Laser cutting machine with label attaching function

Abstract

The utility model discloses a laser cutting machine with a label attaching function. The laser cutting machine comprises a laser cutting machine body, a discharging platform and a synchronous transmission mechanism. The laser cutting machine comprises a cutting platform, a chain transmission assembly, a plurality of racks, an X-axis, Y-axis and Z-axis driving device and a laser cutting head. The discharging platform comprises a rack, a belt transmission assembly, a plurality of brackets, an X-axis and Y-axis driving device and a labeling device, and the output end of the belt transmission assembly is provided with a belt doing circulating motion; the bracket is used for supporting the upper straight section of the belt; the synchronous transmission mechanism is used for connecting the chain transmission assembly and the belt transmission assembly; the top face of the rack and the top face of the belt are located on the same horizontal plane. According to the laser cutting machine with the label attaching function, linkage of the cutting platform and the discharging platform is achieved through the synchronous transmission mechanism, so that a plate can be cut on the cutting platform, feeding, discharging and labeling work can be completed on the belt, and the surface of the plate is prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting machine technical field, especially a laser cutting machine with label function. BACKGROUND

[0002] Laser cutting is to make workpiece melt and evaporate by the energy released when laser beam irradiates to the surface, so as to achieve the purpose of cutting and carving. Laser cutting machine has high operation precision and fast processing efficiency, so it is widely used.

[0003] The traditional laser cutting machine only has the function of cutting large plates into multiple small plates, and when labeling the cut plates, manual picking and labeling are used to paste the corresponding labels on different plates, which not only is low in efficiency, but also increases labor cost.

[0004] However, a small part of laser cutting machines have the functions of laser cutting and labeling, including a cutting platform, a sliding seat movably arranged above the cutting platform along X-axis, Y-axis and Z-axis, and a laser cutting head and a labeling device arranged on the sliding seat. When the laser cutting head and the labeling device move on the cutting platform, they can complete cutting and labeling respectively. Although automatic labeling function can be realized, cutting and labeling are both completed on the cutting platform, and certain pressure is applied to the plates during labeling, which may cause the surface of the plates to be scratched by the rack on the cutting platform, thereby affecting the surface quality of the plates.

[0005] It can be seen that the prior art needs to be improved and improved. UTILITY MODEL CONTENT

[0006] In view of the above shortcomings of the prior art, the purpose of the utility model is to provide a laser cutting machine with label function, which aims to solve the technical problem that the plates are easily scratched by the rack during labeling in the prior art.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A laser cutting machine with label function, comprising:

[0009] The laser cutting machine comprises a cutting platform, a chain transmission assembly arranged on the cutting platform, a plurality of racks arranged on the chain transmission assembly, an XYZ-axis driving device arranged on the cutting platform, and a laser cutting head arranged at the output end of the XYZ-axis driving device;

[0010] The discharge platform comprises a rack, a belt transmission assembly arranged on the rack, a plurality of brackets arranged on the rack, an XY-axis driving device arranged on the rack, and a labeling device arranged at the output end of the XY-axis driving device. The output end of the belt transmission assembly is provided with a belt which makes circular motion; the bracket is used to support the upper flat section of the belt;

[0011] The synchronous transmission mechanism is used for connecting the chain transmission assembly and the belt transmission assembly; the top surface of the rack and the top surface of the belt are in the same horizontal plane.

[0012] Further, the belt transmission assembly comprises a driving roller rotatably connected to the frame, a driven roller rotatably connected to the frame, and a plurality of first supporting rollers arranged between the driving roller and the driven roller, the belt is sleeved on the driving roller and the driven roller, and the top surface of the first supporting roller is in the same horizontal plane as the top surface of the driving roller; a plurality of brackets are arranged at intervals with the plurality of first supporting rollers, and the top surface of the bracket is lower than the top surface of the first supporting roller.

[0013] Further, the bracket comprises a frame arranged on the frame and a supporting plate arranged on the top of the frame, and the two sides of the supporting plate are inclined downward.

