Intelligent automatic laser etching equipment

Abstract

The invention relates to intelligent automatic laser carving equipment, and belongs to the technical field of laser carving, the intelligent automatic laser carving equipment comprises a feeding table, a machining table and a discharging table, the machining table is provided with a tray conveying device and a laser carving device, and the tray conveying device and the laser carving device are located on the two transverse sides of the machining table correspondingly; a feeding part and a discharging part are arranged between the tray conveying device and the laser etching device, the feeding part is used for transferring parts on the tray conveying device to the laser etching device, and the discharging part is used for transferring the parts machined by the laser etching device to the tray conveying device. The two transferring pieces are located on the feeding table and the discharging table correspondingly, the transferring piece of the feeding table is used for transferring a tray provided with parts on the feeding table to the tray conveying device, and the transferring piece of the discharging table is used for transferring the tray provided with the parts subjected to laser etching to the discharging table. The laser etching device has the effect of improving the laser etching efficiency of the workpiece.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of laser engraving, in particular to an intelligent and automated laser engraving device. BACKGROUND

[0002] The intelligent and automated laser engraving device is different from the traditional standard laser engraving device production mode. The traditional standard laser engraving machine is generally used for single-process production. Each step of the product taking out, the product clamping, the clamping positioning, the laser engraving switch, the taking out of the clamp, the taking out of the product, and the product placing into the tray needs to be completed by personnel. The product after laser engraving also needs to be transferred to the next process for manual appearance detection and other operations. The intelligent and automated laser engraving device can not only automatically realize all manual operations of the traditional laser engraving machine but also has the ability of automatic detection and determination. SUMMARY

[0003] To improve the laser engraving efficiency, the present application provides an intelligent and automated laser engraving device.

[0004] The intelligent and automated laser engraving device provided by the present application adopts the following technical scheme: An intelligent and automated laser engraving device comprises a feeding table, a processing table, and a discharging table. The processing table is provided with a tray conveying device and a laser engraving device. The tray conveying device and the laser engraving device are respectively located on the lateral sides of the processing table. An upper feeding member and a lower discharging member are arranged between the tray conveying device and the laser engraving device. The upper feeding member is used to transfer the parts on the tray conveying device to the laser engraving device. The lower discharging member is used to transfer the parts processed by the laser engraving device to the tray conveying device. The device further comprises two transfer members arranged on the feeding table and the discharging table respectively. The transfer member of the feeding table is used to transfer the tray provided with parts on the feeding table to the tray conveying device. The transfer member of the discharging table is used to transfer the tray provided with parts processed by laser engraving to the discharging table.

[0005] Optionally, the laser engraving device comprises an annular transfer guide rail arranged on the processing table, a transfer table, a clamp, a monitoring member, an engraving member, and a first driving member. The transfer table is slidingly arranged on the annular transfer guide rail. The clamp is fixedly arranged on the transfer table and is used to fix the workpiece to be laser engraved. The monitoring member is used to identify the size of the workpiece. The engraving member is used to laser engrave the workpiece. The first driving member is used to drive the transfer table to move on the annular transfer guide rail and sequentially drive the workpiece to pass through the monitoring member and the engraving member.

[0006] Optionally, the first driving member comprises a driving motor, driving wheels and a driving belt arranged on the machining table, the length direction of the output shaft of the driving motor is perpendicular to the machining table, the driving wheels are arranged in pairs, one of the driving wheels is coaxially arranged on the output shaft of the driving motor, and the other driving wheel is arranged on one side of the machining table, the driving belt is arranged around the two driving wheels, the inner ring of the driving belt and the peripheral wall of the driving wheel are both provided with rectangular grooves that are meshed with each other, the driving belt is located in the space surrounded by the annular transfer rail, and the transfer table is movably connected with the driving belt.

[0007] Optionally, the feeding member and the discharging member both comprise mounting rods, transverse guide rails, sliding seats, lifting cylinders, mounting plates and suction members, the mounting rods are arranged in pairs, one of the mounting rods is located in the space surrounded by the driving belt, and the other mounting rod is located outside the tray conveying device, the transverse guide rails are fixedly arranged on the two mounting rods, the sliding seats are slidingly arranged on the transverse guide rails, the lifting cylinders are fixedly arranged on the surface of the sliding seats facing the machining table, the mounting plates are fixedly arranged on the output shafts of the lifting cylinders, and the suction members are arranged on the mounting plates and used for fixing the workpieces to the suction members.

[0008] Optionally, the suction member comprises an air pump, an air needle and a buffer pipe, the air pump is arranged on the machining table, the air needle is in communication with the air pump through the air pipe, the buffer pipe is coaxially arranged on the air needle, the mounting plate is parallel to the machining table and is provided with a mounting gap, the air needle is fixedly arranged on the mounting plate through the mounting gap, and the mounting gap is arranged along the length direction of the mounting plate to adjust the position of the air needle on the mounting plate.

