CN219094039U

CN219094039U - PCB finished product laser marking equipment

Info

Publication number: CN219094039U
Application number: CN202223284315.2U
Authority: CN
Inventors: 陈良峰; 江民权; 邓稳; 杨雄; 李强
Original assignee: Hubei Longteng Electronic Technology Co ltd
Current assignee: Hubei Longteng Electronic Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-30
Anticipated expiration: 2032-12-08

Abstract

The technical scheme of the utility model provides laser marking equipment for PCB finished products, which comprises a frame, a laser marking assembly, a buffer structure, a belt conveying line, a positioning assembly and a lifting assembly; the belt conveyor line is arranged at the top of the frame, a first sensor is arranged at one end of the belt conveyor line, and a gear assembly is arranged at the other end of the belt conveyor line; the laser marking assembly is arranged at the top of the frame and is suspended at the top of the belt conveying line; the positioning component is mounted on the top of the frame. According to the utility model, automatic laser marking is realized through the cache structure, so that feeding and discharging are facilitated, the laser marking efficiency is improved, the labor cost is saved, and the labor intensity of operators is reduced; the feeding and discharging between the PCB and the belt conveying line can be completed through the lifting structure and the buffer storage structure, and the feeding and discharging device is simple in structure, high in practicality and low in cost.

Description

PCB finished product laser marking equipment

Technical Field

The utility model relates to the technical field of printed circuit manufacturing equipment, in particular to laser marking equipment for a PCB finished product.

Background

The laser marking equipment is mainly used for carrying out high-speed imprinting on the character patterns of the PCB.

For marking of PCB boards with different sizes, single-block manual feeding is carried out on feeding, or mechanical automatic feeding is carried out, for example, chinese patent, the self-adaptive laser marking equipment for PCB board size with the publication number of CN 206426689U is authorized, stacked PCB boards are taken by a sucker and then conveyed to a positioning device for positioning, then a laser marking machine is used for marking, and finally the printed PCB boards are conveyed to blanking, so that a complete marking process is completed.

For the prior art, though the marking process is performed, the feeding process of the marking process comprises a driving device and a sucker device, and the driving device and the sucker device respectively push materials to move upwards and transfer the materials to be conveyed, so that the feeding structure is complex, the cost is high, and the stacking stock of the PCB needs to be operated by a worker every time, and the stacking stock needs to be orderly stacked, so that the marking efficiency is affected, the labor cost is high, and no effective solution has been proposed at present for the problems in the related art.

Disclosure of Invention

In view of the above, it is necessary to provide a laser marking device for PCB products, which solves the technical problems of complex feeding structure and complicated manual stacking and storing in the prior art.

In order to achieve the technical aim, the technical scheme of the utility model provides laser marking equipment for PCB finished products, which comprises a frame, a laser marking component, a buffer structure, a belt conveying line, a positioning component and a lifting component;

the belt conveyor line is arranged at the top of the frame, a first sensor is arranged at one end of the belt conveyor line, and a gear assembly is arranged at the other end of the belt conveyor line;

the laser marking assembly is arranged at the top of the frame and is suspended at the top of the belt conveying line;

the positioning component is arranged at the top of the frame and is used for positioning the PCB in the working area of the laser marking component;

the lifting assemblies are arranged on the frame, the number of the lifting assemblies is two, the lifting ends of the lifting assemblies are provided with clamping frame bodies, and the positions of the two lifting assemblies respectively correspond to the positions of the first sensor and the gear assembly;

the buffer structure comprises a U-shaped frame and a plurality of containing groove bodies which are respectively arranged on two side walls of the U-shaped frame, wherein two opposite containing groove bodies are used for inserting the PCB, and the buffer structure is connected with the top of the clamping frame body in a clamping mode.

Further, the accommodating groove body comprises a baffle plate arranged on the side wall of the U-shaped frame and an inner groove formed by the baffle plate and the adjacent baffle plate at intervals, and the inner groove is used for the accommodating groove body to be inserted with the PCB.

Further, the number of the positioning assemblies is two, and the two positioning assemblies are respectively arranged on two sides of the belt conveying line.

