TW202243785A - Double-track laser engraving machine which is used to engrave product information on a plate member - Google Patents

Abstract

A double-track laser engraving machine comprises a conveying device and a laser engraving device. The conveying device includes a first conveying track mechanism and a second conveying track mechanism. The first conveying track mechanism and the second conveying track mechanism are respectively used to carry a plate member and can convey the plate member to move along a first transverse direction. The first conveying track mechanism and the second conveying track mechanism are arranged at intervals along a second transverse direction. The laser engraving device includes a moving mechanism, a laser, and a camera. The moving mechanism is used to drive the laser to move between a first engraving position aligned with the first conveying track mechanism and a second engraving position aligned with the second conveying track mechanism so that the laser can perform laser engraving on the plate member carried by the first conveying track mechanism or the second conveying track mechanism.

Description

Dual track laser engraving machine

The invention relates to an automatic engraving equipment, in particular to a dual-track laser engraving machine for engraving product information on a board.

The existing method of manually attaching labels to circuit boards consumes a lot of labor costs and man-hours and is inefficient, and it is also easy to cause poor labeling quality and cause labels to fall off.

Therefore, one object of the present invention is to provide a dual-track laser engraving machine capable of overcoming at least one disadvantage of the prior art.

Therefore, the dual-track laser engraving machine of the present invention includes a conveying device and a laser engraving device.

The conveying device includes a first conveying track mechanism and a second conveying track mechanism, the first conveying track mechanism and the second conveying track mechanism are respectively used to carry a board and can transport the board to move along a first transverse direction, The first conveying track mechanism and the second conveying track mechanism are arranged at intervals along a second transverse direction perpendicular to the first transverse direction. The laser engraving device is located on one side of the conveying device and includes a moving mechanism, a laser set on the moving mechanism, and a camera set on the moving mechanism, and the moving mechanism is used to drive the laser in an alignment Move between a first engraving position of the first conveying track mechanism and a second engraving position aligned with the second conveying track mechanism, so that the laser can move between the first conveying track mechanism or the second conveying The plate carried by the track mechanism is laser engraved.

In some implementations, the laser engraving device is located below the conveying device along a longitudinal direction, the longitudinal direction is perpendicular to the first transverse direction and the second transverse direction, and the laser faces a bottom surface of the plate from bottom to top Perform laser engraving.

In some embodiments, each of the first conveyor track mechanism and the second conveyor track mechanism includes an induction element for sensing the plate, and the dual-track laser engraving machine further includes an induction element electrically connected and the control device between the moving mechanism, when the sensing element senses the plate, it will generate a sensing signal, and the control device is used to receive the sensing signal to control the moving mechanism to drive the laser to move to the first engraving position or this second engraving position.

In some embodiments, it also includes a material transfer device and a material transfer device, the material transfer device and the material transfer device are arranged opposite to the conveying device along the first horizontal direction side and each includes a transfer mechanism, the transfer mechanism of the feeding and transferring device is used to transport the plate to the first conveying track mechanism or the second conveying track mechanism, and can move along the second transverse direction in a Aligned with the first feeding position of the first conveying track mechanism, and moving between a second feeding position aligned with the second conveying track mechanism, the transfer mechanism of the discharge transfer device is used to accept the The plate output by the first conveying track mechanism or the second conveying track mechanism can be aligned with the first material receiving position of the first conveying track mechanism along the second transverse direction, and at a position aligned with the second conveying track mechanism. Move between the second receiving position of the conveying track mechanism.

In some embodiments, each of the feeding and transferring device and the discharging and transferring device further includes a driving mechanism connected with the transferring mechanism, and the driving mechanism of the feeding and transferring device is used to drive the transferring The mechanism moves between the first feeding position and the second feeding position, and the driving mechanism of the discharging and transferring device is used to drive the transferring mechanism between the first receiving position and the second receiving position to move between.

In some embodiments, each of the first conveyor track mechanism and the second conveyor track mechanism includes an induction element for sensing the plate, and the dual-track laser engraving machine further includes an induction element electrically connected The control device between the driving mechanism, when the sensing element senses the board, it will generate an induction signal, and the control device is used to receive the induction signal to control the driving mechanism of the feeding and transferring device to drive the transferring mechanism Moving to the first material-in position or the second material-in position, and the driving mechanism controlling the material-discharging and transferring device drives the transferring mechanism to move to the first material-receiving position or the second material-receiving position.

In some embodiments, the transfer mechanism includes a fixed-side conveying assembly, a movable-side conveying assembly spaced apart from the fixed-side conveying assembly along the second transverse direction, and a movable-side conveying assembly connected to the fixed-side conveying assembly. A drive assembly with the movable side conveying assembly, the driving assembly is used to drive the movable side conveying assembly to move relative to the fixed side conveying assembly along the second transverse direction to adjust the distance between the two.