[0009] Optionally, the tray conveying device comprises conveying guide rails, partition plates and jacking plates arranged on the machining table, the conveying guide rails are arranged in pairs and are spaced apart, the tray is transferred to the conveying guide rails by the transfer member, the partition plates are used for blocking the conveying of the tray on the conveying guide rails, and the partition plates and the jacking plates are both liftingly arranged on the machining table, the tray is blocked by the partition plate after being conveyed to the top of the jacking plate, the jacking plate is lifted to separate the tray from the conveying guide rails, and the feeding member or the discharging member is used for grabbing or discharging the workpieces on the tray.

[0010] Optionally, the blocking plates and the jacking plates are provided in plurality, sequentially being a first blocking plate, a first jacking plate, a second blocking plate, a third blocking plate, a second jacking plate and a fourth blocking plate along the length direction of the conveying guide rail, after the feeding piece transfer tray is conveyed to the first blocking plate by the conveying guide rail, the tray is blocked by the second blocking plate after passing through the first jacking plate, the first jacking plate is lifted to separate the tray from the conveying guide rail, the workpiece on the tray is transferred to the laser engraving device by the transfer piece, then the first jacking plate falls to drive the tray to fall on the conveying guide rail, the tray is conveyed to the third blocking plate by the conveying guide rail, the fourth blocking plate blocks the tray when passing through the second jacking plate, the second jacking plate drives the empty tray to rise, the laser-engraved workpiece is transferred to the empty tray by the transfer piece, and then the empty tray is conveyed to the end by the conveying guide rail.

[0011] Optionally, the feeding table and the discharging table each include a box body, a positioning frame, a sliding plate and a lifting piece, the positioning frame, the sliding plate and the lifting piece are located in the box body, side surfaces and a top surface of the box body are each provided with a removal opening, the sliding plate is slidingly arranged in the box body and removed from the removal opening in the side surface of the box body, the lifting piece includes a lifting plate arranged on the sliding plate and a second driving piece, the positioning frame is fixedly arranged on the lifting plate, and the second driving piece is used to drive the lifting plate to slide to drive the stacked tray to be removed from the removal opening in the top surface of the box body.

[0012] Optionally, the jacking plate is provided with a through groove, the through groove is arranged in the top surface of the jacking plate, a bottom surface of the through groove is provided with a plurality of clamping notches, the length direction of the clamping notches is perpendicular to the conveying direction of the tray, the tray is placed on the jacking plate, and the tray falls in the clamping notches, the jacking plate is provided with a fixing piece located in the clamping notches, and the fixing piece is used to fix the edge of the tray falling in the clamping notches.

[0013] Optionally, the jacking plate between adjacent clamping notches is provided with a mounting notch, the mounting notch is used to communicate adjacent clamping notches, and the fixing piece includes a fixing air bag embedded in the mounting notch and a connecting pipe, the connecting pipe enters the jacking plate through the bottom surface of the jacking plate to communicate with the fixing air bag.

[0014] In summary, the present application has at least one of the following beneficial technical effects: When the workpiece is laser-engraved, the workpiece is placed in the tray, and then the tray is placed on the loading table. Then the tray on the loading table is transferred to the tray conveying device through the transfer piece. The tray is conveyed to the laser-engrav ing device through the tray conveying device. Then the workpiece on the tray is transferred to the laser-engrav ing device through the loading piece. After the workpiece is processed by the laser-engrav ing device, the processed workpiece is transferred to the tray by the unloading piece. When the accommodation space on the tray is full, the tray conveying device conveys the tray to the rear end of the processing table, and then the transfer piece of the unloading table transfers the tray to the unloading table. In the above process, the workpiece automatically completes the laser-engrav ing process, thereby improving the laser-engrav ing efficiency of the workpiece. After the workpiece is transferred to the transfer table, the workpiece sequentially passes through the monitoring piece and the engraving piece. In this process, the monitoring piece collects the size data of the workpiece, and the qualified workpiece is laser-engraved, and the unqualified workpiece is processed by the engraving piece, thereby realizing the automatic detection and judgment capability of the workpiece, and improving the processing quality of the workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 2 is a schematic diagram of the structure of a processing table in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 3 is a schematic diagram of the structure of a laser-engrav ing device in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 4 is a schematic diagram of the structure of a loading table in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 3 is an enlarged schematic diagram of part A in FIG. 4; Figure 5 is an enlarged schematic diagram of part B in FIG. 4; Figure 3 is an enlarged schematic diagram of part C in FIG. 4; Figure 6 is a schematic diagram of the structure of a tray conveying device in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 7 is a schematic diagram of the structure of a tray conveying device in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application; Figure 8 Figure 7 is an enlarged schematic diagram of part C in FIG. 5; Figure 9 is a schematic diagram of the structure of a lifting plate in an intelligent automatic laser-engrav ing equipment according to an embodiment of the present application.

