CN215468978U - Laser marking apparatus - Google Patents

Abstract

The utility model discloses laser marking equipment, which comprises a flow channel, a movable door, a first discharging assembly and a second discharging assembly, wherein the first discharging assembly is arranged on the movable door; the flow channel is provided with a feed inlet, a first discharge port and a second discharge port, the first discharge port is arranged on one side of the flow channel, and the second discharge port is arranged at the bottom of the flow channel; the movable door is arranged on the second discharge hole and can move relative to the flow channel to open the second discharge hole; the first discharging assembly is arranged on one side of the flow channel and used for pushing the good products out of the first discharging hole; the second unloading assembly is arranged on one side of the flow channel and connected with the movable door to drive the movable door to move so as to open the second discharge hole, so that defective products fall from the second discharge hole. According to the technical scheme, defective products can be automatically screened, full-automatic production is realized, and the production efficiency is improved.

Description

Laser marking apparatus

Technical Field

The utility model relates to the technical field of laser marking equipment, in particular to laser marking equipment.

Background

In order to facilitate later-stage tracing of products in the market, two-dimensional codes or bar codes are generally marked before the products are on the market so as to be scanned and inquired by customers and manufacturers, and the laser marking machine is widely applied to the market. In the process of marking products in large batch, because of environmental factors, human factors or faults of laser marking equipment and the like, a small number of products with unqualified two-dimensional codes or bar codes are always marked, so that code scanning fails and information of the products cannot be identified.

Because the number of unqualified products is relatively small, most laser coding machines on the market can complete coding and then manually scan codes to recheck and screen out the unqualified products, and the mode wastes manpower, has low efficiency and high labor cost; or only a code scanning device is arranged to automatically identify unqualified products and then manually take out the unqualified products, so that full automation is not realized, the efficiency is low, and mistakes are easily made. There are also laser marker that a small part can sort out unqualified product on the market, this type of laser marker is equipped with the manipulator usually, can sort out unqualified product automatically through the manipulator, but the manipulator itself cost is expensive, and control is complicated, has increased laser marker's manufacturing cost.

Disclosure of Invention

The utility model mainly aims to provide laser marking equipment, which aims to automatically screen defective products, realize full-automatic production and improve production efficiency.

To achieve the above object, the present invention provides a laser marking apparatus comprising:

the flow channel is provided with a feed inlet, a first discharge hole and a second discharge hole, the first discharge hole is formed in one side of the flow channel, and the second discharge hole is formed in the bottom of the flow channel;

the movable door is covered on the second discharge hole and can move relative to the flow channel so as to open the second discharge hole;

the first discharging assembly is arranged on one side of the flow channel and used for pushing the good products out of the first discharging hole; and

the second discharging assembly is arranged on one side of the flow channel and connected with the movable door to drive the movable door to move so as to open the second discharging hole, so that a defective product falls from the second discharging hole.

According to the technical scheme, in the laser marking device, the flow channel is provided with the feed inlet, the first discharge outlet and the second discharge outlet, and a product moves from the feed inlet of the flow channel to the first discharge outlet so as to carry out laser marking and code scanning detection; the second discharge port is movably provided with a movable door to open and close the second discharge port. When the detected product is qualified, the movable door closes the second discharge hole, and the first discharging assembly pushes the qualified product out of the first discharge hole; when the product that detects is unqualified defective products, the second discharge gate is opened to the subassembly drive dodge gate of unloading to make the defective products drop from the second discharge gate. Therefore, the laser marking equipment can automatically and quickly screen out good products and defective products, realizes the full-automatic operation of the laser marking equipment, and can improve the production efficiency.