[0014] Further, the belt transmission assembly further comprises a second supporting roller, the second supporting roller is located below the first supporting roller, and the top surface of the second supporting roller is higher than the bottom surface of the driving roller.

[0015] Further, the frame is provided with a plurality of supporting legs, the bottom of the supporting leg is provided with a height-adjusting foot cup, the side wall of the supporting leg is slidingly connected with a fixing plate, and the bottom of the fixing plate is provided with a horizontal portion abutting against the ground.

[0016] Further, the labeling device comprises a vertical plate arranged at the output end of the XY-axis driving device, a labeling machine arranged on the vertical plate, a lifting mechanism arranged on the vertical plate and located at the front end of the labeling machine, a vacuum suction cup arranged at the output end of the lifting mechanism, and a blowing pipe arranged on the vertical plate, the blowing pipe is used for blowing the label released by the labeling machine to the vacuum suction cup, and the vacuum suction cup is used for adsorbing the label.

[0017] Further, the synchronous transmission mechanism comprises a power source arranged on the cutting platform, two first driving wheels arranged on the chain transmission assembly, two first driven wheels arranged on the driving roller, and two first chains corresponding to the first driving wheels and the first driven wheels, the power source drives the chain transmission assembly to move, drives a plurality of racks to move in a waist-shaped track, and drives the belt on the driving roller to move in a circulating manner.

[0018] Further, the chain transmission assembly comprises a transmission shaft rotatably connected to the cutting platform, two second driving wheels arranged on the transmission shaft, two second driven wheels rotatably connected to the cutting platform, and two second chains corresponding to the first driving wheels and the second driven wheels, a plurality of racks are arranged between the two second chains, and the power source drives the transmission shaft to rotate.

[0019] Further, the cutting platform is provided with a brush for shielding the second chain, and the end of the brush is in contact with the end of the rack.

[0020] Further, the section of the rack is U-shaped, the rack comprises two symmetrically arranged toothed plates, and a bottom plate for connecting the two toothed plates, the bottom plate is provided with a plurality of heat dissipation holes arranged along the length direction of the bottom plate, and the two second chains are provided with connecting plates at equal intervals, and the end of the bottom plate is installed on the connecting plate.

[0021] Beneficial effects: Compared with the prior art, the laser cutting machine with label function provided by the utility model has the following advantages: (1) the cutting platform and the feeding platform are linked through the synchronous transmission mechanism, the plate can move between the cutting platform and the feeding platform, so that the plate is located on the belt during feeding, discharging and labeling, and the surface of the plate is prevented from being damaged; (2) the upper flat section of the belt 6 is provided with a plurality of brackets, the belt has a certain gap between the belt and the bracket during movement, so that the belt is prevented from being worn due to friction with the bracket, the bracket supports the belt during feeding, discharging and labeling, the plate is prevented from being suspended and displaced, the labeling accuracy is reduced, and the material picking is not accurate. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The utility model provides a structure diagram of the laser cutting machine with label function.

[0023] Figure 2 The utility model provides a structure diagram of the laser cutting machine with label function. Figure 1 The utility model provides a structure diagram of the laser cutting machine with label function.

[0024] Figure 3 The utility model provides a structure diagram of the laser cutting machine with label function. Figure 1 The utility model provides a structure diagram of the laser cutting machine with label function.

[0025] Figure 4 The utility model provides a structure diagram of the laser cutting machine with label function.

[0026] Figure 5 The utility model provides a structure diagram of the laser cutting machine with label function.

[0027] Figure 6 The utility model provides a structure diagram of the laser cutting machine with label function.

[0028] Figure 7 The utility model provides a structure diagram of the laser cutting machine with label function.

[0029] Figure 8 The utility model provides a structure diagram of the laser cutting machine with label function.

[0030] Figure 9 The utility model provides a structure diagram of the laser cutting machine with label function.

