CN208083674U - A laser marking machine - Google Patents

Abstract

The utility model discloses a laser marking machine, which comprises a base, be provided with the camera station on the base and beat the mark station, one side of camera station is provided with the pan feeding subassembly that is used for driving the printed circuit board and removes, one side of beating the mark station is provided with the ejection of compact subassembly that is used for driving the printed circuit board and removes, still including adsorption platform subassembly and the pan feeding lift suction disc subassembly that is used for adsorbing fixed printed circuit board, ejection of compact lift suction disc subassembly, the adsorption platform subassembly can remove to camera station and beat the mark station under platform drive assembly's drive, ejection of compact lift suction disc subassembly is used for transporting the printed circuit board on the adsorption platform subassembly to ejection of compact subassembly on, pan feeding lift suction disc subassembly is used for transporting the printed circuit board on the pan feeding subassembly to the adsorption platform subassembly. Use the utility model provides a laser marking machine, camera station and mark station mutual independence of beating, but simultaneous working. The adsorption platform assembly can be used for quickly and efficiently positioning the plate, and the positioning accuracy is guaranteed.

Description

A laser marking machine

technical field

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

Background technique

With the continuous advancement of science and technology, the continuous improvement of people's living standards, the continuous development of smart phone technology and wearable electronic technology, intelligence, thinness, and miniaturization have become the mainstream, and consumers have higher and higher quality requirements for products. Therefore, the quality control of internal PCB circuit boards is becoming more and more strict. It is necessary to strive for excellence in order to win consumers, win the recognition of customers, and realize secondary purchases.

In order to realize the quality control of PCB, the means usually used is laser marking technology. That is, mark strings, one-dimensional codes, two-dimensional codes and other information on the PCB board, upload them to the database through camera recognition, automatically eliminate unqualified products, and realize the product quality traceability of the entire internal process, from source supplier information to product delivery Data tracking, whole-process tracking, maximizing product quality, and effectively realizing the control of automated production of products. However, the existing laser marking machines are relatively low in automation and efficiency.

To sum up, how to effectively solve the problems of low automation and low efficiency of laser marking machines is an urgent problem for those skilled in the art.

Utility model content

In view of this, the purpose of this utility model is to provide a laser marking machine, the structural design of the laser marking machine can effectively solve the problem of low automation and low efficiency of the laser marking machine.

In order to achieve the above object, the utility model provides the following technical solutions:

A laser marking machine, comprising a base, the base is provided with a camera station for identifying positioning points through dual cameras and a marking station for marking printed circuit boards through a marking laser head assembly, One side of the camera station is provided with a feeding assembly for driving the printed circuit board to move, one side of the marking station is provided with a discharge assembly for driving the printed circuit board to move, and it also includes a The adsorption platform assembly of the printed circuit board, the feeding lifting suction plate assembly, and the discharging lifting suction plate assembly, the adsorption platform assembly can be moved to the camera station and the marking station under the drive of the platform driving assembly , the discharge lift suction plate assembly is used to transfer the printed circuit board on the adsorption platform assembly to the discharge assembly, and the feed lift suction plate assembly is used to transfer the printed circuit board on the feed assembly The printed circuit board is transferred to the adsorption platform assembly.

Preferably, in the above-mentioned laser marking machine, the adsorption platform assembly includes an adsorption platform uniformly provided with a plurality of adsorption holes, and pressure plates are respectively provided on opposite sides of the adsorption platform, and the pressure plates are connected with the pressure plate drive assembly to drive The platen moves perpendicular to the adsorption platform assembly.

Preferably, the above-mentioned laser marking machine further includes a linear drive motor and a guide rail, and the linear drive motor drives the adsorption platform assembly to move to the camera station and the marking station along the guide rail.

Preferably, in the above laser marking machine, the base is a marble base.

Preferably, in the above-mentioned laser marking machine, four marking laser head assemblies are arranged on the marking station, and the four marking laser head assemblies are arranged along a direction perpendicular to the moving direction of the adsorption platform assembly. Arranged in sequence.