In some embodiments, the first conveying track mechanism and the second conveying track mechanism each include a fixed-side conveying assembly, and a movable-side conveying assembly spaced from the fixed-side conveying assembly along the second transverse direction In this way, the conveying device also includes a driving mechanism connecting the fixed-side conveying assembly and the movable-side conveying assembly of the first and second conveying track mechanisms, and the driving mechanism is used to drive the first and second conveying tracks The conveying assembly on the movable side of the mechanism moves relative to the conveying assembly on the fixed side along the second transverse direction to adjust the distance between the two, and the first conveying track mechanism and the second conveying track mechanism each further include two The blocking assemblies arranged on the fixed-side conveying assembly and the moving-side conveying assembly each have a blocking member capable of being in a non-blocking position along a longitudinal direction where the plate is not blocked, and The longitudinal direction is perpendicular to the first transverse direction and the second transverse direction to prevent movement between the blocking positions of the plate member.

In some implementations, the camera is used to capture the engraved barcode image of the board to generate corresponding barcode information. The dual-track laser engraving machine also includes an automatic code reader, and an electrical connection to the The camera and the control device of the automatic code reader, the automatic code reader is used to read the barcode on the top surface of the board to generate corresponding barcode information, and the control device is used to receive the barcode information generated by the camera and the barcode information generated by the automatic barcode reader.

Therefore, the dual-track laser engraving machine of the present invention includes a conveying device and a laser engraving device.

The conveying device includes two conveying track mechanisms, each of which is used to carry a plate and can transport the plate along a first horizontal direction, and the conveying track mechanisms are along a second transverse direction perpendicular to the first transverse direction Arranged at intervals. The laser engraving device is located on one side of the conveying device and includes a moving mechanism and a laser disposed on the moving mechanism. The moving mechanism can be operated to drive the laser to move to align with the corresponding conveying track mechanism The position is such that the laser can perform laser engraving on the plate carried by the corresponding conveying track mechanism.

The present invention has at least the following effects: the dual-track laser engraving machine can automatically and continuously carry out laser engraving on the input plate, which can effectively improve the engraving speed, efficiency and yield, and can overcome the problems caused by manual labeling. Defects.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

Referring to FIG. 1 , an embodiment of a dual-track laser engraving machine 200 of the present invention is suitable for performing laser engraving on a board 1 to engrave product information on the board 1 . In this embodiment, the board 1 is an example of a circuit board, but it is not limited thereto. The board 1 can also be wood, cardboard, metal or glass and other types of product information to be engraved. plate. The panel 1 has a bottom surface 11 and a top surface 12 opposite to the bottom surface 11 . For the convenience of subsequent description, define a first horizontal direction X of the dual-track laser engraving machine 200, a second horizontal direction Y perpendicular to the first horizontal direction X, and a vertical direction perpendicular to the first horizontal direction X and the second horizontal direction Y The longitudinal Z. Wherein, the first horizontal direction X is an example of a front-to-back direction, the second horizontal direction Y is an example of a left-right direction, and the longitudinal direction Z is an example of a vertical direction.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the double-track laser engraving machine 200 includes a frame 2, a conveying device 3, a feeding and transferring device 4, a discharging and transferring device 4', a Laser engraving device 5 , a control device 6 (as shown in FIG. 8 ), and an automatic code reader 7 . The frame 2 includes an inlet side 21 and an outlet side 22 opposite to the inlet side 21 , the inlet side 21 and the outlet side 22 are spaced apart along the first transverse direction X. The conveying device 3 is disposed on the frame 2 and between the inlet side 21 and the outlet side 22 for carrying the panel 1 and transporting the panel 1 along the first transverse direction X for movement. The feeding and transferring device 4 is arranged on the frame 2 and is located between the feeding side 21 and the conveying device 3, for accepting the plate 1 inputted through the feeding side 21 and enabling the plate 1 is delivered to the delivery device 3. The discharge transfer device 4' is arranged on the frame 2 and between the discharge side 22 and the conveying device 3, and is used to receive the plate 1 output by the conveying device 3 so as to pass the plate 1 through This discharge side 22 outputs. The laser engraving device 5 is disposed on the frame 2 and located below the conveying device 3 along the longitudinal direction Z, for performing laser engraving on the plate 1 carried by the conveying device 3 .

Referring to Fig. 2, Fig. 3 and Fig. 5, the conveying device 3 includes two conveying track mechanisms, and these conveying track mechanisms are respectively a first conveying track mechanism 31 and a second conveying track mechanism 31'. The first conveying track mechanism 31 and the second conveying track mechanism 31' are respectively used to carry the plate 1 (as shown in FIG. 1 ) and can transport the plate 1 along the first transverse direction X to move. The first conveying track mechanism 31 and the second conveying track mechanism 31' are arranged at intervals along the second transverse direction Y and both have the same structure. The first conveying track mechanism 31 and the second conveying track mechanism 31' each include a A fixed-side conveying assembly 32 , a movable-side conveying assembly 33 , a guiding assembly 34 , two blocking assemblies 35 , and an inductive element 36 . The fixed-side conveying assembly 32 and the movable-side conveying assembly 33 of the first conveying track mechanism 31 and the fixed-side conveying assembly 32 and the movable-side conveying assembly 33 of the second conveying track mechanism 31' are along the The second transverse directions Y are arranged sequentially at intervals from each other. The fixed-side conveying assembly 32 includes a fixed plate 321 , a conveying belt 322 , a rotating driving unit 323 , and a baffle 324 . The fixing plate 321 is fixedly disposed on the frame 2 (as shown in FIG. 1 ). The conveyor belt 322 is located inside the fixing plate 321 for supporting the plate 1 . The rotation driving unit 323 is disposed on the fixing plate 321 and connected with the conveyor belt 322 for driving the conveyor belt 322 to rotate so as to drive the plate 1 to move along the first transverse direction X. The blocking plate 324 is disposed on the fixing plate 321 and spaced above the conveying belt 322 for blocking the top surface 12 of the panel 1 (as shown in FIG. 1 ).