[0031] MAIN ELEMENT SYMBOL EXPLANATION:

[0032] laser cutting machine A, cutting platform 1, chain transmission assembly 2, transmission shaft 21, second driving wheel 22, second driven wheel 23, second chain 24, brush 25, tension adjusting device 26, rack 3, toothed plate 31, bottom plate 32, heat dissipation hole 33, connecting plate 34, XYZ axis driving device 4, laser cutting head 41;

[0033] material feeding platform B, rack 5, XY axis driving device 51, supporting leg 52, height adjusting foot cup 53, fixed plate 54, horizontal part 541, waist hole 542, belt transmission assembly 6, belt 61, driving roller 62, driven roller 63, first idler roller 64, U-shaped seat 641, cover plate 642, second idler roller 65, bracket 7, frame 71, supporting plate 72, labeling device 8, vertical plate 81, labeling machine 82, lifting mechanism 83, mounting plate 831, guide rod 832, movable plate 833, spring 834, vacuum chuck 84, blowing pipe 85, air hole 851, tensioning seat 9, L-shaped slot 91, through hole 92, adjusting screw 93, nut 94;

[0034] synchronous transmission mechanism C, power source C1, first driving wheel C2, first chain C3, tension adjusting device C4, tensioning wheel C5. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0036] Please refer to Figures 1-9The utility model provides a kind of laser cutting machine with label function, comprising: laser cutting machine A, material discharging platform B and synchronous transmission mechanism C, the laser cutting machine A includes cutting platform 1, chain drive assembly 2 being located on cutting platform 1, several rack 3 being located on chain drive assembly 2, XYZ axis driving device 4 being located on cutting platform 1, and laser cutting head 41 being located on the output end of XYZ axis driving device 4;The material discharging platform B includes rack 5, belt drive assembly 6 being located on rack 5, several bracket 7 being located on rack 5, XY axis driving device 51 being located on rack 5, and labeling device 8 being located on the output end of XY axis driving device 51, and the output end of belt drive assembly 6 is equipped with the belt 61 of cyclic motion;Bracket 7 is used to support the upper flat section of belt 61;Synchronous transmission mechanism C is used to connect chain drive assembly 2 and belt drive assembly 6;The top surface of rack 3 and the top surface of belt 61 are on the same horizontal plane, wherein the top surface of rack 3 is the top surface of rack 3 located on the upper flat section of chain drive assembly 2.

[0037] The cutting platform 1 and material discharging platform B are arranged side by side, and are linked through the synchronous transmission mechanism C, a plurality of rack 3 and belt 61 move synchronously, so that the plate can move smoothly between the cutting platform 1 and the material discharging platform B. Before cutting, the plate is placed on the belt 61, the XY axis driving device 51 drives the labeling device 8 to move, so that the labeling device 8 labels on the corresponding position of the plate. Since the plate is supported by the belt 61, even when it is pressed during labeling, the surface of the plate will not be damaged.

[0038] After labeling, the synchronous transmission mechanism C is started to drive a plurality of rack 3 and belt 61 to move synchronously, so as to smoothly convey the plate to the cutting platform 1. The XYZ axis driving device 4 drives the laser cutting head 41 to move, so as to cut the plate into a plurality of small plates.

[0039] After cutting, the synchronous transmission mechanism C is started and drives a plurality of rack 3 and belt 61 to move reversely synchronously, so as to smoothly convey the cut plate to the material discharging platform B. At this time, a mechanical hand can be used to pick up the cut plate. Similarly, during the picking process, the plate is subjected to a certain pressure. Since the plate is supported by the belt 61, the surface of the plate will not be damaged during the picking process. Compared with the prior art, during the whole feeding and labeling process, the plate is on the belt 61, which can avoid damaging the surface of the plate due to position deviation or pressure.

[0040] In the above, the XYZ axis driving device 4 and the XY axis driving device 51 can be respectively spliced by X, Y and Z linear modules to realize the movement of the laser cutting head 41 along the X, Y and Z axes, and the movement of the labeling device 8 along the X and Y axes. The linear module is a prior art, and its specific structure and working principle will not be described again.