Preferably, in the above-mentioned laser marking machine, the feeding assembly includes a feeding conveyor belt, a feeding sensor for sensing the printed circuit board, and a feeding sensor for sensing the printed circuit board. When the board is raised to block the front end of the printed circuit board, the baffle plate assembly.

Preferably, in the above laser marking machine, the camera station is provided with a centering component for centering the printed circuit board on the feeding conveyor belt left and right.

Preferably, in the above laser marking machine, the feeding assembly includes two sets of feeding conveyor belts, and the discharging assembly includes two sets of discharging conveyor belts.

Preferably, the above-mentioned laser marking machine further includes a machine cover arranged on the camera station and the marking station, and the machine cover is provided with a material inlet corresponding to the feeding component, corresponding to the The discharge assembly is provided with a discharge port.

Preferably, in the above-mentioned laser marking machine, an observation window that can be opened and closed is provided on the outer cover of the machine.

The laser marking machine provided by the utility model includes a base, a feeding assembly, a discharging assembly, an adsorption platform assembly, a feeding lifting suction plate assembly and a discharging lifting suction plate assembly. Wherein, a camera station and a marking station are arranged on the base. The feeding component is set on one side of the camera station to drive the printed circuit board to move; the discharging component is set on the side of the marking station to drive the printed circuit board to move; the adsorption platform component is used to absorb and fix the printed circuit board The board can be moved to the camera station and marking station under the drive of the platform drive assembly. The discharge lift suction plate assembly is used to transfer the printed circuit board on the adsorption platform to the discharge assembly. The feed lift suction plate assembly Used to transfer the printed circuit boards on the feeding assembly to the suction platform.

Applying the laser marking machine provided by the utility model, corresponding to the camera station, the printed circuit board, that is, the PCB board, reaches the feeding assembly from the front end; the feeding lifting suction board assembly sucks up the PCB board and rises, waiting for the adsorption platform assembly to reach the camera Work station; after the marking is completed, the adsorption platform assembly reaches the camera station, and the feeding and lifting suction plate assembly puts the PCB board on the adsorption work platform; the dual cameras identify the positioning point, and then the adsorption platform assembly drives the board under the drive of the platform drive assembly. The whole is transported to the marking station. At the marking station, the marking laser head assembly marks the PCB board, and the board drives the left and right movement on the platform drive assembly to achieve full coverage of the entire board. After the laser marking is finished, the adsorption is stopped, and the discharge lifting suction plate assembly will suck the PCB board from the adsorption work platform; the adsorption platform assembly will move to the camera station under the drive of the platform drive assembly; the discharge lifting suction plate assembly will descend, and The PCB board is placed in the discharge assembly to complete the discharge. After repeating all the above processes, fully automatic laser marking can be carried out. Camera station and marking station are independent of each other and can work at the same time. Thus, marking efficiency is improved. And through the adsorption platform components, the board can be positioned quickly and efficiently, and the bottom surface is adsorbed to ensure accurate positioning, and the PCB board is flat without warping, thereby effectively improving the accuracy of the laser marking position and ensuring the laser etching effect.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation of the laser marking machine of a specific embodiment of the utility model;

Fig. 2 is a partial structural schematic diagram of the camera station and the marking station in Fig. 1;

Fig. 3 is a partial structural schematic diagram of an adsorption platform assembly;

Fig. 4 is a partial structural schematic diagram of the pressing plate and the pressing plate driving assembly.

The markings in the attached drawings are as follows:

1. Camera station, 2. Marking station, 6. Vision component, 7. Feeding component, 8. Centering component, 9. Adsorption platform component, 10. Linear drive motor, 11. Marble seat, 12. Laser bracket , 13. Discharge lifting suction plate assembly, 14. Discharging assembly, 15. Laser vibrating lens, 16. Manual lifting assembly, 47. Press plate, 48. Adsorption platform, 49. Workbench fixing plate, 53. Cylinder fixing block, 54, cylinder one, 55, miniature slide rail, 56, slide rail mounting plate, 57, cylinder two, 58, cylinder connecting block.