[0016] Legend of reference numerals: 1, loading table; 2, processing table; 3, unloading table; ​4, tray conveying device; 41, conveying guide rail; 411, first plate body; 412, second plate body; 42, conveying roller; 43, conveying belt; 44, driving rod; 45, conveying motor; 46, lifting cylinder; 47, first partition plate; 48, first jacking plate; 49, second partition plate; 410, third partition plate; 413, second jacking plate; 414, fourth partition plate; 5, laser engraving device; 51, annular transfer guide rail; 52, transfer table; 53, clamp; 54, monitoring piece; 541, camera module; 55, engraving piece; 551, laser; 552, push plate; 56, first driving piece; 561, driving motor; 562, driving wheel; 563, driving belt; 6, feeding piece; 7, discharging piece; 8, transfer piece; 81, fixing plate; 82, cross plate; 83, mounting seat; 84, transfer cylinder; 85, transfer plate; 9, rectangular groove; 10, mounting rod; 11, transverse guide rail; 12, sliding seat; 13, lifting cylinder; 14, mounting plate; 15, suction piece; 151, air needle; 152, buffer tube; 16, screw transmission device; 161, lead screw; 162, transmission motor; 17, mounting notch; 18, box body; 19, positioning frame; 20, sliding plate; 21, lifting plate; 22, through groove; 23, clamping notch. DETAILED DESCRIPTION

[0017] The following will be described in detail with reference to the accompanying drawings Figure 1 - the accompanying drawings Figure 9 The present application will be further described in detail.

[0018] The embodiment of the present application discloses an intelligent automatic laser engraving equipment. Referring to Figure 1 and Figure 2 The intelligent automatic laser engraving equipment comprises a feeding table 1, a machining table 2 and a discharging table 3, the machining table 2 is provided with a tray conveying device 4 and a laser engraving device 5, the tray conveying device 4 and the laser engraving device 5 are respectively located on the two lateral sides of the machining table 2, the feeding table 1 and the discharging table 3 are provided with a feeding piece 6 and a discharging piece 7 between the tray conveying device 4 and the laser engraving device 5, the feeding piece 6 is used for transferring the parts on the tray conveying device 4 to the laser engraving device 5, the discharging piece 7 is used for transferring the parts machined by the laser engraving device 5 to the tray conveying device 4, and the feeding table 1 and the discharging table 3 are provided with two transfer pieces 8, the transfer piece 8 of the feeding table 1 is used for transferring the tray provided with the parts on the feeding table 1 to the tray conveying device 4, and the transfer piece 8 of the discharging table 3 is used for transferring the tray provided with the parts machined by the laser to the discharging table 3.

[0019] When the workpiece is laser-engraved, the workpiece is placed in the tray, and then the tray is placed on the loading table 1. Then, the tray on the loading table 1 is transferred to the tray conveying device 4 through the transfer piece 8. Then, the tray is conveyed to the laser-engraving device 5 through the tray conveying device 4. Then, the workpiece on the tray is transferred to the laser-engraving device 5 through the loading piece 6. After the workpiece is processed by the laser-engraving device 5, the processed workpiece is transferred to the tray by the unloading piece 7. When the accommodation space on the tray is full, the tray conveying device 4 conveys the tray to the rear end of the processing table 2, and then the tray is transferred to the unloading table 3 by the transfer piece 8 of the unloading table 3. In the above process, the workpiece automatically completes the laser-engraving process, thereby improving the laser-engraving efficiency of the workpiece.

[0020] Referring to Figure 3 , Figure 4 and Figure 5 , in the embodiment of the present application, the laser-engraving device 5 comprises an annular transfer rail 51, a transfer table 52, a clamp 53, a monitoring piece 54, an engraving piece 55 and a first driving piece 56 arranged on the processing table 2. The annular transfer rail 51 is in the shape of a long strip. The transfer table 52 is slidingly arranged on the annular transfer rail 51 and slides along the annular transfer rail 51. The clamp 53 is fixedly arranged on the transfer table 52 and is used for fixing the workpiece to be laser-engraved. Referring to Figure 3 , Figure 4 and Figure 5 , the monitoring piece 54 is used for identifying the size of the workpiece. In the embodiment of the present application, the monitoring piece 54 comprises a plurality of camera modules 541 arranged on the processing table 2. The body of the camera module 541 is fixedly arranged on the processing table 2. The lens end of the camera is located directly below the transfer table 52. The transfer table 52 is hollowly arranged and installs the clamp 53. The clamp 53 is hollowly arranged and directly faces the lens end of the camera at the part to be detected of the workpiece. The camera module 541 is signal-connected with the control panel of the laser-engraving equipment, and sends the photographed workpiece photo to the control panel to display the size information of the workpiece on the control panel. Referring to Figure 3 , Figure 4 and Figure 5 , the engraving piece 55 is used for laser-engraving the workpiece. The engraving piece 55 comprises a laser 551 and a push plate 552 arranged on the processing table 2. The push plate 552 is located below the laser 551 and is slidingly arranged on the processing table 2. The push plate 552 faces the workpiece and slides towards the workpiece. The push plate 552 is provided with a fixing needle towards the workpiece. The processing table 2 is provided with a first air cylinder for driving the push plate 552 to slide. Referring to Figure 3 , Figure 4 and Figure 5 , the first driving piece 56 is used for driving the transfer table 52 to move on the annular transfer rail 51 and sequentially drive the workpiece to pass through the monitoring piece 54 and the engraving piece 55.