Further, the positioning assembly comprises a first air cylinder, a second air cylinder, a clamping block and a second sensor.

Further, the first cylinder is installed in the frame top, the second cylinder install in the flexible end of first cylinder, the fixture block sets up the flexible end of second cylinder, the second inductor sets up the top of frame, wherein, first cylinder is used for going up and down, the second cylinder is used for the horizontal flexible, the fixture block is used for the corner of block PCB board, the second inductor with belt transfer chain parallel and level.

Further, the clamping frame body comprises a fixing frame arranged at the lifting end of the lifting assembly and two clamping grooves arranged at the top of the fixing frame.

Further, two ends of the U-shaped frame are respectively clamped at the inner sides of the two corresponding clamping grooves.

Further, the lifting assembly comprises a servo motor, a guide shell, a screw rod, a moving block and a guide rail, wherein the servo motor is arranged outside the guide shell, the screw rod is arranged on an output shaft of the servo motor and penetrates into the guide shell, the moving block is in threaded connection with the screw rod, the guide rail e is fixed in the guide shell, and the moving block is in sliding connection with the guide rail.

Further, the gear assembly comprises a third cylinder arranged on the frame, a positioning plate arranged at the telescopic end of the third cylinder, and a third sensor arranged on the positioning plate.

Further, two openings for accommodating the lifting components are formed in the top of the frame, and the lifting components are fixed inside the frame and extend to the top of the frame through the openings.

Compared with the prior art, the utility model has the beneficial effects that: automatic laser marking is realized through the buffer structure, so that feeding and discharging are facilitated, laser marking efficiency is improved, labor cost is saved, and labor intensity of operators is reduced; the feeding and discharging between the PCB and the belt conveying line can be completed through the lifting structure and the buffer storage structure, and the feeding and discharging device is simple in structure, high in practicality and low in cost.

Drawings

Fig. 1 is a schematic structural diagram of a laser marking device for a PCB finished product according to an embodiment of the present utility model;

FIG. 2 is a three-dimensional view of a removed portion of a frame of a PCB finished laser marking apparatus according to an embodiment of the present utility model;

FIG. 3 is a three-dimensional view of a cache structure and a cartridge holder according to an embodiment of the present utility model;

FIG. 4 is a three-dimensional view of a cartridge frame and lift assembly according to an embodiment of the present utility model;

FIG. 5 is an enlarged partial view of portion A of FIG. 1 in accordance with the present utility model;

FIG. 6 is an enlarged partial view of the portion B of FIG. 2 in accordance with the present utility model;

FIG. 7 is an enlarged view of part C of FIG. 2 according to the present utility model

In the figure: 1. a frame; 11. an opening; 2. a laser marking assembly; 3. a cache structure; 31. a handle; 3a, U-shaped frame; 3b, accommodating the groove body; 31b, a baffle; 32b, an inner groove; 4. a belt conveyor line; 5. a positioning assembly; 5a, a first cylinder; 5b, a second cylinder; 5c, clamping blocks; 5d, a second inductor; 6. a lifting assembly; 6a, a servo motor; 6b, guiding the shell; 6c, a screw rod; 6d, moving the block; 6e, a guide rail; 61. a stroke sensor; 7. clamping the frame body; 7a, a fixing frame; 7b, clamping grooves; 8. a first inductor; 9. a gear assembly; 9a, a third cylinder; 9b, positioning plates; 9c, a third inductor.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.