Detailed ways

The embodiment of the utility model discloses a laser marking machine to improve the automation degree and efficiency of the equipment.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 4, Fig. 1 is the structure schematic diagram of the laser marking machine of a specific embodiment of the present utility model; Fig. 2 is the partial structure diagram of the camera station and the marking station in Fig. 1; Fig. 3 is the adsorption A schematic diagram of a partial structure of the platform; FIG. 4 is a schematic diagram of a partial structure of the pressing plate and the driving assembly of the pressing plate.

In a specific embodiment, the laser marking machine provided by the utility model includes a base, a feeding assembly 7 , a discharging assembly 14 , an adsorption platform assembly 9 , an feeding lift suction plate assembly and a discharge lift suction plate assembly 13 .

Wherein, a camera station 1 and a marking station 2 are arranged on the base. Camera station 1 is used to identify positioning points through dual cameras, and marking station 2 is used to mark printed circuit boards through the marking laser head assembly. For the specific structure and working principle of the marking laser head assembly, as well as the principle and structure of the dual-camera identification positioning point, please refer to the prior art, and will not be repeated here. Through the external dual camera, the camera camera station and the laser marking station 2 operate at the same time. Specifically, the base can be a marble base 11, and the overall equipment can adopt a square steel frame structure, so that the structure is more stable.

The feeding assembly 7 is arranged on one side of the camera station 1, and is used to drive the printed circuit board to move; the discharging assembly 14 is arranged on one side of the marking station 2, and is used to drive the printed circuit board to move. Specifically, the feeding component 7 and the discharging component 14 can respectively adopt a conveyor belt structure, or can also adopt a conventional conveying device in the prior art.

The suction platform assembly 9 is used to absorb and fix the printed circuit board, and can move to the camera station 1 and the marking station 2 driven by the platform drive assembly. That is to say, the adsorption platform assembly 9 can move back and forth between the camera station 1 and the marking station 2, so as to process and transport the PCB boards adsorbed thereon on the two stations respectively. Specifically, the adsorption platform assembly 9 can be adsorbed and fixed to the PCB board by vacuum adsorption. The platform drive assembly is used to drive the adsorption platform assembly 9 to move, and it serves as a power source for the adsorption platform assembly 9 to move.

The discharge lift suction plate assembly 13 is used to transfer the printed circuit board on the adsorption platform assembly 9 to the discharge assembly 14, and the feed lift suction plate assembly is used to transfer the printed circuit board on the feed assembly 7 to the adsorption platform assembly 9. Furthermore, for the PCB board that enters the feeding assembly 7, the PCB board is sucked up by the feeding lifting suction board assembly, and then transferred to the adsorption platform assembly 9; for the PCB board that has been marked by the marking station 2, then The PCB board is sucked up by the discharge lifting suction plate assembly 13, and then transferred to the discharge assembly 14 to complete the discharge. Concrete discharge lifting suction plate assembly 13 and feeding lifting suction plate assembly all can adopt vacuum adsorption, the lifting and horizontal movement of both can be realized by conventional driving device and guiding device in the prior art, no longer repeat them here.