[0021] When the workpiece is conveyed to the monitoring member 54 by the first driving member 56, the camera module 541 takes a photo of the workpiece from the bottom of the transfer table 52 and the clamp 53, and transmits data to the control panel. The control panel compares the size signal, and the workpiece meeting the set size is conveyed to the carving member 55. At this time, the first cylinder drives the push plate 552 to move the fixed needle towards the workpiece and abuts on the workpiece, so as to position the workpiece. Then, the laser 551 works on the workpiece to perform laser carving. After the workpiece is carved, the transfer table 52 conveys the workpiece to the next stage.

[0022] Referring to Figure 3 , Figure 4 and Figure 5 In the embodiment, the first driving member 56 comprises a driving motor 561, driving wheels 562 and a driving belt 563 arranged on the machining table 2. The length direction of the output shaft of the driving motor 561 is perpendicular to the machining table 2. The driving wheels 562 are coaxially arranged on the output shaft of the driving motor 561. The driving belt 563 is arranged around the driving wheels 562. The inner ring of the driving belt 563 and the peripheral wall of the driving wheel 562 are provided with mutually meshing rectangular grooves 9. The driving belt 563 is located in the space surrounded by the annular transfer rail 51. The transfer table 52 is movably connected with the driving belt 563.

[0023] When the workpiece moves on the annular transfer rail 51, the driving motor 561 is started to drive the coaxially arranged driving wheel 562 to rotate. Since the rectangular grooves 9 of the inner ring of the driving belt 563 and the peripheral wall of the driving wheel 562 are mutually meshed, the driving belt 563 moves, thereby driving the transfer table 52 movably connected with the driving belt 563 to slide on the annular transfer rail 51. The transfer table 52 drives the workpiece to translate on the annular rail, so as to conveniently transfer the workpiece conveyed on the tray to the transfer table 52 to the monitoring member 54 and the carving member 55, and then transfer the carved workpiece away from the carving member 55, thereby realizing the sequential conveying of the workpiece between the monitoring member 54 and the carving member 55.

[0024] Referring to Figure 3In the embodiment of the present application, the upper feeding part 6 and the lower feeding part 7 each comprise a mounting rod 10, a transverse guide rail 11, a sliding seat 12, a lifting cylinder 13, a mounting plate 14 and a suction part 15, two mounting rods 10 are provided, one mounting rod 10 is located in the space around the driving belt 563, and the other mounting rod 10 is located on the outer side of the tray conveying device 4, the transverse guide rail 11 is fixedly arranged on the two mounting rods 10, the sliding seat 12 is slidingly arranged on the transverse guide rail 11, further, the transverse guide rail 11 is rotatably provided with a lead screw transmission device 16, the lead screw transmission device 16 comprises a lead screw 161 rotatably arranged on the transverse guide rail 11 and a transmission motor 162, the length direction of the lead screw 161 is parallel to the length direction of the transverse guide rail 11, the sliding seat 12 is threadedly connected to the lead screw 161, and the lead screw 161 is coaxially arranged on the output shaft of the transmission motor 162, the lifting cylinder 13 is fixedly arranged on the face of the sliding seat 12 facing the machining table 2, the mounting plate 14 is fixedly arranged on the output shaft of the lifting cylinder 13, and the suction part 15 is arranged on the mounting plate 14 and used for fixing the workpiece to the suction part 15.

[0025] When the workpiece is transferred from the tray to the transfer table 52 or from the transfer table 52 to the tray, the transmission motor 162 is started, the transmission motor 162 drives the lead screw 161 to rotate, the lead screw 161 rotates to drive the sliding seat 12 to slide, the sliding seat 12 drives the lifting cylinder 13 and the suction part 15 to slide to the upper side of the workpiece, then the lifting cylinder 13 is started, the lifting cylinder 13 drives the mounting plate 14 to move the suction part 15 towards the workpiece to contact the workpiece, so that the workpiece is fixed on the mounting plate 14, and the workpiece is reciprocatingly transferred on the tray and the transfer table 52 by the lead screw 161, which is simple and convenient to operate.