Drawings

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

FIG. 1 is a schematic structural diagram of a laser marking apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the laser marking apparatus of FIG. 1 from another angle;

FIG. 3 is a schematic structural diagram of a flow channel of the laser marking apparatus of FIG. 1;

FIG. 4 is an enlarged view taken at I in FIG. 3;

FIG. 5 is an enlarged view taken at II in FIG. 3;

FIG. 6 is a schematic structural view of a flow channel without a cover plate;

FIG. 7 is an enlarged view taken at III in FIG. 6;

fig. 8 is a schematic view of an assembly structure of the runner of fig. 3 with the first discharging assembly, the second discharging assembly and the pressing assembly when the cover plate is not installed;

FIG. 9 is an enlarged view taken at IV in FIG. 8;

FIG. 10 is an enlarged view taken at V in FIG. 8;

FIG. 11 is a schematic view of the flow channel of FIG. 8 without the second side plate installed and the second discharge port opened;

FIG. 12 is an enlarged view taken at VI in FIG. 11;

FIG. 13 is a schematic structural diagram of a feeding mechanism of the laser marking machine apparatus in FIG. 1;

FIG. 14 is a schematic view of the feeding mechanism in FIG. 13 at another angle;

FIG. 15 is a schematic structural view of a first receiving mechanism of the laser marking apparatus of FIG. 1;

FIG. 16 is a schematic view of the first receiving mechanism of FIG. 15 at another angle;

FIG. 17 is a left side view of the first receiving mechanism of FIG. 15;

FIG. 18 is a cross-sectional view of the first receiving mechanism taken along section A-A of FIG. 17.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. 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 addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes 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 at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a laser marking device.

In particular, the laser marking device is mainly suitable for laser marking of products with slender shapes, such as mobile phone middle boxes, pen holders and the like, and the laser marking device will be described in detail below by taking the mobile phone middle box as an example.

Referring to fig. 1 to 18, in the embodiment of the present invention, the laser marking apparatus 10 includes a runner 200, a movable door 240, a first discharge assembly 300, and a second discharge assembly 400; as shown in fig. 3 to 7, the flow channel 200 has a feeding hole 210, a first discharging hole 220 and a second discharging hole 230, the first discharging hole 220 is disposed at one side of the flow channel 200, and the second discharging hole 230 is disposed at the bottom of the flow channel 200. The movable door 240 covers the second outlet 230, and the movable door 240 is movable relative to the flow channel 200 to open the second outlet 230. The first discharging assembly 300 is disposed on a side of the flow channel 200 opposite to the first discharging hole 220, and the first discharging assembly 300 is used for pushing out the good product from the first discharging hole 220. The second discharging assembly 400 is disposed on a side of the flow channel 200 opposite to the first discharging hole 220, and the second discharging assembly 400 is connected to the movable door 240 for driving the movable door 240 to move and open the second discharging hole 230, so that the defective product falls from the second discharging hole 230.

Referring to fig. 3, for a product with a long and thin shape, the flow channel 200 is designed to be a long strip shape and has two opposite ends, the feed inlet 210 is disposed at one end of the flow channel 200 to feed the product, and the first discharge outlet 220 and the second discharge outlet 230 are disposed at the other end of the flow channel 200 to discharge good products and defective products. It can be understood that a laser marking port 250 and a code scanning detection port 260 are further arranged between the feeding port 210 and the first discharging port 220, the product moves from the feeding port 210 of the flow channel 200 to the first discharging port 220, so that laser marking is performed at the laser marking port 250 to form an identification code, and code scanning detection is performed at the code scanning detection port 260 to judge whether the identification code is qualified, the product with the identification code being qualified is a good product, and the product with the identification code being unqualified is a non-good product.

With reference to fig. 3, since the flow channel 200 is in a long bar shape, the first discharge hole 220 is disposed at one end of the flow channel 200 opposite to the feed hole 210 and at one side of the flow channel 200. As can be appreciated, good products can be discharged from the side surface of one end of the flow channel 200, rather than directly from the end surface of the flow channel 200, so that the overall design of the laser marking device 10 is prevented from being too narrow and long, and waste of station space of the laser marking device 10 can be reduced.

Referring to fig. 6, 7 and 12, the second discharge hole 230 is disposed at the bottom of the flow channel 200, and a defective product discharge slot (not labeled) is further disposed below the second discharge hole 230, so that the defective product can rapidly drop from the second discharge hole 230 to the defective product discharge slot when moving to the second discharge hole 230. Wherein, the second discharge hole 230 is square. It is understood that the second discharge port 230 may be disposed in front of the first discharge port 220 along the length direction of the flow channel 200, may be disposed behind the first discharge port 220 along the length direction of the flow channel 200, and may be aligned with the first discharge port 220 along the length direction of the flow channel 200. In the present embodiment, in order to reduce the overall design length of the flow channel 200, the first discharge port 220 and the second discharge port 230 are aligned along the length direction of the flow channel 200.