As shown in fig. 1-7, the utility model provides a laser marking device for a finished PCB product, which comprises a frame 1, a laser marking component 2, a buffer structure 3, a belt conveyor line 4, a positioning component 5 and a lifting component 6; the belt conveyor line 4 is arranged at the top of the frame 1 and used for conveying the PCB, one end of the belt conveyor line 4 is provided with a first inductor 8, the first inductor 8 is used for detecting whether the conveying end has the PCB, the other end of the belt conveyor line 4 is provided with a blocking component 9, and the blocking component 9 is used for blocking the PCB at the blanking end; the laser marking assembly 2 is arranged at the top of the frame 1 and is suspended at the top of the belt conveyor line 4, the laser marking assembly 2 is mature existing equipment, specifically can be a laser printer, can meet the laser marking requirement, is the prior art, and is not described in detail herein; the positioning component 5 is arranged at the top of the frame 1, and the positioning component 5 is used for positioning the PCB in the working area of the laser marking component 2, specifically, the positioning component 5 is a PCB which is moved to the working area in an induction way and clamps and lifts the PCB; the lifting assemblies 6 are arranged on the frame 1, the number of the lifting assemblies 6 is two, clamping frame bodies 7 are arranged at the lifting ends of the lifting assemblies 6, the positions of the two lifting assemblies 6 respectively correspond to the positions of the first sensor 8 and the gear assembly 9, the lifting assemblies 6 are positioned at one end of the first sensor 8 and are used for lifting the feeding of the buffer structure 3 with the PCB, and the lifting assemblies 6 are positioned at one end of the gear assembly 9 and are used for lifting the discharging storage of the buffer structure with the PCB; the buffer structure 3 includes U-shaped frame 3a and a plurality of holding tank body 3b that set up respectively on U-shaped frame 3a both sides wall, two relative holding tank bodies 3b are used for the cartridge PCB board, through inserting the PCB board and fully holding tank body 3b deposit, can prepare a plurality of buffer structures 3 simultaneously and carry out the disposable arrangement of depositing of PCB board, promote and change efficiency, and simple structure, wherein, buffer structure 3 and the top joint of clamping support body 7, utilize the mode of clamping, be convenient for carry out the dismouting to buffer structure 3, U-shaped frame 3a joint is on clamping support body 7, belt transfer chain 4 is located the inboard of U-shaped frame 3a, and clamping support body 7 is located belt transfer chain 4 under.

In use, through inserting the PCB board into holding tank body 3b, the holding tank body 3b in the buffer memory structure 3 is fully inserted, under the condition that has a plurality of buffer memory structures 3, can once only fully insert a plurality of buffer memory structures 3, practice thrift the manpower, promote efficiency, when need beat the mark, the buffer memory structure 3 cartridge that will deposit full PCB board is to the cartridge support body 7 of feed end, and with the cartridge support body 7 of unloading end of empty buffer memory structure 3 cartridge, at the feed end, whether the holding tank body 3b that is close to belt transfer chain 4 in the response buffer memory structure 3 has the PCB board through first inductor 8, when there is the board, then descend one lattice through lifting unit 6, the PCB board contacts belt transfer chain 4, carry it by belt transfer chain 4 is automatic, and remove locating component 5 departments, respond to by locating component 5, and stop carrying, locating component 5 is to the PCB board centre gripping and lift up, carry out laser marking component 2 again, afterwards get back to the structure 3 of the opposite side and carry on, insert the holding tank 3b in the buffer memory structure 3, and empty board 3b is left by this side, the empty board is unloaded with the automatic production of empty board, the whole production efficiency of PCB board is lifted by the empty board, the empty board is unloaded to the empty board is convenient for carrying out, the empty board is lifted by the empty board 3b, the whole holds the empty board, is unloaded, and is unloaded from the empty board is left by the holding tank 3.

It can be understood that under the setting of the buffer memory structure 3 with different sizes, the buffer memory of the PCB with different sizes can be satisfied, the use is convenient, and the replacement is convenient.

Optionally, a handle 31 is fixed to the top of the U-shaped frame 3a, and the handle 31 facilitates lifting the buffer structure 3.

In one embodiment, referring to fig. 1 and 3, the accommodating groove body 3b includes a baffle 31b disposed on a side wall of the U-shaped frame 3a, and an inner groove 32b formed by an interval between the baffle 31b and an adjacent baffle 31b, where the inner groove 32b is used for accommodating the groove body 3b to insert a PCB board, and has a simple structure and easy production, and a gap formed between the baffle 31b and the baffle 31b is an inner groove 32b for insertion, where the inner grooves 32b are symmetrically distributed on two side walls of the U-shaped frame 3a, and two opposite inner grooves 32b respectively perform limit insertion on two sides of the PCB board.

It can be appreciated that the inner groove 32b is not shielded along the direction of the belt conveying line 4, and when the PCB is attached to the belt conveying line 4, the PCB is automatically conveyed by friction force, so that the structure is simple, the operation is direct, the failure is not easy, and the stability is good.