[0026] With reference to Figure 3 In the embodiment of the present application, the suction part 15 comprises a gas pump, a gas needle 151 and a buffer pipe 152, the gas pump is arranged on the machining table 2, and the gas needle 151 is in communication with the gas pump through a gas pipe; when the workpiece is clamped, the gas pump is started, and the gas pump can transport or extract gas to the gas needle 151 through the gas pipe when working, so that the suction and release of the workpiece by the gas needle 151 are realized, which is simple and convenient to operate. Further, the buffer pipe 152 is coaxially arranged on the gas needle 151, and the buffer pipe 152 is a telescopic rubber pipe; when the gas needle 151 sucks the workpiece, the buffer pipe 152 avoids damage caused by direct contact between the gas needle 151 and the workpiece, thereby reducing the possibility of workpiece damage and improving the quality of the workpiece.

[0027] With reference to Figure 6In the embodiment of the present application, the transfer piece 8 comprises a fixed plate 81, a cross plate 82, a lead screw transmission device 16, a mounting seat 83, a transfer cylinder 84, a transfer plate 85 and a plurality of air needles 151. The fixed plate 81 is fixedly arranged on the feeding table 1 or the discharging table 3. The cross plate 82 is fixedly arranged on the fixed plate 81. The lead screw transmission device 16 is fixedly arranged on the cross plate 82. The mounting seat 83 is threadedly connected to the lead screw transmission device 16. The transfer cylinder 84 is fixedly arranged on the mounting seat 83. The transfer plate 85 is parallel to the machining table 2. The air needles 151 are arranged on the transfer plate 85. When the tray is transferred, the transfer plate 85 is translated to directly above the tray. The transfer cylinder 84 drives the transfer plate 85 and the air needles 151 to abut against the tray. Then the lead screw transmission device 16 drives the tray to be translated to the tray conveying device 4. The operation is simple and convenient.

[0028] With reference to Figure 3 In order to facilitate the pick-and-place operation for workpieces of different specifications, the mounting plate 14 is parallel to the machining table 2 and is provided with mounting notches 17. The air needles 151 are fixed to the mounting plate 14 through the mounting notches 17. The mounting notches 17 are arranged along the length direction of the mounting plate 14 to adjust the positions of the air needles 151 on the mounting plate 14. According to the size and shape of different workpieces, the positions of the air needles 151 are adjusted in the transverse direction to adapt to workpieces of different specifications. Further, the positions of the air needles 151 are adjusted so that the air needles 151 are directly opposite to the horizontal position of the workpiece to improve the stability and accuracy of suction.

[0029] With reference to Figure 7 And Figure 8 In the embodiment of the present application, the tray conveying device 4 comprises conveying guide rails 41 arranged on the machining table 2, a partition plate and a jacking plate. The conveying guide rails 41 are arranged in two and are arranged at intervals. The conveying guide rails 41 comprise first plate bodies 411 in the shape of a long strip and second plate bodies 412. The second plate bodies 412 are located outside the first plate bodies 411 and are attached to the first plate bodies 411 and are fixed to the first plate bodies 411 by bolts. Two conveying rollers 42 are arranged between the two conveying guide rails 41. The conveying rollers 42 are rotationally arranged between the two second plate bodies 412. The peripheral wall of the conveying roller 42 is concave to form a limiting groove. Further, the tray conveying device 4 further comprises a conveying belt 43. The conveying belt 43 is arranged around the conveying roller 42 and is located in the limiting groove. Further, the tray conveying device 4 further comprises a driving rod 44. The driving rod 44 is used to connect the two conveying rollers 42 in the transverse direction. A conveying motor 45 is arranged on the machining table 2. The driving rod 44 is coaxially arranged on the conveying motor 45. Further, the upper and lower side surfaces of the first plate body 411 are both provided with guide grooves. The conveying belt 43 is located in the guide grooves. The tray is transferred to the conveying guide rail 41 by the transfer piece 8, and the partition plate is used to block the conveying of the tray on the conveying guide rail 41. The partition plate and the jacking plate are both vertically arranged on the machining table 2. The tray is blocked by the partition plate after being conveyed above the jacking plate. The jacking plate is lifted to separate the tray from the conveying guide rail 41. The loading piece 6 or the unloading piece 7 is used to grab or place the workpiece on the tray after the jacking plate is lifted.

[0030] When the tray is transferred to the conveying belt 43 by the loading table 1, the conveying motor 45 drives the connecting rod to rotate, the connecting rod drives the driving roller to rotate, and the driving roller drives the conveying belt 43 to run to move the tray. It is simple and convenient to operate. Further, when the tray is conveyed to the designated position, the partition plate can prevent the tray from continuing to advance in order to perform subsequent operations. At this time, the workpiece on the tray can be grabbed or placed, and the like. After the jacking plate is lifted, the transfer of the workpiece between the tray and the laser engraving device 5 is realized.