The guide assembly 34 includes two sliding rail sets 341 located inside the fixing plate 321 , and the sliding rail sets 341 are arranged at intervals along the first transverse direction X. As shown in FIG. The movable side conveying assembly 33 includes a movable plate 331 , a conveying belt 332 , a rotating driving unit 333 , and a baffle 334 . The movable plate 331 is disposed on the slide rail sets 341 and can slide along the second transverse direction Y through the slide rail sets 341 to approach or move away from the fixed plate 321 . The conveyor belt 332 is located inside the movable plate 331 for supporting the plate 1 . The rotation driving unit 333 is disposed on the movable plate 331 and connected with the conveying belt 332 for driving the conveying belt 332 to rotate so as to drive the plate 1 to move along the first horizontal direction X. The blocking plate 334 is disposed on the movable plate 331 and spaced above the conveying belt 332 for blocking the top surface 12 of the plate 1 .

The blocking assemblies 35 are respectively disposed on the fixed plate 321 and the movable plate 331 and are respectively located downstream of the baffle plates 324 , 334 . Each blocking assembly 35 includes a cylinder 351 and a blocking member 352 disposed at the top of the cylinder 351 . The air cylinder 351 is disposed outside the fixed plate 321 or outside the movable plate 331 . The blocking member 352 is spaced above the conveying belt 322 or above the conveying belt 332 . The air cylinder 351 is used to drive the blocking member 352 in a non-blocking position (as shown in FIG. 10 ) that does not block the panel 1 along the longitudinal direction Z, and a blocking position (as shown in FIG. 11 ) that blocks the panel 1 . ) to move between.

The sensing element 36 is a photoelectric sensing element disposed inside the fixing plate 321 and corresponding to the position of the baffle plate 324 for sensing whether the board 1 is carried on the conveying belts 322 , 332 . When the sensing element 36 senses that the panel 1 is carried by the conveying belts 322 , 332 , a sensing signal will be generated.

The conveying device 3 also includes a driving mechanism 37 connecting the fixed-side conveying assembly 32 and the movable-side conveying assembly 33 of the first and second conveying track mechanisms 31, 31'. The driving mechanism 37 includes a driving screw 371 , a driven screw 372 , a driving pulley 373 , a driven pulley 374 , a driving belt 375 , and a driving motor 376 . The driving screw 371 and the driven screw 372 are spaced apart along the first transverse direction X, and both are rotatably pivoted to the fixing plate 321 of the first conveying track mechanism 31 and the second conveying track mechanism 31' and are screwed. The movable plate 331 is connected to the first conveying track mechanism 31 and the second conveying track mechanism 31'. The driving pulley 373 and the driven pulley 374 are respectively sleeved on the driving screw 371 and the driven screw 372 and are located outside the movable plate 331 of the second conveying track mechanism 31'. The transmission belt 375 is connected between the driving pulley 373 and the driven pulley 374 . The driving motor 376 is connected to one end of the driving screw 371 to drive the driving screw 371 to rotate.

When the driving motor 376 drives the driving screw 371 to rotate, the driving screw 371 drives the driven screw 372 to rotate synchronously through the driving pulley 373, the transmission belt 375 and the driven pulley 374, so that the driving screw 371 and the driven screw 371 rotate synchronously. The moving screw 372 can simultaneously drive the movable side conveying assembly 33 of the first and second conveying track mechanisms 31, 31' to move relative to the fixed side conveying assembly 32 along the second transverse direction Y to adjust the distance between the two. spacing. Thereby, the first and second conveying track mechanisms 31, 31' can convey the boards 1 of different widths.