In one embodiment, referring to fig. 2 and 6, the number of the positioning assemblies 5 is two, the two positioning assemblies 5 are respectively arranged at two sides of the belt conveyor line 4, and the PCB board is clamped symmetrically from two sides; the locating component 5 includes first cylinder 5a, second cylinder 5b, fixture block 5c and second inductor 5d, first cylinder 5a installs in frame 1 top, second cylinder 5b installs in first cylinder 5 a's flexible end, fixture block 5c sets up the flexible end at second cylinder 5b, second inductor 5d sets up at frame 1's top, wherein, first cylinder 5a is used for going up and down, the flexible PCB board to second cylinder 5b through first cylinder 5 a's flexible, fixture block 5c and fixture block 5c centre gripping goes up and down in step, second cylinder 5b is used for the horizontal flexible, fixture block 5c is used for the corner of block PCB board, the flexible corner that promotes fixture block 5c laminating PCB board through second cylinder 5b carries out the block, second inductor 5d and belt transfer chain 4 parallel and level, respond to the position of PCB board through second inductor 5d, move the fixture block 5c block position and then block when the PCB board.

It can be appreciated that the two clamping blocks 5c are provided with ninety-degree grooves, the grooves are used for being attached to opposite angles of two sides of the PCB, when the clamping blocks 5c clamp the two opposite corners, the PCB is positioned, and under the cooperation of the first air cylinder 5a, the PCB can be lifted away from the belt conveyor line 4.

In one embodiment, referring to fig. 1 and 3, the clamping frame 7 includes a fixing frame 7a disposed at a lifting end of the lifting component 6, and two clamping grooves 7b disposed at the top of the fixing frame 7a, and are mounted on the lifting component 6 through the fixing frame 7a, and under the lifting drive of the lifting component 6, the clamping frame 7 is driven to lift, so as to achieve the purpose of lifting the buffer structure 3, so as to match with automatic feeding and discharging, two ends of the U-shaped frame 3a are respectively clamped inside the two corresponding clamping grooves 7b, and the U-shaped frame 3a is conveniently separated through the clamping grooves 7b, so that the separation of the buffer structure 3 is achieved.

In one embodiment, referring to fig. 4, the lifting assembly 6 includes a servo motor 6a, a guide housing 6b, a screw rod 6c, a moving block 6d and a guide rail 6e, the servo motor 6a is installed outside the guide housing 6b, the screw rod 6c is installed on an output shaft of the servo motor 6a and penetrates into the guide housing 6b, the moving block 6d is in threaded connection with the screw rod 6c, the guide rail 6e is fixed in the guide housing 6b, and the moving block 6d is in sliding connection with the guide rail 6e, wherein the screw rod 6c is driven to rotate by the servo motor 6a, and the moving block 6d is lifted in the guide housing 6b under the limit guide of the guide rail 6e, namely, the servo motor 6a, the guide housing 6b, the screw rod 6c, the moving block 6d and the guide rail 6e are matched to drive the moving block 6d, so that the lifting movement is achieved.

It will be appreciated that a stroke sensor 61 for limiting the maximum stroke is mounted to the guide housing 6b, and the stroke sensor 61 is opposed to the moving block 6d, thereby limiting the maximum stroke of the elevating assembly 6.

In one embodiment, referring to fig. 1 and 5, the gear assembly 9 includes a third cylinder 9a provided on the frame 1, a positioning plate 9b provided at a telescopic end of the third cylinder 9a, and a third sensor 9c provided on the positioning plate 9b, and the PCB moved into the feed end buffer structure 3 is detected by the third sensor 9c, and the positioning plate 9b is pushed by the third cylinder 9 a.

It can be appreciated that when the PCB board is detected, the third cylinder 9a pushes the positioning plate 9b to align the positioning plate with the buffer structure 3, so as to play a role in adjusting the position.

In one embodiment, referring to fig. 1, two openings 11 for accommodating the lifting assembly 6 are formed in the top of the frame 1, the lifting assembly 6 is fixed inside the frame 1 and extends to the top of the frame 1 through the openings 11, and the lifting assembly 6 is protected by the structural arrangement of the built-in lifting assembly 6.