The movable door 240 is substantially plate-shaped, a limiting portion 242 is further protruded on the upper surface of the movable door 240, and the limiting portion 242 is disposed on a side away from the feed inlet 210, as shown in fig. 7. Under normal conditions, the movable door 240 covers the second discharge hole 230, the movable door 240 is flush with the bottom plate 201 of the flow channel 200, so that the product can pass through smoothly, and the product stays on the movable door 240 under the blocking of the limiting portion 242, and if the product on the movable door 240 is good, the first discharging assembly 300 pushes out the good product on the movable door from the first discharge hole 220. If the product on the movable door 240 is a defective product, the second discharging assembly driver 400 drives the movable door 240 to move to open the second discharging hole 230 so that the defective product falls down from the second discharging hole 230. It is understood that the movable door 240 may be rotatably disposed with respect to the flow passage 200, or may be slidably disposed with respect to the flow passage 200.

Referring to fig. 8 to 10, the first discharging assembly 300 and the second discharging assembly 400 are disposed at one side of the flow channel 200, and it should be understood that both may be disposed at the same side of the flow channel 200, or may be disposed at both sides of the flow channel 200. In this embodiment, in order to leave room for installing other mechanisms and devices, the first discharging assembly 300 and the second discharging assembly 400 are both disposed on the same side of the flow channel 200 and are disposed near the first discharging hole 220, as shown in the figure.

In the technical scheme of the utility model, in the laser marking device 10, the flow channel 200 is provided with the feed inlet 210, the first discharge outlet 220 and the second discharge outlet 230, and a product moves from the feed inlet 210 to the first discharge outlet 220 of the flow channel 200 to carry out laser marking and code scanning detection; a movable door 240 is movably arranged at the second discharging hole 230 to open and close the second discharging hole. When the detected product is qualified, the movable door 240 closes the second discharge port 230, and the first discharging assembly 300 pushes the qualified product out of the first discharge port 220; when the detected product is an unqualified defective product, the second discharging assembly 400 drives the movable door 240 to open the second discharging hole 230, so that the defective product falls from the second discharging hole 230. Therefore, the laser marking equipment 10 can automatically and quickly screen out good products and defective products, realize the full-automatic operation of the laser marking equipment 10 and improve the production efficiency.

Further, referring to fig. 3 to 7, in an embodiment of the present invention, the flow channel 200 includes a bottom plate 201, and a first side plate 202 and a second side plate 203 mounted on the bottom plate 201, the first side plate 202 and the second side plate 203 are disposed opposite to each other, the first discharge port 220 is disposed on the first side plate 202, the second discharge port 230 is disposed on the bottom plate 201, and the first discharge assembly 300 and the second discharge assembly 400 are disposed on a side of the second side plate 203 away from the first side plate 202.

The first side plate 202 is connected to the side face of the bottom plate 201 through screws, the second side plate 203 is mounted on the upper surface of the bottom plate 201 through screws, a runner 205 for moving a product is formed by enclosing the bottom plate 201, the first side plate 202 and the second side plate 203, and the runner 205 has limiting and guiding effects on the movement of the product. In this embodiment, because the length of the flow channel is long, in order to facilitate production and processing, the bottom plate 201, the first side plate 202, and the second side plate 203 have a certain thickness, and the bottom plate 201, the first side plate 202, and the second side plate 203 may be formed by assembling and connecting a plurality of sub-connecting plates, so that deformation of the processing process due to the fact that the bottom plate 210, the first side plate 202, and the second side plate 203 are too long can be avoided.