Referring to Fig. 2, Fig. 3, Fig. 4 and Fig. 6, the material transfer device 4 and the material transfer device 4' both have the same structure and are oppositely arranged on the opposite side of the conveying device 3 along the first horizontal direction X. The feeding transfer device 4 is spaced from the conveying device 3 along the first transverse direction X and is located upstream of the conveying device 3 , and the discharging transfer device 4' is spaced from the conveying device 3 along the first transverse direction X and is located upstream of the conveying device 3 . Located downstream of the conveying device 3 . The feeding and transferring device 4 and the discharging and transferring device 4' each include a driving mechanism 41, and a transferring mechanism 42 arranged on the driving mechanism 41 for carrying and transporting the panel 1. The driving mechanism 41 of the feeding and transferring device 4 is used to drive the connected transferring mechanism 42 along the second transverse direction Y to a first feeding position aligned with the first conveying track mechanism 31 (as shown in FIG. 3 shown), and a second feeding position (as shown in FIG. 14 ) that is aligned with the second conveying track mechanism 31 ', so that the transfer mechanism 42 of the feeding transfer device 4 can transport the Plate 1 to the first conveying track mechanism 31 or the second conveying track mechanism 31'. The driving mechanism 41 of the discharging and transferring device 4' is used to drive the connected transferring mechanism 42 along the second horizontal direction Y to a first material receiving position aligned with the first conveying track mechanism 31 (as shown in FIG. 9), and move between the second receiving position (as shown in Figure 15) aligned with the second conveying track mechanism 31', so that the transfer mechanism 42 of the discharge transfer device 4' can Accept the plate 1 output by the first conveying track mechanism 31 or the second conveying track mechanism 31 ′.

The driving mechanism 41 is a linear movement mechanism and includes a motor 411 , a sliding platform 412 , and a transmission module (not shown) connected between the motor 411 and the sliding platform 412 . The motor 411 drives the slide table 412 to slide along the second transverse direction Y through the transmission module.

The transfer mechanism 42 includes a carrier frame 421 arranged on the top of the slide table 413, a fixed-side conveying assembly 422 fixedly arranged on the carrier frame 421, a fixed side conveying assembly 422 which is movably arranged on the carrier frame 421 and moves along the Two movable-side conveying assemblies 423 spaced from the fixed-side conveying assembly 422 in the transverse direction Y, and a drive assembly 424 connecting the fixed-side conveying assembly 422 and the movable-side conveying assembly 423 . The fixed-side conveying assembly 422 includes a fixed frame 425 fixedly arranged on the carrier frame 421, a conveyor belt 426 positioned inside the fixed frame 425 for carrying the panel 1, and a conveyor belt 426 arranged on the fixed frame 425 and A rotary drive unit 427 connected to the conveying belt 426 . The rotation driving unit 427 is used to drive the conveyor belt 426 to rotate so that it can drive the board 1 to move along the first transverse direction X. As shown in FIG. The movable side conveying assembly 423 includes a movable frame 428 that can be movably arranged on the carrier frame 421, a conveyor belt 429 located inside the movable frame 428 for carrying the panel 1, and a conveyor belt 429 arranged on the movable frame 428. And the rotary drive unit 430 connected with the conveyor belt 429 . The rotation driving unit 430 is used to drive the conveyor belt 429 to rotate so that it can drive the plate 1 to move along the first transverse direction X. As shown in FIG. The driving assembly 424 includes a screw 431 and a driving motor 432 . The screw 431 is rotatably pivoted to the fixed frame 425 and screwed to the movable frame 428 . The driving motor 432 is connected to one end of the screw 431 to drive the screw 431 to rotate.

When the driving motor 432 drives the screw 431 to rotate, the screw 431 drives the movable side conveying assembly 423 to move relative to the fixed side conveying assembly 422 along the second transverse direction Y to adjust the distance between them. Thereby, the transfer mechanism 42 of the feeding transfer device 4 and the transfer mechanism 42 of the discharging transfer device 4' can transport the boards 1 of different widths.

In this embodiment, the input and transfer device 4 and the output transfer device 4' have the same structure and are arranged on the opposite side of the conveying device 3 along the first horizontal direction X, so that the design and manufacture The performance is relatively simple, and the structural complexity can be reduced. In addition, the first and second conveying track mechanisms 31, 31', the transfer mechanism 42 of the feeding transfer device 4 and the transfer mechanism 42 of the discharging transfer device 4' can each transport, for example, between The panel 1 has different widths from 10 cm to 45 cm, but not limited thereto, and the aforementioned width range can be adjusted according to actual needs.

Referring to FIG. 2 , FIG. 3 , FIG. 4 and FIG. 7 , the laser engraving device 5 includes a moving mechanism 51 , a laser 52 disposed on the moving mechanism 51 , and a camera 53 disposed on the moving mechanism 51 . The moving mechanism 51 is used to drive the laser 52 to a first engraving position aligned with the first conveying track mechanism 31 (as shown in FIG. 12 ), and a first engraving position aligned to the second conveying track mechanism 31'. Moving between two engraving positions (as shown in FIG. 14 ) enables the laser 52 to perform laser engraving on the board 1 carried by the first conveying track mechanism 31 or the second conveying track mechanism 31 ′. Since the laser engraving device 5 is located below the conveying device 3, the laser 52 can face the bottom surface 11 (as shown in FIG. 1 ) of the plate 1 (as shown in FIG. 1 ) from bottom to top. Perform laser engraving. The camera 53 is used to capture the image of the bottom surface 11 of the panel 1 carried by the first conveying track mechanism 31 or the second conveying track mechanism 31', so as to find a preset positioning mark on the bottom surface 11.