[0041] In a preferred embodiment, referring to Figure 4 , the belt transmission assembly 6 comprises a driving roller 62 rotatably connected with the frame 5, a driven roller 63 rotatably connected with the frame 5, and a plurality of first supporting rollers 64 arranged between the driving roller 62 and the driven roller 63, the belt 61 is sleeved on the driving roller 62 and the driven roller 63, the top surface of the first supporting roller 64 is in the same horizontal plane as the top surface of the driving roller 62, the synchronous transmission mechanism C drives the driving roller 62 to rotate and drives the belt 61 to move in a loop to realize the forward conveying of the board. A plurality of first supporting rollers 64 are arranged to support the upper flat section of the belt 61 to ensure that the belt 61 can support the board and does not sag. A plurality of brackets 7 are arranged at intervals with the plurality of first supporting rollers 64, and the top surface of the bracket 7 is lower than the top surface of the first supporting roller 64. A plurality of brackets 7 are arranged to further improve the supporting capacity of the belt 61, especially during the picking and labeling process of the mechanical hand, the belt 61 is supported by the bracket 7 to prevent the board from being suspended and to avoid displacement of the board, reduce the labeling accuracy, and cause inaccurate picking. At the same time, the top surface of the bracket 7 is lower than the top surface of the first supporting roller 64, so that the belt 61 is supported by the bracket 7 during picking and labeling; when conveying, the belt 61 has a certain gap with the bracket 7 to prevent the belt 61 from being worn by friction with the bracket 7.

[0042] Further, referring to Figure 4 , the bracket 7 comprises a frame 71 arranged on the frame 5 and a supporting plate 72 arranged on the top of the frame 71, and the two sides of the supporting plate 72 are inclined downward. Specifically, the frame 71 is in the shape of a "day", and the supporting plate 72 is fixed on the top of the frame 71 to ensure that the supporting plate 72 has sufficient strength and supporting capacity. Moreover, the two sides of the supporting plate 72 are inclined downward to avoid scratching the bottom of the belt 61 when the belt 61 starts to move, thereby scratching the belt 61 and affecting the service life of the belt 61.

[0043] Further, referring to Figure 4 , the belt transmission assembly 6 further comprises a second supporting roller 65, the second supporting roller 65 is located below the first supporting roller 64, and the top surface of the second supporting roller 65 is higher than the bottom surface of the driving roller 62. A plurality of second supporting rollers 65 serve to support the lower flat section of the belt 61 to prevent the belt 61 at this position from sagging.

[0044] Specifically, referring to Figure 5 , the inner two sides of the frame 5 are respectively fixed with a U-shaped seat 641, the end of the first supporting roller 64 is inserted into the U-shaped seat 641, and the top of the U-shaped seat 641 is connected with a cover plate 642 to avoid the end of the first supporting roller 64 from being separated from the U-shaped seat 641, thereby achieving the installation of the first supporting roller 64, and the installation structure facilitates the assembly and disassembly of the first supporting roller 64.

[0045] Similarly, the mounting structure of the second roller 65 is similar to that of the first roller 64, and can be referred to the mounting structure of the first roller 64.

[0046] Preferably, referring to Figure 6 , the rack 5 is provided with a tension seat 9, the tension seat 9 is provided with an L-shaped slot 91 close to one side of the driven roller 63 and a through hole 92 open at an end away from the rack 5, the end of the driven roller 63 is arranged in the L-shaped slot 91, and the end of the driven roller 63 is provided with an adjusting screw 93, the adjusting screw 93 is connected with a nut 94 after passing through the through hole 92. Through the L-shaped slot 91, the driven roller 63 is easily assembled and disassembled and moved, so as to adjust the distance between the driving roller 62 and the driven roller 63, and further adjust the tension of the belt 61. When adjusting, the nut 94 is screwed in or out, so that the driven roller 63 makes a translational motion along the horizontal segment of the L-shaped slot 91.