[0031] Referring to Figure 7 In the embodiment of the present application, the machining table 2 is provided with a lifting cylinder 46, and the length direction of the piston rod of the lifting cylinder 46 is perpendicular to the machining table 2. The partition plate and the jacking plate are fixedly arranged on the piston rod of the lifting cylinder 46, respectively.

[0032] Referring to Figure 7 In the embodiment of the present application, the partition plate and the jacking plate are both provided with a plurality of first partition plates 47, first jacking plates 48, second partition plates 49, third partition plates 410, second jacking plates 413 and fourth partition plates 414 along the length direction of the conveying guide rail 41. After the loading piece 6 transfers the tray to the conveying guide rail 41, the tray is conveyed to the first partition plate 47 by the conveying guide rail 41. The tray is blocked by the second partition plate 49 after passing through the first jacking plate 48. The first jacking plate 48 is lifted to separate the tray from the conveying guide rail 41. The workpiece on the tray is transferred to the laser engraving device 5 by the transfer piece 8. Subsequently, the first jacking plate 48 is lowered to drive the tray to fall on the conveying guide rail 41. The tray is conveyed to the third partition plate 410 by the conveying guide rail 41. When passing through the second jacking plate 413, the fourth partition plate 414 blocks the tray. The second jacking plate 413 drives the empty tray to rise. The workpiece after laser engraving is transferred to the empty tray by the transfer piece 8. The empty tray is conveyed to the end by the conveying guide rail 41. Through the cooperation of the plurality of partition plates and jacking plates, the precise control of the tray in the conveying process and the automatic transfer of the workpiece are realized.

[0033] Referring to Figure 1 and Figure 6In the embodiment of the present application, the feeding table 1 and the discharging table 3 each include a box body 18, a positioning frame 19, a sliding plate 20 and a lifting member, the positioning frame 19, the sliding plate 20 and the lifting member are located in the box body 18, the side surface and the top surface of the box body 18 are each provided with a removal opening, the sliding plate 20 is slidingly arranged in the box body 18 and removed from the side surface removal opening of the box body 18, when it is necessary to take or store the tray, the sliding plate 20 can be removed from the side surface removal opening of the box body 18, and the operation is simple and convenient. The lifting member includes a lifting plate 21 arranged on the sliding plate 20 and a second driving member, the positioning frame 19 is fixedly arranged on the lifting plate 21, and the second driving member is used to drive the lifting plate 21 to slide and drive the stacked tray to be removed from the removal opening in the top surface of the box body 18, the second driving member can realize the up-down movement of the lifting plate 21, so as to drive the positioning frame 19 and the tray to be removed from the top surface of the box body 18, and the tray is convenient to operate; the second driving member includes a lead screw transmission device 16 arranged in the box body 18, the lifting plate 21 is threadedly connected to the lead screw transmission device 16 and drives the lifting plate 21 to lift in the box body 18, so as to drive the tray stacked on the lifting plate 21 to move upward as a whole, and drive the tray on the top layer to be removed from the removal opening.

[0034] With reference to Figure 9 In the embodiment of the present application, in order to improve the stability of the tray on the lifting plate, the lifting plate is provided with a through groove 22, the through groove 22 is arranged on the top surface of the lifting plate, a plurality of clamping notches 23 are arranged on the bottom surface of the through groove 22, the length direction of the clamping notches 23 is perpendicular to the conveying direction of the tray, after the tray is placed on the lifting plate, the tray falls in the clamping notches 23, the tray can be preliminarily positioned, and the bottom surface of the tray falls on the bottom surface of the through groove 22, the contact area between the tray and the lifting plate is increased, and the stability of the tray is improved. The lifting plate is provided with a fixing member in the clamping notches 23, the fixing member is used to fix the edge of the tray falling in the clamping notches 23, and the tray is prevented from moving during the lifting process, and the possibility that the air needle 151 abuts against the tray to cause the tray to move, deviate and be warped during the process that the air needle 151 sucks the tray is reduced.

[0035] With reference to Figure 9 In the embodiment of the present application, the lifting plate between the adjacent clamping notches 23 is provided with a mounting notch 17, the mounting notch 17 is used to communicate the adjacent clamping notches 23, the fixing member includes a fixing air bag embedded in the mounting notch 17 and a connecting pipe, the connecting pipe enters the lifting plate through the bottom surface of the lifting plate and communicates with the fixing air bag; after the tray falls on the lifting plate, the edge of the tray falls in the clamping notches 23, then air is filled into the fixing air bag through the connecting pipe, the fixing air bag is inflated, the edge of the tray is clamped, the tray is fixed on the lifting plate, the stability of the tray is further improved, the possibility that the tray deviates during the process that the workpiece is fed or taken is reduced, and the workpiece is convenient to take or store.