It is understood that, in an embodiment, in order to prevent impurities in the external environment from falling into the runner 205 and affecting the normal processing of the product, the runner 200 further has a cover plate 204, and the cover plate 204 is mounted on the first side plate 202 and the second side plate 203 by screws, as shown in fig. 3. It can be understood that the cover plate 204 can prevent the operator from inserting his hand into the runner 205, and can prevent the operator from performing irregular operation or misoperation, thereby improving the safety of the laser marking process.

Further, in an embodiment, referring to fig. 6 and 7, the movable door 240 is slidably mounted on the bottom plate 201, and the second discharging assembly 400 is configured to drive the movable door 240 to slide in a first direction to open or close the second discharging hole 230. Wherein the first direction is a width direction of the flow channel 200. As can be appreciated, in the process that the second discharging assembly 400 drives the movable door 240 to open the second discharging hole 230, the second side plate 203 limits the defective products on the movable door 240, so as to prevent the defective products from moving along with the movable door 240, and when the movable door 240 slides to completely open the second discharging hole 230, the defective products drop from the second discharging hole 230 to the defective product discharging slot while being separated from the support of the movable door 240.

Further, with continued reference to fig. 6 and 7, the movable door 240 is provided with sliding portions 241 at both side edges thereof, and the bottom plate 201 is provided with a slide groove 2011 into which the sliding portions 241 are inserted. Two sliding grooves 2011 are disposed corresponding to the two sliding portions 241, the two sliding grooves 241 are disposed on two side walls of the second discharge port 230 along the first direction, and the two sliding portions 241 can slide in the two sliding grooves 2011 under the driving of the second discharging assembly 400. The shapes of the sliding portion 241 and the sliding groove 2011 are not limited herein, and in the present embodiment, the shapes of the sliding groove 2011 and the sliding portion 241 are set by taking a square as an example, in order to facilitate processing and reduce processing cost.

Further, in another embodiment, the movable door 240 is rotatably connected to the bottom plate 201, and the second discharging assembly 400 is used for driving the movable door 240 to turn to open or close the second discharging hole 230. It is understood that the movable door 240 may be connected to the base plate 201 through a rotating shaft, or may be hinged to the base plate 201 through a hinge, wherein the movable door 240 can rotate around the axis of the rotating shaft or the hinge axis of the hinge.

Further, in one embodiment, referring to fig. 8-12, the first discharge assembly 300 includes a first push rod 310 and a first drive cylinder 320. The first push rod 310 extends along the first direction, a first through hole 2031 is formed in a position of the second side plate 203 opposite to the first discharge hole 220, and the first push rod 310 penetrates the first through hole 2031. The first driving cylinder 320 is in driving connection with the first pushing rod 310, and the first driving cylinder 320 drives the first pushing rod 310 to move along the first through hole 2031, so as to push the good product out of the first discharge hole 220.

In this embodiment, due to the limitation of the installation space, the first driving cylinder 320 is installed at one side of the second discharging assembly 400, the second connecting plate 330 is further installed at the output end of the first driving cylinder 320, and the first push rod 310 is in driving connection with the first driving cylinder 320 through the second connecting plate 330. The number of the first push rods 310 may be multiple, the specific number may be determined according to the actual length of the product, in order to push the product out of the first discharge hole 220 smoothly, the number of the first push rods 310 is at least two, and in this embodiment, the number of the first push rods 310 is set by taking two as an example.

Further, in an embodiment, with continued reference to fig. 8-12, the second discharge assembly 400 includes a first connecting plate 410 and a second drive cylinder 420. The first connecting plate 410 is connected with the movable door 240 through a screw, the second driving cylinder 420 is in driving connection with the first connecting plate 410, and the second driving cylinder 420 drives the first connecting plate 410 to move, so that the movable door 240 is driven to slide back and forth along a first direction, and the second discharge hole 230 is opened or closed.

Further, in an embodiment, in order to facilitate an operator to collect the marked good products, the laser marking apparatus 10 further includes a first material receiving mechanism 900, where a position of the first material receiving mechanism 900 corresponding to the first discharge port 220 is disposed on one side of the flow channel 200, and is used for collecting the good products pushed out from the first discharge port 220. Of course, the laser marking apparatus 10 further includes a second material receiving box (not shown in the figure) disposed below the defective product discharging chute to collect the defective products sliding from the defective product discharging chute.