[0047] In a preferred embodiment, referring to Figure 7 , the rack 5 is provided with a plurality of supporting legs 52, the bottom of the supporting leg 52 is provided with a height adjusting cup 53, and the side wall of the supporting leg 52 is slidingly connected with a fixing plate 54, and the bottom of the fixing plate 54 is provided with a horizontal portion 541 abutting against the ground. Specifically, the fixing plate 54 is provided with two waist holes 542 extending in the vertical direction, and the screw is fixed on the supporting leg 52 through the waist hole 542. The height of the rack 5 is adjusted by the height adjusting cup 53, so that the top surface of the plurality of racks 3 and the top surface of the belt 61 are on the same horizontal plane. When adjusting, the horizontal portion 541 of the fixing plate 54 is always in contact with the ground, and the screw moves along the waist hole 542; after the adjustment is completed, the position of the locking screw is locked, and the horizontal portion 541 is fixed on the ground by expansion screws, so as to ensure the stability of the installation position of the rack 5.

[0048] In actual application, the number of supporting legs 52 should be determined according to the size of the rack 5, and preferably, the supporting leg 52 located at the corner of the rack 5 is provided with a fixing plate 54, so as to ensure the stability of the connection between the rack 5 and the ground.

[0049] In a preferred embodiment, referring to Figure 8The labeling device 8 comprises a vertical plate 81 arranged at the output end of the XY-axis driving device 51, a labeling machine 82 arranged on the vertical plate 81, a lifting mechanism 83 arranged on the vertical plate 81 and located at the front end of the labeling machine 82, a vacuum chuck 84 arranged at the output end of the lifting mechanism 83, and a blowing pipe 85 arranged on the vertical plate 81. The blowing pipe 85 is used to blow the label released by the labeling machine 82 towards the vacuum chuck 84, and the vacuum chuck 84 is used to adsorb the label. During labeling, the labeling machine 82 releases the label, the blowing pipe 85 blows gas towards the vacuum chuck 84 so that the label stays on the lower surface of the vacuum chuck 84, the vacuum chuck 84 adsorbs and fixes the label, then the lifting mechanism 83 drives the vacuum chuck 84 to move downwards so as to paste the label on the surface of the plate, finally the vacuum chuck 84 releases the label, the label is fixed on the plate due to its own adhesion, the lifting mechanism 83 drives the vacuum chuck 84 to reset, and the labeling work on the plate is completed.

[0050] The labeling machine 82 can gradually release the label on the roll, and the pasting surface of the label faces downwards. The labeling machine 82 is a prior art, and its specific structure and working principle are not described herein.

[0051] In the above embodiment, referring to Figure 8 The blowing pipe 85 is horizontally arranged, one end of which is closed, and the other end of which is externally connected with compressed gas. A plurality of air holes 851 are arranged on the surface of the blowing pipe 85 along the length direction of the blowing pipe 85, and all the air holes 851 face the vacuum chuck 84, so as to blow the label towards the lower surface of the vacuum chuck 84.

[0052] In the above embodiment, referring to Figure 8 The lifting mechanism 83 is driven by a pneumatic cylinder, so as to drive the vacuum chuck 84 to move up and down. Specifically, the output end of the lifting mechanism 83 is provided with a mounting plate 831, a plurality of guide rods 832 vertically and slidably connected with the mounting plate 831, and a movable plate 833 arranged at the bottom of the plurality of guide rods 832. The vacuum chuck 84 is fixed on the movable plate 833. A spring 834 is sleeved on each guide rod 832, and the two ends of the spring 834 are respectively abutted with the mounting plate 831 and the movable plate 833. Through the above arrangement, the spring 834 can play a buffering role during the labeling process, so as to avoid the rigid collision between the vacuum chuck 84 and the plate, thereby preventing the plate from being pressed and affecting the surface quality of the plate.