The moving mechanism 51 includes a first linear movement assembly 511, a second linear movement assembly 512 disposed on the first linear movement assembly 511, and a third linear movement assembly disposed on the second linear movement assembly 512. into 513. The first linear movement assembly 511 includes a motor 514 , a sliding platform 515 , and a transmission module (not shown) connected between the motor 514 and the sliding platform 515 . The motor 514 drives the slide table 515 to move along the second horizontal direction Y through the transmission module. The second linear movement assembly 512 is arranged on the top surface of the slide table 515 and includes a motor 516, a slide table 517, and a transmission module (not shown) connected between the motor 516 and the slide table 517 . The motor 516 drives the slide table 517 to move along the first transverse direction X through the transmission module. The third linear moving assembly 513 is disposed on the top surface of the slide table 517 and includes an air cylinder 518 and a supporting frame 519 connected to the air cylinder 518 . The air cylinder 518 is used to drive the carrier 519 to move up and down along the longitudinal direction Z. The laser 52 and the camera 53 are disposed on the carrier 519 .

Referring to Fig. 1, the automatic code reader 7 is arranged on the frame 2 and adjacent to the feeding side 21, and the automatic code reader 7 is located above the transfer mechanism 42 at the first feeding position for Read the barcode (not shown) on the top surface 12 of the panel 1 fed through the feeding side 21 and generate the corresponding barcode information.

Referring to FIG. 8 , the control device 6 is electrically connected to the sensing element 36 of the first conveying track mechanism 31 , the sensing element 36 of the second conveying track mechanism 31 ′, and the driving mechanism of the feeding and transferring device 4 . 41 . Between the driving mechanism 41 of the discharging and transferring device 4 ′ and the moving mechanism 51 of the laser engraving device 5 . The control device 6 is used to receive the sensing signal generated by the sensing element 36 of the first and second conveying track mechanisms 31, 31' to judge the first conveying track mechanism 31 and the second conveying track mechanism 31' Whether there is the plate 1 (as shown in FIG. 1 ) for subsequent control of the driving mechanism 41 of the feeding and transferring device 4, the driving mechanism 41 of the discharging and transferring device 4' and the laser engraving The basis for the action of the moving mechanism 51 of the device 5.

In addition, the control device 6 is also electrically connected to the rotating drive units 323, 333 (as shown in FIG. 5 ) of the conveying device 3 to operate, so as to control the rotating drive units 323, 323 to drive or stop driving the conveying devices. The belts 322, 332 rotate. The control device 6 is also electrically connected to the automatic code reader 7 for receiving the barcode information generated by the automatic code reader 7 .

Furthermore, the control device 6 stores a reference image of the bottom surface of the board, and the reference image of the bottom surface of the board includes relative positional relationship information between a position to be engraved and a positioning mark. The control device 6 is also electrically connected to the laser 52 and the camera 53 of the laser engraving device 5, and the control device 6 is used to receive the image captured by the camera 53 to mark the position of the image. Compared with the positioning mark of the reference image of the bottom surface of the board, it is determined whether the positioning of the laser 52 is completed, and it is used as a basis for subsequently controlling the moving mechanism 51 to adjust the position of the laser 52 . When the positioning mark of the image is in alignment with the positioning mark of the bottom surface reference image of the plate, it means that the positioning of the laser 52 is completed, and the laser 52 can be used for laser at the position to be engraved on the plate 1. shot engraving.

The following is a detailed description of the operation mode of the dual-track laser engraving machine 200:

Referring to Fig. 1, Fig. 8 and Fig. 9, firstly, the transfer mechanism 42 of the feeding transfer device 4 will be in the first feeding position as shown in Fig. 9 to accept the input via the feeding side 21. The board 1. The plate 1 will pass through the automatic code reader 7 during the process of being input from the feeding side 21 to the transfer mechanism 42, so that the automatic code reader 7 can automatically read the top surface 12 of the plate 1. barcode (not shown) and generate the corresponding barcode information. The control device 6 will receive the barcode information. Since the first and second conveying track mechanisms 31, 31' are not loaded with the plate 1, the sensing element 36 of the first and second conveying track mechanisms 31, 31' will not generate an induction signal, and the The control device 6 can determine that neither the first conveying track mechanism 31 nor the second conveying track mechanism 31 ′ carries the plate 1 .

Referring to FIG. 8 , FIG. 10 , FIG. 11 and FIG. 12 , then, the control device 6 controls the transfer mechanism 42 of the feeding transfer device 4 to transport the panel 1 to the first transport track mechanism 31 . When the conveying belts 322 (as shown in FIG. 5 ) and 332 of the first conveying track mechanism 31 convey the panel 1 and move to a position above the sensing element 36 , the sensing element 36 generates the sensing signal. After receiving the induction signal, the control device 6 will drive the cylinders 351 (as shown in FIG. 5 ) of the blocking assemblies 35 of the first conveying track mechanism 31 to actuate, so that each cylinder 351 drives the blocking member 352 Move down from the unblocked position shown in Figure 10 to the blocked position shown in Figure 11; at the same time, the control device 6 will also control the rotary drive units 323, 333 to stop operating, so that the conveyor belts 322, 332 stop rotate. The end 13 of the panel 1 is blocked by the stoppers 352 of the stopper assemblies 35 , so that the panel 1 can be positioned on the first conveying track mechanism 31 .