Referring to fig. 15 and 16, in an embodiment, the first receiving mechanism 900 includes a receiving platform 910 and an overturning device 920. The material receiving table 910 is extended along a first direction, the material receiving table 910 has a platen 911 for placing a good product, the turning device 920 is installed at one end of the material receiving table 910 close to the first material outlet 220 and located above the platen 911, and the turning device 920 is used for receiving the good product pushed out from the first material outlet 220 and turning over a preset angle to release the good product to a preset position of the material receiving table 910.

Wherein, for make the receipts material platform 910 deposit more yields in limited space, the convenient condition of looking over the identification code mark of yields simultaneously from the front, the preset angle that this embodiment overturns the product through turning device 920 is 90.

Referring to fig. 15 to 18, the turnover device 920 includes a mounting plate 921, a drum 922, and a driving motor 923. The mounting support plate 921 is fixed to two sides of the bedplate 911 by screws, four accommodating grooves 9221 for accommodating good products are formed in the outer peripheral surface of the drum 922, and the four accommodating grooves 9221 are arranged in a 90-degree circumferential array around the axial lead of the drum 922. Two side surfaces of the roller 922 are convexly provided with roller shafts (not shown), the roller shafts are rotatably arranged on the mounting support plate 921, and it can be understood that when the roller 922 is at the initial mounting position, one of the four accommodating grooves 9221 is arranged in parallel with the first discharge hole 220.

Wherein, driving motor 923 is connected with the drive of cylinder 922 for driving cylinder 922 intermittent type formula rotates, and in this embodiment, driving motor 923 is step motor, and driving cylinder 923 rotates 90 in each pulse signal, thereby the drive holds holding tank 9221 upset 90 that has the non-defective products, makes the non-defective products drop to platen 911 in holding tank 9221, also the preset position that also says so. Referring to the figure, the driving motor 923 is in transmission connection with the roller 922 through a synchronous belt (not marked), a driving belt pulley (not marked) is installed on an output shaft of the driving motor 923, a driven belt pulley (not marked) is installed at one end of the roller shaft extending out of the installation support plate 921, and the synchronous belt is connected between the driving belt pulley and the driven belt pulley. It can be understood that, in order to make the roller 922 stop accurately, the driving pulley, the driven pulley and the timing belt are provided with mutually engaged transmission teeth (not shown in the figure), so that the roller 922 stops immediately when the driving motor 923 stops, and good products can fall on the platen 911 smoothly.

Referring to fig. 18, a limiting seat 913 is further disposed on one side of the roller 922 facing the first discharge hole 220, the limiting seat 913 is mounted on the bedplate 911 through a screw, the limiting seat 913 has a receiving surface 9131 adapted to the shape of the roller 922, and the receiving surface 9131 is used for limiting a good product during the rotation of the roller 922 to prevent the good product from being separated from the receiving groove 9221. When the roller 922 rotates until the accommodating groove 9221 containing good products is perpendicular to the bedplate 911, the products in the accommodating groove 9221 fall on the bedplate 911. It can be understood that the distance from the lowest point of the roller 922 to the bedplate 911 is slightly greater than the height of the product, so that the good product can completely fall off the accommodating groove 9221 and fall onto the bedplate 911 without interfering with the rotation of the roller 922, and the good product can stably fall onto the bedplate 911 when falling, thereby preventing the good product from falling.

Further, referring to fig. 16 and 18, in order to timely remove a good product at a preset position and prevent a next good product from being blocked by turning over and releasing, the first material receiving structure 900 further includes a first material pushing assembly 930, and the first material pushing assembly 930 is installed below the bedplate 911 and used for pushing the good product away from the preset position.

The first pushing assembly 930 includes a pushing plate 931 and a third driving cylinder 932. The platen 911 has been seted up and has been dodged groove 9113, and push pedal 931 wears to locate and dodges in groove 9113, and the third drives actuating cylinder 932 and installs in the below of platen 911 and be connected with push pedal 931 drive, and the third drives actuating cylinder 932 and is arranged in driving push pedal 931 and moves in dodging groove 9113 to the one end that is kept away from turning device 920 of product orientation that is in the default position on promoting platen 911, in order to reserve the space and supply turning device 920 to overturn and release next product.