Applying the laser marking machine provided by the utility model, corresponding to the camera station 1, the printed circuit board, that is, the PCB board, reaches the feeding assembly 7 from the front end; 9 arrives at the camera station 1; after marking is completed, the adsorption platform assembly 9 arrives at the camera station 1, and the feeding and lifting suction plate assembly puts the PCB board on the adsorption work platform; the dual cameras identify the positioning point, and then the adsorption platform assembly 9 is placed on the Driven by the platform driving component, the board is transported to the marking station 2 as a whole. At marking station 2, the marking laser head assembly marks the PCB board, and the board moves left and right on the platform drive assembly to achieve full coverage of the entire board. After the laser marking is finished, the adsorption is stopped, and the discharge lifting suction plate assembly 13 sucks the PCB board from the adsorption work platform; the adsorption platform assembly 9 moves to the camera station 1 driven by the platform drive assembly; the discharge lifting suction plate assembly 13 Descend, and place the PCB board on the discharge assembly 14 to complete the discharge. After repeating all the above processes, fully automatic laser marking can be carried out. Camera station 1 and marking station 2 are independent of each other and can work at the same time. Thus, marking efficiency is improved. Moreover, the board can be positioned quickly and efficiently through the adsorption platform component 9, and the bottom surface is adsorbed to ensure accurate positioning, and the PCB board is flat and free of warping, thereby effectively improving the accuracy of the laser marking position and ensuring the laser etching effect.

Specifically, the adsorption platform assembly 9 includes an adsorption platform 48 evenly provided with a plurality of adsorption holes, the opposite sides of the adsorption platform 48 are respectively provided with a pressure plate 47, the pressure plate 47 is connected with the pressure plate 47 drive assembly to drive the pressure plate 47 perpendicular to the adsorption platform 48 sports. When the adsorption hole on the adsorption platform 48 is connected with the vacuum equipment, the PCB board can be vacuum-adsorbed. The pressing plate 47 is arranged on two opposite sides of the adsorption platform 48, so as to press the PCB board tightly from both sides. Thereby, the positioning accuracy can be further ensured, and the PCB board is flat without warping. Specifically, the driving assembly of the pressing plate 47 may include a cylinder fixing block 53 , a cylinder one 54 , a miniature slide rail 55 , a slide rail mounting plate 56 , a cylinder two 57 , and a cylinder connecting block 58 . During pressing, cylinder two 56 telescopically drives cylinder connecting block 58, and cylinder connecting block 57 slides on miniature slide rail 55, realizes that fixed block 53 moves horizontally, and cylinder 54 expands and contracts up and down, and completes pressing action. Certainly, the driving assembly of the pressing plate 47 can also be other transmission structures driven by other cylinders, as long as the pressing plate 47 can be pushed to move perpendicularly to the adsorption platform 48 . In order to facilitate the fixing of the adsorption platform 48 , a worktable fixing plate 49 may be fixed on the bottom surface of the adsorption platform 48 .

Further, it also includes a linear drive motor 10 and a guide rail, and the linear drive motor 10 drives the adsorption platform assembly 9 to move to the camera station 1 and the marking station 2 along the guide rail. The linear drive motor 10 drives the adsorption platform assembly 9 to move between the camera station 1 and the marking station 2, thereby ensuring marking accuracy. The specific cooperation mode between the adsorption platform assembly 9 and the guide rail can refer to the conventional guide rail arrangement in the prior art, and will not be repeated here.

On the basis of the above-mentioned embodiments, four marking laser head assemblies are arranged on the marking station, and the four marking laser head assemblies are arranged in sequence along a direction perpendicular to the moving direction of the adsorption platform 48 . It should be noted that the four marking laser head assemblies are arranged sequentially, which means that the four marking laser head assemblies do not overlap in the moving direction of the adsorption platform 48 . That is to say, four laser heads can mark on one line at the same time, and the PCB board moves left and right driven by the linear motor to achieve full coverage of the entire board. By setting multiple marking laser heads on the marking station to mark simultaneously, the marking efficiency can be significantly improved.

Further, the feeding assembly 7 includes a feeding conveyor belt, a feeding sensor for inducting the printed circuit board, and a baffle plate that rises to block the front end of the printed circuit board when the feeding sensor senses the printed circuit board components. Furthermore, the PCB board reaches the feeding conveyor belt from the front end, and when the feeding sensor component senses the PCB board, the front stopper component rises to block the front end of the PCB board, so that the PCB board can be better positioned and the marking accuracy can be improved.