[0053] In a preferred embodiment, referring to Figure 2 , 4The synchronous transmission mechanism C comprises a power source C1 arranged on the cutting platform 1, two first driving wheels C2 arranged on the chain transmission assembly 2, two first driven wheels arranged on the driving roller 62, and two first chains C3 arranged on the first driving wheels C2 and the first driven wheels. The power source C1 drives the chain transmission assembly 2 to move, and drives the plurality of racks 3 to move in a waist-shaped track and drives the belt 61 on the driving roller 62 to move in a circulating manner, so as to realize the movement of the plate between the cutting platform 1 and the feeding platform B.

[0054] Preferably, the synchronous transmission mechanism C further comprises a tensioning adjuster C4 arranged on the frame 5 and a tensioning wheel C5 arranged on the tensioning adjuster C4, and the tensioning wheel C5 is pressed on the first chain C3. Through the tensioning adjuster C4, the tensioning wheel C5 is always pressed on the first chain C3, and the first chain C3 has a suitable tensioning force, so as to avoid the tooth skipping and tooth falling to reduce the transmission precision.

[0055] It should be noted that the design parameters of the first driving wheel C2 and the design parameters of the first driven wheel are consistent, so as to ensure the synchronous movement of the plurality of racks 3 and the belt 61.

[0056] In a preferred embodiment, referring to Figure 4 The chain transmission assembly 2 comprises a transmission shaft 21 rotatably connected with the cutting platform 1, two second driving wheels 22 arranged on the transmission shaft 21, two second driven wheels 23 rotatably connected with the cutting platform 1, and two second chains 24 arranged on the first driving wheels C2 and the second driven wheels 23. The plurality of racks 3 are installed between the two second chains 24. The power source C1 drives the transmission shaft 21 to rotate, and drives the racks 3 on the second chains 24 to move in a waist-shaped track, so as to support the plate by the plurality of racks 3 and convey the plate forward.

[0057] Specifically, the power source C1 comprises a stepping motor and a speed reducer, the output end of the stepping motor is connected with the input end of the speed reducer, and the output end of the speed reducer is connected with the transmission shaft 21 through a shaft coupling. Two first driving gears are respectively arranged on the two ends of the transmission shaft 21, and the transmission shaft 21 and the driving roller 62 are synchronously rotated through the first chain C3.

[0058] Specifically, referring to Figure 3 The chain transmission assembly 2 further comprises a tensioning adjusting device 26, and the second driven wheel 23 adjusts the distance between the second driving wheel 22 and the second driven wheel 23 through the tensioning adjusting device 26, so as to adjust the tensioning force of the second chain 24.

[0059] Further, referring to Figure 3 , 9The cutting platform 1 is provided with a brush 25 for shielding the second chain 24, and the end of the brush 25 is in contact with the end of the rack 3. Preferably, the brush 25 is made of stainless steel, which has certain strength and the ability to restore deformation. The end of the brush 25 is in contact with the end of the rack 3, and when the rack 3 moves, the rack 3 will not rigidly collide with the brush 25, thereby ensuring smooth movement of the rack 3. Meanwhile, the stainless steel brush 25 has certain heat insulation and strength characteristics, which can well protect the first chain C3.

[0060] In a preferred embodiment, referring to Figure 9 The cross section of the rack 3 is U-shaped, and the rack 3 includes two symmetrically arranged tooth plates 31 and a bottom plate 32 for connecting the two tooth plates 31. The bottom plate 32 is provided with a plurality of heat dissipation holes 33 extending along the length direction of the bottom plate 32. The heat dissipation holes 33 are arranged to facilitate heat dissipation of the rack 3, prevent deformation of the rack 3, and facilitate the falling of the cutting debris to the lower side through the heat dissipation holes 33, so as to prevent the cutting debris from being carried to the first and last ends of the cutting platform 1 by the moving rack 3. The two second chains 24 are provided with connecting plates 34 at equal intervals, and the ends of the bottom plate 32 are mounted on the connecting plates 34. In order to facilitate replacement of the rack 3, the connecting plates 34 are detachably connected to the bottom plate 32 through screw and nut cooperation.