Referring to Fig. 8, Fig. 12 and Fig. 13, the control device 6 will then control the moving mechanism 51 to drive the laser 52 and the camera 53 to move below the plate 1 carried by the first conveying track mechanism 31, so that The camera 53 captures an image of the bottom surface 11 of the board 1 to find the preset positioning mark on the bottom surface 11 . After receiving the image captured by the camera 53, the control device 6 compares the positioning mark of the image with the positioning mark of the reference image of the bottom surface of the board to determine whether the positioning of the laser 52 is completed. When the positioning mark of the image is aligned with the positioning mark of the reference image of the bottom surface of the board, the laser 52 is positioned at the first engraving position. At this time, the laser 52 can perform laser engraving on the position to be engraved on the bottom surface 11 from below the bottom surface 11 of the board 1 upwards, so as to engrave product information on the position to be engraved. In this embodiment, the laser 52 is used to engrave product information such as a barcode. Of course, the laser 52 can also engrave product information such as a two-dimensional code, not limited to the aforementioned barcode.

During the engraving process of the board 1 by the laser engraving device 5, the transfer mechanism 42 of the feeding and transferring device 4 will be in the first feeding position to continue receiving the material from the feeding side 21 (as shown in Figure 1 Shown) Another panel 1 imported. Since the control device 6 determines through the sensing element 36 (as shown in FIG. 9 ) of the first conveying track mechanism 31 that the first conveying track mechanism 31 carries the plate 1, the control device 6 will control the feeding The driving mechanism 41 of the transfer device 4 drives the transfer mechanism 42 to move along the second transverse direction Y to the second feeding position shown in FIG. 14 .

When the laser engraving device 5 engraves the barcode, the camera 53 captures the engraved barcode image and generates corresponding barcode information. The control device 6 will receive the barcode information. The control device 6 will transmit the barcode information received by the automatic code reader 7 and the barcode information received by the camera 53 to a field information integration system (SFIS), so that the field information integration system Bind the aforementioned barcode information so as to trace back the product source of the board 1 .

Referring to Fig. 8, Fig. 13 and Fig. 14, after the laser engraving device 5 completes the engraving of the plate 1 carried by the first conveying track mechanism 31, the control device 6 controls the first conveying track mechanism 31 to complete the engraving The plate 1 is transported to the transfer mechanism 42 at the first material receiving position of the discharge transfer device 4'. On the other hand, the control device 6 controls the transfer mechanism 42 of the material feeding and transferring device 4 to transport another panel 1 to the second conveying track mechanism 31'.

The transfer mechanism 42 of the discharging and transferring device 4' will then output the loaded plate 1 to the next workstation via the discharging side 22 (as shown in FIG. 1 ). And the control device 6 will control the moving mechanism 51 to drive the laser 52 and the camera 53 to move to the bottom of the other plate 1 carried by the second conveying track mechanism 31', and make the laser The laser 52 is positioned at the second engraving position as shown in FIG. 14 , so that the laser 52 can perform laser engraving on the position to be engraved on the bottom surface 11 of another plate 1 .

During the engraving process of the plate 1 by the laser engraving device 5, the control device 6 judges that the second transport track mechanism 31' carries the plate 1 through the sensing element 36 of the second transport track mechanism 31', so , the control device 6 will control the drive mechanism 41 of the feeding and transferring device 4 to drive the transferring mechanism 42 back to the first feeding position shown in FIG. Shown in Fig. 1) another this panel 1 that imports. In addition, the control device 6 controls the driving mechanism 41 of the discharging and transferring device 4' to drive the transferring mechanism 42 to move along the second transverse direction Y to the second receiving position shown in FIG. 15 .

It should be noted that another plate 1 that is input subsequently will also be read by the automatic code reader 7 according to the aforementioned method, and the barcode on the top surface 12 will be read by the camera 53 after the bottom surface 11 is engraved. The barcode image, therefore, will not be repeated here.

Referring to Fig. 8 and Fig. 15, after the laser engraving device 5 completes engraving the plate 1 carried by the second conveying track mechanism 31', the control device 6 controls the second conveying track mechanism 31' to engrave the finished The panel 1 is transported to the transfer mechanism 42 at the second material receiving position of the discharge transfer device 4 ′. On the other hand, the control device 6 controls the transfer mechanism 42 of the feeding and transferring device 4 to transport another panel 1 to the first conveying track mechanism 31 .

By repeating the aforementioned operation, the dual-track laser engraving machine 200 can automatically and continuously perform laser engraving on the input board 1 .