Referring to fig. 15, the material receiving table 910 further includes an installation frame 912, the bedplate 911 is installed on the installation frame 912, the bedplate 911 is rectangular in shape, a first baffle 9111 is arranged on two side edges of the bedplate 911 in the first direction, a second baffle 9112 is arranged on a side edge of the bedplate 911 away from the turnover device 920, the first baffle 9111 is used for guiding and limiting good products in the moving process of the good products, and the second baffle 9112 is used for preventing the good products from being separated from the bedplate 911.

It is understood that, in the embodiment of the present invention, referring to fig. 1 and 2, the laser marking device 10 further includes a machine table 100, a feeding mechanism 500, a marking assembly 600, and a detection assembly 700. The runner 200, the first discharging assembly 300, the second discharging assembly 400 and the first receiving mechanism 900 are mounted on the machine 100. The feeding mechanism 500 is disposed on the machine platform 100 at a position corresponding to the feeding hole 210, and is used for conveying the product to the flow channel 200 through the feeding hole 210 and pushing the product to move from the feeding hole 210 to the first discharging hole 220. The marking assembly 600 is disposed on the machine 100 at a position corresponding to the laser marking port 250, so as to perform laser marking on the product in the flow channel 200 at the laser marking port 250 and form an identification code. The position of the detection component 700 corresponding to the code scanning detection port 260 is disposed on the machine 100, so as to perform code scanning detection on the product of the flow channel 200 at the code scanning port, and determine whether the identification code of the current product is qualified.

Further, referring to fig. 1, as well as fig. 13 and 14, in one embodiment, the feeding mechanism 500 includes a product storage rack 510 and a second pusher assembly 520. The product storage rack 510 has a loading plate (not shown) for storing products, two opposite first enclosing plates 511 mounted on the loading plate, and a second enclosing plate 512 disposed between the two first enclosing plates 511, wherein the first enclosing plates 511 and the second enclosing plates 512 enclose an accommodating space, and a plurality of products are stacked in the accommodating space. The two second enclosing plates 512 are further provided with a first notch 513 and a second notch 514 which correspond to each other, the second notch 514 is arranged corresponding to the feeding port 210 of the flow channel 200, the first notch 513 and the second notch 514 are arranged at the bottom of the second enclosing plate to correspond to the bottommost product on the bearing plate, and the size of the first notch 513 and the size of the second notch 514 correspond to the size of one product, so that one product can just pass through. The second pushing assembly 520 is disposed at one side of the product storage rack 510 and is disposed corresponding to the first notch 513, and the second pushing assembly 520 is configured to push the product in the accommodating space to enter the flow channel 200 through the second notch 514 and the feeding hole 210 in sequence.

It can be understood that the product storage rack 510 is disposed near the flow channel 200 to reduce the distance between the first notch 513 of the product storage rack 510 and the feeding opening 210 of the flow channel 200 as much as possible, so that the product can smoothly enter the flow channel 200 under the pushing of the second pushing assembly 520, and the product is prevented from deviating and being unable to align with the feeding opening 210, so that the product cannot enter the flow channel 200 from the feeding opening 210.

Further, referring to fig. 13, the second pushing assembly 520 includes a second pushing rod 521 and a fourth driving cylinder 522. The second push rod 521 is disposed corresponding to the first notch 513, the fourth driving cylinder 522 is installed on the machine platform 100, the second push rod 521 is installed at an output end of the fourth driving cylinder 522, and the fourth driving cylinder 522 drives the second push rod 521 to move toward a direction close to or away from the first notch 513.