It should be noted that, the first sensor 8, the second sensor 5d and the third sensor 9c may all use proximity switches, or use other sensors capable of detecting the position of the object to perform detection, in addition, because the electrical elements of the present application are more, the controller may be set to perform control of the electrical elements, and the controller may perform the existing conventional operation for control of the electrical elements, which is not described in detail herein.

According to the working principle of the utility model, the PCB is inserted into the buffer structure 3, the buffer structure 3 with the PCB inserted therein is inserted into the clamping frame 7 at the feeding end, the empty buffer structure 3 is simultaneously inserted into the clamping frame 7 at the discharging end, at this time, the buffer structure 3 at the feeding end is higher than the frame 1, the buffer structure 3 at the discharging end is inserted into the frame 1 through the opening 11, then the first sensor 8 detects that the PCB is arranged in the buffer structure 3 at the feeding end, so that the buffer structure 3 is driven to descend by the side lifting component 6, the PCB is attached to and flows out of the buffer structure through the belt conveying line 4, the second sensor 5d senses the PCB at the positioning component 5, the PCB is pushed by the second cylinder 5b to clamp the PCB, the first cylinder 5a lifts the PCB, the laser marking component 2 performs marking, and then returns to the belt conveying line 4 to convey the PCB into the buffer structure 3, and then the side lifting component 6 performs automatic marking, the PCB is lifted by the side lifting component 6, and the PCB is marked by the principle, and the PCB is convenient to directly and completely replace the PCB.

The entire workflow is completed and what is not described in detail in this specification is well known to those skilled in the art.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. A PCB finished product laser marking device is characterized by comprising: the laser marking device comprises a frame, a laser marking assembly, a cache structure, a belt conveyor line, a positioning assembly and a lifting assembly;

2. The laser marking apparatus of claim 1, wherein the receiving groove comprises a baffle plate disposed on a side wall of the U-shaped frame, and an inner groove formed by a space between the baffle plate and an adjacent baffle plate, wherein the inner groove is used for inserting the PCB board into the receiving groove.

3. The laser marking device for the PCB finished products according to claim 1, wherein the number of the positioning assemblies is two, and the two positioning assemblies are respectively arranged on two sides of the belt conveying line.

4. The PCB finished product laser marking apparatus of claim 3, wherein the positioning assembly comprises a first cylinder, a second cylinder, a fixture block, and a second sensor.

5. The laser marking device for the PCB finished products according to claim 4, wherein the first cylinder is mounted on the top of the frame, the second cylinder is mounted on the telescopic end of the first cylinder, the clamping block is arranged on the telescopic end of the second cylinder, the second inductor is arranged on the top of the frame, the first cylinder is used for lifting, the second cylinder is used for horizontally stretching, the clamping block is used for clamping corners of a PCB, and the second inductor is flush with the belt conveying line.

6. The laser marking device for the finished PCB product according to claim 1, wherein the clamping frame body comprises a fixing frame arranged at the lifting end of the lifting assembly and two clamping grooves arranged at the top of the fixing frame.

7. The laser marking device for the PCB finished products according to claim 6, wherein two ends of the U-shaped frame are respectively clamped inside the two corresponding clamping grooves.

8. The laser marking device for the PCB finished products according to claim 1, wherein the lifting assembly comprises a servo motor, a guide shell, a screw rod, a moving block and a guide rail, the servo motor is installed outside the guide shell, the screw rod is installed on an output shaft of the servo motor and penetrates into the guide shell, the moving block is in threaded connection with the screw rod, the guide rail e is fixed in the guide shell, and the moving block is in sliding connection with the guide rail.

9. The laser marking device of claim 1, wherein the gear assembly comprises a third cylinder arranged on the frame, a positioning plate arranged at the telescopic end of the third cylinder, and a third sensor arranged on the positioning plate.

10. The laser marking apparatus of claim 9, wherein the top of the frame is provided with two openings for accommodating the lifting assembly, and the lifting assembly is fixed inside the frame and extends to the top of the frame through the openings.