To sum up, the dual-track laser engraving machine 200 of this embodiment, through the first transport track mechanism 31 and the second transport track mechanism 31' of the transport device 3, the feeding and transferring device 4 and The design of the discharging and transferring device 4' can quickly and stably transport the plate 1 to the position, save the time of feeding, positioning and discharging the plate 1 and improve the efficiency of conveying. The manner in which the first conveying track mechanism 31 and the second conveying track mechanism 31' cooperate with each other to convey the plate 1 can promote rapid continuous laser engraving operations, thereby realizing high-speed engraving. The laser 52 of the laser engraving device 5 can move between the first engraving position and the second engraving position, so that the dual-track laser engraving machine 200 can adopt a single laser 52 to Performing laser engraving on the plate 1 carried by the first and second conveying track mechanisms 31 , 31 ′ at different positions can save the manufacturing cost of the double track laser engraving machine 200 . Thereby, the dual-track laser engraving machine 200 can automatically and continuously carry out laser engraving on the input plate 1, which can effectively improve the engraving speed, efficiency and yield, and can overcome the problems caused by manual labeling. defect. In addition, by setting the laser engraving device 5 below the conveying device 3 and the laser 52 engraving the bottom surface 11 of the board 1 from bottom to top, the board 1 is fed into the double-track laser After the laser engraving machine 200, laser engraving can be carried out without turning over the board, thereby avoiding damage to the electronic parts arranged on the top surface 12 of the board 1 during the turning over of the board, so that the present invention can indeed be achieved. purpose.

But what is described above is only an embodiment of the present invention, and should not limit the scope of the present invention. All simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. Within the scope covered by the patent of the present invention.

1: board 11: bottom surface 12: top surface 13: end 200: Double track laser engraving machine 2: Rack 21: Feed side 22: Discharge side 3: Conveyor 31: The first conveying track mechanism 31': The second conveying track mechanism 32: Fixed side conveying assembly 321: fixed plate 322: conveyor belt 323:Rotary drive unit 324: Baffle 33: Movable side conveying assembly 331: Activity board 332: conveyor belt 333:Rotary drive unit 334: Baffle 34: Guide assembly 341: slide rail group 35: Blocking assembly 351: Cylinder 352: blocking piece 36: Sensing element 37: Driving mechanism 371: Active screw 372: driven screw 373: Driving pulley 374: driven pulley 375: drive belt 376: Drive motor 4: Feeding and transferring device 4': material transfer device 41: Driving mechanism 411: motor 412: sliding table 42: transfer mechanism 421: Carrier 422: Fixed side conveyor assembly 423: Movable side conveying assembly 424: drive assembly 425: fixed frame 426: conveyor belt 427:Rotary drive unit 428: movable frame 429: conveyor belt 430:Rotary drive unit 431: screw 432: Drive motor 5:Laser engraving device 51: Mobile Mechanism 511: The first linear moving assembly 512: Second linear moving assembly 513: The third linear moving assembly 514, 516: motor 515, 517: sliding table 518: Cylinder 519: Carrier 52:Laser 53: camera 6: Control device 7: Automatic code reader X: the first horizontal Y: the second horizontal direction Z: Vertical

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a perspective view of an embodiment of a dual-track laser engraving machine of the present invention and a plurality of plates; Fig. 2 is a partial perspective view of this embodiment, illustrating the relative positional relationship among a conveying device, a material feeding and transferring device, a material discharging and transferring device and a laser engraving device, and a frame is omitted in the figure; Fig. 3 is a top view of Fig. 2; Fig. 4 is a side view of Fig. 2; Fig. 5 is a perspective view viewed from another viewing angle of the delivery device of this embodiment; Fig. 6 is a side view of the feeding and transferring device of this embodiment; Fig. 7 is a three-dimensional exploded view of the laser engraving device of this embodiment viewed from another perspective; Fig. 8 is a block diagram of this embodiment; Fig. 9 is a schematic diagram of a top view of the embodiment; Figure 10 is a fragmentary side view of the delivery device of this embodiment, illustrating a blocking member in an unblocked position; Figure 11 is a fragmentary side view of the delivery device of this embodiment, illustrating that the blocking member is in a blocking position; Fig. 12 is a schematic diagram of a top view of the embodiment, illustrating a laser in a first engraving position; Fig. 13 is a side view of the laser engraving device and the board in this embodiment, illustrating that the laser performs laser engraving on a bottom surface of the board; Fig. 14 is a top view action schematic diagram of the embodiment, illustrating that the laser is in a second engraving position; and FIG. 15 is a schematic view of the top view of the embodiment.

1: board

11: bottom surface

12: top surface

200: Double track laser engraving machine

2: Rack

21: Feed side

22: Discharge side

3: Conveyor

31: The first conveying track mechanism

31': The second conveying track mechanism

4: Feeding and transferring device

4': material transfer device

42: transfer mechanism

5:Laser engraving device

7: Automatic code reader

X: the first horizontal

Y: the second horizontal direction

Z: Vertical

Claims (10)