In the feeding process, the fourth driving cylinder 522 pushes the second push rod 521 to move towards the first notch 513, so that the second push rod 521 passes through the first notch 513 to enter the accommodating space, contacts with a bottommost product on the bearing plate and pushes the product to move, the product sequentially passes through the second notch 514 and the feed inlet 210 to enter the flow channel 200, and in the process, other products stacked above the product fall on the second push rod 521; when the second plunger 521 pushes the product to move to the flow channel 200 completely, the fourth driving cylinder 522 drives the second plunger 521 to move back to the initial position, and at this time, the product above the second plunger 521 falls down onto the loading plate. In this way, the second pushing assembly 520 repeats the feeding operation, so that the stacked products in the product storage rack 510 are sequentially pushed into the flow channel 200 one by one, and the product at the previous position in the flow channel 200 is pushed by the product at the next position to move toward the first discharge port 220. It will be appreciated that each product in the flow path 200 moves a distance equal to the length dimension of one product during each feeding motion of the second pusher assembly 520.

Further, referring to fig. 1 and 2, and fig. 8 and 11, in order to improve the marking efficiency and the yield of the product, in an embodiment of the present invention, the laser marking apparatus 10 is provided with two flow passages 200, an upper flow passage and a lower flow passage, respectively, in the vertical direction. In order to avoid mutual interference between the upper flow channel and the lower flow channel, the first discharge port 220, the second discharge port 230, the laser marking port 250 and the code scanning detection port 260 of the upper flow channel and the lower flow channel are arranged along the length direction in a staggered manner.

Correspondingly, two first notches 513 and two second notches 514 are respectively formed on the two second enclosing plates 512 of the product storage rack 510, and the two second notches 514 respectively correspond to the feeding ports 210 of the upper runner and the lower runner. Correspondingly, the second pushing assembly 520 is provided with two second pushing rods 521 arranged at intervals, and the two second pushing rods 521 correspond to the two first notches 513. It can be understood that the distance between the two first notches 513 is at least the height of one product, so that at least one product is clamped between the two second push rods 521 during the process that the fourth driving cylinder 522 drives the two second push rods 521 to move back to the initial position, so that the product can smoothly fall on the bearing plate.

Further, referring to fig. 13 and 14, in another embodiment of the present invention, in order to further improve the marking efficiency of the laser marking apparatus 10, the feeding mechanism 500 may be provided with a plurality of product storage shelves 510, and the plurality of product storage shelves 510 are arranged at intervals linearly along the first direction. It is understood that, in order to push the products on the plurality of product storage shelves 510 into the flow channel 200, the plurality of product storage shelves 510 are movably mounted on the machine table 100 by the traverse device 530, as shown in fig. 13. The traverse device 530 includes an installation seat 531, a slide rail group and a fifth driving cylinder 534, the product storage racks 510 are installed on the installation seat 531, the slide rail group includes a slider 532 disposed below the installation seat 531 and a slide rail 533 disposed on the machine platform 100, the installation seat 531 is slidably connected to the slide rail 533 through the slider 532, the fifth driving cylinder 534 is drivingly connected to the installation seat 531, and the fifth driving cylinder 534 can drive the installation seat 531 to slide on the slide rail 533, so that the product storage racks 510 on the installation seat 531 correspond to the flow channel 200 and the second pushing assembly 520 respectively.

It can be understood that, when all the products in one of the product storage shelves 510 on the mounting seat 531 are pushed into the flow channel 200, the fifth driving cylinder 534 drives the mounting seat 531 to slide along the slide rail 533 at this time, so that the next product storage shelf 510 corresponds to the flow channel 200 and the second pushing assembly 520, and when all the products in the next product storage shelf 510 are pushed into the flow channel 200, the above steps are repeated until all the products in all the product storage shelves 510 on the mounting seat 531 are completely loaded. So, can reduce the number of times of operating personnel material loading through setting up a plurality of product storage racks 510, avoid causing equipment to shut down the productivity that waits and influence the product because of the delay of material loading, can improve the mark efficiency of product. In the present embodiment, the product storage shelves 510 are exemplified by two arrangements.

Referring to fig. 1 and 2, it can be understood that the marking assembly 600 and the detecting assembly 700 are movably disposed on the machine 100 by a moving device, and the marking assembly 600 and the detecting assembly 700 are movable along the length direction of the flow channel 200 and along the vertical direction to perform laser marking and code scanning detection on the products in the upper flow channel and the lower flow channel, respectively, which will not be described in detail herein.