[0061] It can be understood that, for those skilled in the art, equivalent replacement or change can be made according to the technical scheme and the utility model concept of the present application, and all these changes or replacements shall belong to the protection scope of the present application.

Claims

1. A laser cutting machine with a label application function, characterized by, The application relates to a laser cutting machine and a feeding platform. The laser cutting machine comprises a cutting platform, a chain transmission assembly arranged on the cutting platform, a plurality of racks arranged on the chain transmission assembly, an XYZ-axis driving device arranged on the cutting platform, and a laser cutting head arranged at the output end of the XYZ-axis driving device. The feeding platform comprises a rack, a belt transmission assembly arranged on the rack, a plurality of brackets arranged on the rack, an XY-axis driving device arranged on the rack, and a labeling device arranged at the output end of the XY-axis driving device. The brackets are used for supporting the upper flat section of the belt. A synchronous transmission mechanism is used for connecting the chain transmission assembly and the belt transmission assembly.

2. The laser cutting machine with a label function according to claim 1, characterized in that, The top surface of the rack and the top surface of the belt are in the same horizontal plane.

3. The label-apply function laser cutting machine of claim 1, wherein, The belt transmission assembly comprises a driving roller rotatably connected with the rack, a driven roller rotatably connected with the rack, and a plurality of first supporting rollers arranged between the driving roller and the driven roller.

4. The label-apply function laser cutting machine of claim 2, wherein, The top surface of the first supporting rollers is in the same horizontal plane as the top surface of the driving roller.

5. The label-apply function laser cutting machine of claim 1, wherein, The brackets are arranged at intervals between the plurality of first supporting rollers, and the top surface of the brackets is lower than the top surface of the first supporting rollers.

6. The label-apply function laser cutting machine of claim 1, wherein, The bracket comprises a frame arranged on the rack and a supporting plate arranged on the top of the frame.

7. The label-apply function laser cutting machine of claim 2, wherein, The two sides of the supporting plate are inclined downward.

8. The label-apply function laser cutting machine of claim 7, wherein, The belt transmission assembly further comprises a second supporting roller located below the first supporting rollers.

9. The label-apply function laser cutting machine of claim 8, wherein, The top surface of the second supporting roller is higher than the bottom surface of the driving roller.

10. The label-apply function laser cutting machine of claim 8, wherein, The rack is provided with a plurality of supporting legs. The bottom of the supporting leg is provided with a height-adjusting foot cup. The side wall of the supporting leg is slidably connected with a fixing plate. The bottom of the fixing plate is provided with a horizontal part abutting against the ground. The labeling device comprises a vertical plate arranged at the output end of the XY-axis driving device, a labeling machine arranged on the vertical plate, a lifting mechanism arranged on the vertical plate and located at the front end of the labeling machine, a vacuum suction cup arranged at the output end of the lifting mechanism, and a blowing pipe arranged on the vertical plate. The blowing pipe is used for blowing the label released by the labeling machine to the vacuum suction cup. The vacuum suction cup is used for adsorbing the label. The synchronous transmission mechanism comprises a power source arranged on the cutting platform, two first driving wheels arranged on the chain transmission assembly, two first driven wheels arranged on the driving roller, and two first chains wound around the first driving wheels and the first driven wheels. The power source drives the chain transmission assembly to move, drives the plurality of racks to move in a waist-shaped track, and drives the belt on the driving roller to move in a circulating manner. The chain transmission assembly comprises a transmission shaft rotatably connected with the cutting platform, two second driving wheels arranged on the transmission shaft, two second driven wheels rotatably connected with the cutting platform, and two second chains wound around the first driving wheels and the second driven wheels. The plurality of racks are arranged between the two second chains. The cross section of the rack is U-shaped. The rack comprises two symmetrically arranged tooth plates and a bottom plate used for connecting the two tooth plates. A plurality of heat dissipation holes are arranged on the bottom plate along the length direction of the bottom plate. The two second chains are provided with connecting plates at equal intervals. The end of the bottom plate is arranged on the connecting plate.

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