A dual track laser engraving machine, including: A conveying device, comprising a first conveying track mechanism and a second conveying track mechanism, the first conveying track mechanism and the second conveying track mechanism are respectively used to carry a plate and can transport the plate along a first transverse direction moving, the first conveying track mechanism and the second conveying track mechanism are spaced apart along a second transverse direction perpendicular to the first transverse direction; and A laser engraving device is located on one side of the conveying device and includes a moving mechanism, a laser set on the moving mechanism, and a camera set on the moving mechanism, and the moving mechanism is used to drive the laser on the A first engraving position aligned with the first conveying track mechanism, and a second engraving position aligned with the second conveying track mechanism move between such that the laser can Laser engraving is carried out on the plate carried by the second conveying track mechanism. The dual-track laser engraving machine as claimed in claim 1, wherein the laser engraving device is located below the conveying device along a longitudinal direction, the longitudinal direction is perpendicular to the first transverse direction and the second transverse direction, and the laser device is arranged from below Carry out laser engraving on a bottom surface of the plate facing upward. The dual-track laser engraving machine as claimed in claim 1, wherein each of the first conveying track mechanism and the second conveying track mechanism includes an induction element for sensing the plate, and the dual-track laser engraving machine also It includes a control device electrically connected between the sensing element and the moving mechanism. When the sensing element senses the plate, it will generate an sensing signal. The control device is used to receive the sensing signal to control the moving mechanism to drive the mine. The injector moves to the first engraving position or the second engraving position. The double-track laser engraving machine as described in claim 1 further includes a feeding and transferring device, and a feeding and transferring device, and the feeding and transferring device and the discharging and transferring device rotate along the first lateral It is arranged on the opposite side of the conveying device and each includes a transfer mechanism. The transfer mechanism of the feeding and transferring device is used to convey the plate to the first conveying track mechanism or the second conveying track mechanism, and can Moving along the second transverse direction between a first feeding position aligned with the first conveying track mechanism and a second feeding position aligned with the second conveying track mechanism, the discharge transfer device The transfer mechanism is used to accept the plate output by the first conveyor track mechanism or the second conveyor track mechanism, and can be aligned with the first material receiving position of the first conveyor track mechanism along the second transverse direction, And one is moved between the second receiving positions aligned with the second conveying track mechanism. The dual-track laser engraving machine as described in claim 4, wherein each of the feeding and transferring device and the discharging and transferring device further includes a driving mechanism connected with the transferring mechanism, and the feeding and transferring device The driving mechanism is used to drive the transfer mechanism to move between the first feeding position and the second feeding position, and the driving mechanism of the discharging transfer device is used to drive the transferring mechanism to move between the first loading position and the second loading position. Move between the material position and the second material receiving position. The dual-track laser engraving machine as claimed in claim 5, wherein each of the first conveying track mechanism and the second conveying track mechanism includes an induction element for sensing the plate, and the dual-track laser engraving machine also Including a control device electrically connected between the sensing element and the driving mechanism, when the sensing element senses the plate, it will generate an induction signal, and the control device is used to receive the induction signal to control the feeding and transferring device The driving mechanism driving the transfer mechanism to move to the first feeding position or the second feeding position, and the driving mechanism controlling the discharging transfer device drives the transferring mechanism to move to the first material receiving position Or the second receiving position. The dual-track laser engraving machine as claimed in claim 4, wherein the transfer mechanism includes a fixed-side conveying assembly, a movable-side conveying assembly spaced apart from the fixed-side conveying assembly along the second transverse direction, and a driving assembly connecting the fixed-side conveying assembly and the movable-side conveying assembly, the driving assembly is used to drive the movable-side conveying assembly to move relative to the fixed-side conveying assembly along the second transverse direction to adjust the spacing between the two. The dual-track laser engraving machine as claimed in claim 1, wherein, each of the first transport track mechanism and the second transport track mechanism includes a fixed-side transport assembly, and a transport assembly along the second transverse direction and the fixed side The moving side conveying assembly spaced apart from the assembly, the conveying device also includes a driving mechanism connecting the fixed side conveying assembly and the moving side conveying assembly of the first and second conveying track mechanisms, the driving mechanism is used for The movable side conveying assembly that drives the first and second conveying track mechanisms moves relative to the fixed side conveying assembly along the second transverse direction to adjust the distance between the two, the first conveying track mechanism and the second conveying track mechanism The conveying track mechanism also includes two blocking assemblies respectively arranged on the fixed-side conveying assembly and the movable-side conveying assembly. The longitudinal direction is perpendicular to the first transverse direction and the second transverse direction to move between an unblocked position of the board and a blocking position of the board. The dual-track laser engraving machine as described in claim 2, wherein the camera is used to capture the engraved barcode image of the plate to generate corresponding barcode information, and the dual-track laser engraving machine also includes an automatic reading Coder, and a control device electrically connected to the camera and the automatic code reader, the automatic code reader is used to read a barcode on the top surface of the board to generate corresponding barcode information, the control device is used for receiving the barcode information generated by the camera and the barcode information generated by the automatic barcode reader. A dual track laser engraving machine, including: A conveying device, comprising two conveying track mechanisms, each of which is used to carry a plate and can transport the plate along a first transverse direction, and the conveying track mechanisms are along a second transverse direction perpendicular to the first transverse direction Two laterally spaced ones; and A laser engraving device, which is located on one side of the conveying device and includes a moving mechanism, and a laser arranged on the moving mechanism, the moving mechanism can be operated to drive the laser to move to the corresponding conveying track The positions where the mechanisms are aligned enable the laser to perform laser engraving on the plate carried by the corresponding conveying track mechanism.

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