Further, referring to fig. 1 and 2, and fig. 8 and 10, in an embodiment, the laser marking apparatus 10 further includes a pressing assembly 800, the pressing assembly 800 is disposed at a side of the flow channel 200 opposite to the marking assembly 600, and the pressing assembly 800 is configured to compress the product when the product is laser marked. Can understand, compress tightly the product when the product carries out laser marking through setting up material pressing component 800, can prevent that the product from taking place the displacement at the laser marking in-process, guarantee laser marking's precision, improve the yields of product.

The swaging assembly 800 includes a sixth driving cylinder 830, a mounting plate 820, and a buffer 810. Referring to fig. 8 and 10, the second side plate 203 of the flow channel 200 is provided with a second through hole 2032, the buffer 810 is inserted into the second through hole 2032, one end of the buffer 810 is fixedly connected to the mounting plate 820, the mounting plate 820 is mounted at an output end of the sixth driving cylinder 830, the sixth driving cylinder 830 can drive the mounting plate 820 to move so as to drive the buffer 810 to move back and forth along the second through hole 2032, so as to compress the current product during laser marking, and release the compression of the product after the laser marking is finished.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A laser marking apparatus, comprising:

the flow channel is provided with a feed inlet, a first discharge hole and a second discharge hole, the first discharge hole is formed in one side of the flow channel, and the second discharge hole is formed in the bottom of the flow channel;

the movable door is covered on the second discharge hole and can move relative to the flow channel so as to open the second discharge hole;

the first discharging assembly is arranged on one side of the flow channel and used for pushing the good products out of the first discharging hole; and

the second discharging assembly is arranged on one side of the flow channel and connected with the movable door to drive the movable door to move so as to open the second discharging hole, so that a defective product falls from the second discharging hole.

2. The laser marking apparatus according to claim 1, wherein the flow channel includes a bottom plate, and a first side plate and a second side plate mounted on the bottom plate, the first discharge port is disposed on the first side plate, the second discharge port is disposed on the bottom plate, and the first discharge assembly and the second discharge assembly are disposed on a side of the second side plate away from the first side plate.

3. The laser marking apparatus as claimed in claim 2, wherein the movable door is slidably mounted to the base plate, and the second discharge assembly is configured to drive the movable door to slide in a first direction to open or close the second discharge opening.

4. The laser marking apparatus according to claim 3, wherein a side edge of the movable door is provided with a sliding portion, and the bottom plate is provided with a slide groove into which the sliding portion is inserted.

5. The laser marking apparatus as claimed in claim 2, wherein the movable door is rotatably coupled to the base plate to open or close the second discharge port.

6. The laser marking apparatus as claimed in claim 2 wherein the first discharge assembly comprises:

the first push rod extends along a first direction, the second side plate is provided with a first through hole, and the first push rod penetrates through the first through hole; and

the first driving air cylinder is in driving connection with the first push rod and drives the first push rod to move along the first through hole so as to push the good products out of the first discharge hole.

7. The laser marking apparatus as claimed in claim 1 wherein the second discharge assembly comprises:

the connecting plate is connected with the movable door; and

and the second driving cylinder is in driving connection with the connecting plate and drives the connecting plate to move so as to drive the movable door to slide back and forth along the first direction.

8. The laser marking apparatus according to any one of claims 1 to 7, further comprising:

and the first material receiving mechanism is arranged on one side of the flow channel corresponding to the position of the first discharge hole and is used for collecting the good products pushed out from the first discharge hole.

9. The laser marking apparatus of claim 8, wherein the first receiving mechanism comprises:

a material receiving platform provided with a bedplate for placing the good products; and

the turnover device is arranged at one end, close to the first discharge port, of the material receiving platform and is positioned above the bedplate, and the turnover device is used for receiving the good products pushed out from the first discharge port and overturning the good products by a preset angle to release the good products to a preset position of the material receiving platform.

10. The laser marking apparatus of claim 9, wherein the first receiving mechanism further comprises:

and the first material pushing assembly is used for pushing the good products away from the preset position.

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