[0036] The implementation principle of the embodiment of the intelligent automatic laser etching equipment is as follows: When the workpiece is laser etched, the workpiece is placed in the tray, and then the tray is placed on the feeding table 1. Then, the lifting plate 21 is driven to move by the lead screw transmission device 16, so that the tray on the top layer is moved out of the box 18. When the tray is transferred, the transfer plate 85 is translated to the upper side of the tray, the transfer cylinder 84 drives the transfer plate 85 and the air needle 151 to abut against the tray, and then the lead screw transmission device 16 drives the tray to be translated to the tray conveying device 4. After being conveyed to the first partition plate 47 by the conveying guide rail 41, the tray is blocked by the second partition plate 49 after passing through the first lifting plate 48. The first lifting plate 48 is raised to separate the tray from the conveying guide rail 41, and then the workpiece on the tray is transferred to the laser etching device 5 by the transfer piece 8. When the workpiece is conveyed to the monitoring piece 54 by the first driving piece 56, the camera module 541 photographs the workpiece from the bottom of the transfer table 52 and the clamp 53, and transmits the data to the control panel. The control panel compares the size signal, and the workpiece is conveyed to the engraving piece 55 when the size meets the set size. At this time, the first air cylinder driving push plate 552 drives the fixed needle to move towards the workpiece and abut against the workpiece, so as to position the workpiece. Then, the laser 551 works on the workpiece to perform laser engraving. The workpiece after laser engraving is transferred to the tray by the discharging piece 7. Then, the first lifting plate 48 falls to drive the tray to fall on the conveying guide rail 41. The tray is conveyed to the third partition plate 410 by the conveying guide rail 41, and then passes through the second lifting plate 413. The fourth partition plate 414 blocks the tray. The second lifting plate 413 drives the empty tray to rise. The laser etched workpiece is transferred to the empty tray by the transfer piece 8, and then conveyed to the end by the conveying guide rail 41. The tray is transferred to the discharging table 3 by the transfer piece 8, and the laser etching process of the workpiece is completed. The operation is simple and convenient.

[0037] The above are preferred embodiments of the present application, but do not limit the protection scope of the present application. Therefore, equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. An intelligent automated laser engraving device, characterized in that: The system includes a loading platform (1), a processing platform (2), and a unloading platform (3). The processing platform (2) is equipped with a pallet conveyor (4) and a laser engraving device (5). The pallet conveyor (4) and the laser engraving device (5) are located on opposite sides of the processing platform (2). A loading component (6) and an unloading component (7) are positioned between the pallet conveyor (4) and the laser engraving device (5). The loading component (6) is used to transfer parts from the pallet conveyor (4) to the laser engraving device (5). The material component (7) is used to transfer the parts processed by the laser engraving device (5) to the pallet conveying device (4). It also includes a transfer component (8). There are two transfer components (8) and they are located on the loading platform (1) and the unloading platform (3) respectively. The transfer component (8) of the loading platform (1) is used to transfer the pallet with parts on the loading platform (1) to the pallet conveying device (4). The transfer component (8) of the unloading platform (3) is used to transfer the pallet with laser-engraved parts to the unloading platform (3).

2. The intelligent automated laser engraving equipment according to claim 1, characterized in that: The laser engraving device (5) includes an annular transfer guide rail (51), a transfer table (52), a clamp (53), a monitoring component (54), an engraving component (55), and a first driving component (56) set on the processing table (2). The transfer table (52) is slidably set on the annular transfer guide rail (51). The clamp (53) is fixedly set on the transfer table (52) to fix the workpiece to be laser engraved. The monitoring component (54) is used to identify the size of the workpiece. The engraving component (55) is used to laser engrave the workpiece. The first driving component (56) is used to drive the transfer table (52) to move on the annular transfer guide rail (51) and drive the workpiece to pass through the monitoring component (54) and the engraving component (55) in sequence.

3. The intelligent automated laser engraving equipment according to claim 2, characterized in that: The first driving component (56) includes a driving motor (561), a driving wheel (562), and a driving belt (563) mounted on the processing table (2). The length direction of the output shaft of the driving motor (561) is perpendicular to the processing table (2). There are two driving wheels (562). One driving wheel (562) is coaxially mounted on the output shaft of the driving motor (561), and the other driving wheel (562) is located on one side of the processing table (2). The driving belt (563) is wound around the two driving wheels (562). The inner ring of the driving belt (563) and the peripheral wall of the driving wheel (562) are provided with mutually meshing rectangular grooves (9). The driving belt (563) is located in the space surrounded by the annular transfer guide rail (51). The transfer table (52) is movably connected to the driving belt (563).