Furthermore, the camera station 1 is provided with a centering assembly 8 for centering the printed circuit boards on the feeding conveyor belt left and right. When the front-end blocking component rises to block the front end of the PCB board, the PCB board is centered left and right by the centering component 8 to better position the PCB board and improve marking accuracy.

In each of the above embodiments, preferably, the feeding component 7 includes two sets of feeding conveyor belts, and the discharging component 14 includes two sets of discharging conveyor belts. Two sets of feeding conveyor belts and two sets of discharging conveyor belts are more conducive to ensuring the smooth transportation of PCB boards.

On the basis of the above-mentioned embodiments, it also includes a machine cover that is arranged on the camera station 1 and the marking station 2. The machine cover is provided with a material inlet corresponding to the feeding component 7, and a corresponding outlet component 14 is provided. feed port. Through the setting of the machine cover, it can effectively protect the internal camera station 1 and marking station 2, and the closed design has a high level of safety protection.

Further, an observation window that can be opened and closed is arranged on the outer cover of the machine. The internal structure can be effectively observed through the observation window, which is convenient for the operator to operate.

For other structures of the laser marking machine, such as the visual component 6 of the camera station 1, the marking station 2 used to support the laser bracket 12, the laser vibrating lens 15, and the manual lifting component 16, please refer to the existing technology, which will not be discussed here. More details.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. a kind of laser marking machine, which is characterized in that including pedestal, it is fixed for being identified by double camera to be provided on the pedestal The camera station in site and for the mark station by mark laser beam modulation head assembly to printed wiring board mark, the camera station Side be provided with for drive printed wiring board move pan feeding component, the side of the mark station is provided with for driving The discharge component of printed wiring board movement further includes absorption platform component and pan feeding for adsorbing the fixed printed wiring board Suction plate component, discharging lifting suction plate component are lifted, the absorption platform component can move under the drive of platform drive component To the camera station and the mark station, the discharging lifting suction plate component is used for the institute on the absorption platform component It states printed wiring board to be transported on the discharge component, the pan feeding lifting suction plate component is used for the institute on the pan feeding component It states printed wiring board and is transported to the absorption platform component.

2. laser marking machine according to claim 1, which is characterized in that the absorption platform component includes being uniformly provided with The absorption platform of multiple adsorption holes, the opposite both sides of the absorption platform are respectively arranged with pressing plate, and the pressing plate drives with pressing plate Component connection is with band dynamic pressure plate perpendicular to the absorption platform component movement.

3. laser marking machine according to claim 1, which is characterized in that further include linear drive motor and guide rail, it is described Linear drive motor drives the absorption platform component to be moved to the camera station and the mark station along the guide rail.

4. laser marking machine according to claim 1, which is characterized in that the pedestal is marble seat.

5. according to claim 1-4 any one of them laser marking machines, which is characterized in that there are four institutes for setting on mark station Mark laser beam modulation head assembly is stated, four mark laser beam modulation head assemblies are along perpendicular to the direction of the absorption platform component moving direction On be arranged in order.

6. laser marking machine according to claim 5, which is characterized in that the pan feeding component includes pan feeding conveyer belt, uses In the pan feeding inductor for incuding the printed wiring board and for when the pan feeding inductor senses the printed wiring board It rises to block the striker plate component of the printed wire front edge of board.

7. laser marking machine according to claim 6, which is characterized in that be provided on the camera station for will be described The component placed in the middle of the printed wiring board on pan feeding conveyer belt or so centering.

8. laser marking machine according to claim 6, which is characterized in that the pan feeding component includes that two sets of pan feedings are defeated It includes two sets of discharging conveyor belts to send band, the discharge component.

9. according to claim 1-4 any one of them laser marking machines, which is characterized in that further include covering at the camera work Position and the machine outer cover on the mark station, the machine outer cover correspond to the pan feeding component and offer feeding mouth, corresponding institute It states discharge component and offers discharge port.

10. laser marking machine according to claim 9, which is characterized in that being provided on the machine outer cover can switch Watch window.