4. The intelligent automated laser engraving equipment according to claim 3, characterized in that: The loading component (6) and unloading component (7) both include mounting rods (10), transverse guide rails (11), sliding seats (12), lifting cylinders (13), mounting plates (14), and suction components (15). There are two mounting rods (10), one of which is located in the space surrounded by the drive belt (563), and the other is located outside the pallet conveying device (4). The transverse guide rails (11) are fixedly mounted on the two mounting rods (10). The sliding seats (12) are slidably mounted on the transverse guide rails (11). The lifting cylinders (13) are fixedly mounted on the surface of the sliding seats (12) facing the processing table (2). The mounting plates (14) are fixedly mounted on the output shaft of the lifting cylinders (13). The suction components (15) are mounted on the mounting plates (14) and used to fix the workpiece to the suction components (15).

5. The intelligent automated laser engraving equipment according to claim 4, characterized in that: The suction component (15) includes an air pump, an air needle (151), and a buffer tube (152). The air pump is mounted on the processing table (2). The air needle (151) is connected to the air pump through an air pipe. The buffer tube (152) is coaxially mounted on the air needle (151). The mounting plate (14) is parallel to the processing table (2) and has a mounting notch (17). The air needle (151) is fixed on the mounting plate (14) through the mounting notch (17). The mounting notch (17) is opened along the length of the mounting plate (14) to adjust the position of the air needle (151) on the mounting plate (14).

6. The intelligent automated laser engraving equipment according to claim 1, characterized in that: The pallet conveying device (4) includes a conveying guide rail (41), a partition plate and a lifting plate set on the processing table (2). There are two conveying guide rails (41) set at intervals. The pallet is transferred to the conveying guide rail (41) by the transfer component (8). The partition plate is used to block the pallet from being conveyed on the conveying guide rail (41). The partition plate and the lifting plate are both raised and lowered on the processing table (2). After the pallet is conveyed above the lifting plate, it is blocked by the partition plate. The lifting plate is raised and lowered, causing the pallet to separate from the conveying guide rail (41). After the lifting plate lifts the pallet, the loading component (6) or unloading component (7) is used to grab or lower the workpiece on the pallet.

7. The intelligent automated laser engraving equipment according to claim 6, characterized in that: Multiple partition plates and lifting plates are provided, arranged sequentially along the length of the conveying guide rail (41) as a first partition plate (47), a first lifting plate (48), a second partition plate (49), a third partition plate (410), a second lifting plate (413), and a fourth partition plate (414). After the loading component (6) transfers the pallet to the conveying guide rail (41), it is conveyed by the conveying guide rail (41) to the first partition plate (47). After the pallet passes the first lifting plate (48), it is blocked by the second partition plate (49), and the first lifting plate (48) rises. After the receiving pallet is separated from the conveyor rail (41), the transfer component (8) transfers the workpiece on the pallet to the laser engraving device (5). Then the first lifting plate (48) falls and causes the pallet to fall onto the conveyor rail (41). The pallet is then transported by the conveyor rail (41) to the third partition plate (410). When the pallet passes the second lifting plate (413), the fourth partition plate (414) blocks the pallet. The second lifting plate (413) causes the empty pallet to rise. The transfer component (8) then transfers the laser-engraved workpiece to the empty pallet, and the pallet is then transported by the conveyor rail (41) to the end.

8. The intelligent automated laser engraving equipment according to claim 1, characterized in that: The loading platform (1) and unloading platform (3) both include a box (18), a positioning frame (19), a sliding plate (20), and a lifting component. The positioning frame (19), the sliding plate (20), and the lifting component are all located inside the box (18). The side and top surfaces of the box (18) are provided with removal outlets. The sliding plate (20) is slidably disposed inside the box (18) and moves out from the removal outlet on the side of the box (18). The lifting component includes a lifting plate (21) disposed on the sliding plate (20) and a second driving component. The positioning frame (19) is fixedly disposed on the lifting plate (21). The second driving component is used to drive the lifting plate (21) to slide and drive the stacked tray to move out from the removal outlet on the top surface of the box (18).

9. The intelligent automated laser engraving equipment according to claim 6, characterized in that: The lifting plate is provided with a through groove (22) on the top surface of the lifting plate. The bottom surface of the through groove (22) is provided with multiple clamping notches (23). The length direction of the clamping notches (23) is perpendicular to the conveying direction of the pallet. After the pallet is placed on the lifting plate, the pallet falls into the clamping notch (23). A fixing member is provided on the lifting plate and located in the clamping notch (23). The fixing member is used to fix the edge of the pallet that falls into the clamping notch (23).

10. The intelligent automated laser engraving equipment according to claim 9, characterized in that: An installation notch (17) is provided on the lifting plate between adjacent clamping notches (23). The installation notch (17) is used to connect the adjacent clamping notches (23). The fixing member includes a fixing airbag and a connecting pipe embedded in the installation notch (17). The connecting pipe enters the lifting plate through the bottom surface of the lifting plate and communicates with the fixing airbag.

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