Laser cutting device for metal material machining

Abstract

The invention relates to the technical field of laser cutting devices, in particular to a laser cutting device for metal material machining, which comprises a workbench, two groups of turn-over clamps arranged on the workbench in a right opposite manner, and two laser cutting frames arranged in a front-back symmetrical manner, the electric moving frame is used for driving the two laser cutting frames to ascend, descend, transversely move and get close to each other or get away from each other, the laser cutting heads are arranged at equal intervals, the width adjusting mechanisms are used for adjusting the distance between the adjacent laser cutting heads, and the width adjusting mechanisms are installed on the laser cutting frames. The laser cutting frame is installed on the workbench through an electric moving frame. A plurality of hollow shapes can be formed at a time, the energy consumption is lower, the punching efficiency is higher, the production cycle of the lamp pole is shortened, the lamp pole can be turned over automatically, more time and labor are saved in the turning-over process, the risk that workers are injured by a drill bit is avoided, and use is more convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of laser cutting devices, in particular to a laser cutting device for metal material processing. BACKGROUND

[0002] The hollow road lamp pole with a square cross section is a common landscape lamp pole, for example, the intelligent landscape lamp disclosed in the existing Chinese patent with the publication number CN206386832U has the same hollow shape matrix distributed along the length direction of the lamp pole. Compared with the ordinary lamp pole, the landscape lamp pole has a more beautiful appearance, can reduce the self-weight of the lamp pole, and reduce the load bearing of the foundation. In the production process of such lamp poles, a lamp pole punching device is needed, for example, the automatic punching operation table for the road lamp pole disclosed in the existing Chinese patent with the publication number CN217192705U belongs to the field of drilling equipment, and includes a workbench 1, a support frame, a lifting table, a sliding table, a drill bit, and a blocking block. The workbench is provided with a placing groove. The support frame is arranged on the workbench. The lifting table is slidingly arranged on the support frame. The support frame is provided with a lifting mechanism for driving the lifting table to move. The sliding table is slidingly arranged on the lifting table. The lifting table is provided with a pushing mechanism for driving the sliding table to move. The drill bit is rotationally arranged on the sliding table. The sliding table is provided with a second motor for driving the drill bit to rotate. The blocking block is slidingly arranged on the workbench and located in the placing groove. The blocking block is detachably connected with the workbench. The workbench is provided with an adjusting mechanism for driving the blocking block to move.

[0003] However, the above-mentioned device still has the following disadvantages in actual application: the process of completing one hollow shape needs the lifting mechanism and the pushing mechanism to drive the drill bit to move multiple times, which not only consumes a large amount of energy and has low punching efficiency, but also prolongs the production cycle of the lamp pole. In addition, since the lamp pole has four surfaces, after the hollow shape of one surface is completed, the lamp pole needs to be manually turned over to perform the hollow punching of the next surface. The process of manually turning over the lamp pole is time-consuming and laborious, and there is a risk of workers being injured by the drill bit, which is not convenient to use. SUMMARY

[0004] The present application aims to solve the above-mentioned problems and provides a laser cutting device for metal material processing, which can form multiple hollow shapes at one time, has lower energy consumption, higher punching efficiency, and shorter production cycle of the lamp pole, can automatically turn over the lamp pole, saves time and labor in the turning over process, avoids the risk of workers being injured by the drill bit, and is more convenient to use.

[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical solutions: The utility model provides a kind of laser cutting device for metal material processing, including workbench, two groups of turnover clamps being oppositely arranged on the workbench, two laser cutting frames being symmetrically arranged front and back, electric moving frame for driving two laser cutting frames to lift, move horizontally, approach or move away each other, multiple laser cutting heads being equidistantly arranged, and width adjusting mechanism for adjusting the spacing between adjacent laser cutting heads, the width adjusting mechanism is installed on laser cutting frame, and laser cutting frame is installed on workbench by electric moving frame.

[0006] Further, the turnover clamp includes a C-shaped frame fixed on the workbench, a rotating ring rotatably connected to the C-shaped frame, multiple transmission shafts mounted on the C-shaped frame around the rotating ring and a drive shaft, rotating wheels arranged on the transmission shafts, drive wheels arranged on the drive shaft, a clamp motor fixed on the C-shaped frame, a clamp seat fixed on the rotating ring, a clamp fixed plate and a clamp movable plate oppositely arranged on the clamp seat, a clamp groove arranged on the clamp seat, a clamp sliding block sliding along the clamp groove, a clamp electric push rod for driving the clamp movable plate to approach or move away from the clamp fixed plate, the clamp electric push rod being fixed at one end of the clamp groove, one end of the clamp sliding block being fixedly connected to the clamp movable plate, a driving wheel being drivingly connected to the output shaft of the clamp motor, an annular groove being arranged on the outer arc surface of the rotating ring, the driving wheel, the drive wheels and the annular groove being connected by a belt, the rotating ring being rotatably connected between the rotating wheel and the belt through the annular groove, and the lamp pole being clamped between the clamp fixed plate and the clamp movable plate, the lamp pole being located at the axis of the rotating ring.

[0007] Further, an outer gear is arranged on the outer side of the belt, a gear one is arranged in the annular groove, and the outer gear and the gear one are engaged.

[0008] Further, the width adjusting mechanism comprises a bottom plate fixed on the laser cutting frame, two horizontal adjusting slide rails horizontally arranged on the bottom plate, a plurality of adjusting slide seats slidably connected on the horizontal adjusting slide rails, a vertical adjusting slide rail vertically arranged on the bottom plate, an adjusting plate slidably connected on the vertical adjusting slide rail, an adjusting lead screw rotatably connected on the bottom plate, a width adjusting motor fixed on the bottom plate, an output shaft of the width adjusting motor being vertically downwardly drivingly connected with the adjusting lead screw, a screw sleeve being screwed on the adjusting lead screw, the screw sleeve being fixedly connected with the adjusting plate through a connecting frame, a plurality of guide grooves being arranged on the adjusting plate, the adjacent guide grooves gradually increasing in spacing from bottom to top, the guide grooves being distributed in a fan shape, a sliding sleeve being slidably connected in the guide groove, one end of the screw sleeve being fixedly connected with the adjusting slide seat, the laser cutting head being fixedly connected with the adjusting slide seat in one-to-one correspondence, the width adjusting motor driving the screw sleeve to slide up and down through the adjusting lead screw, the screw sleeve driving the adjusting plate to slide up and down along the vertical adjusting slide rail through the connecting frame, the adjusting plate driving the sliding sleeve through the guide groove, so that the adjusting slide seat gradually expands or contracts in the left and right sliding process.

[0009] Further, the electric moving frame comprises a support frame fixed on the workbench, a horizontal slide rail horizontally arranged on the support frame, a horizontal motor installed parallel to the horizontal slide rail, a horizontal slide frame slidably connected on the horizontal slide rail, a vertical slide rail arranged on the horizontal slide frame, a vertical linear motor arranged parallel to the vertical slide rail, a vertical slide frame slidably connected on the vertical slide rail, a vertical slide rail vertically installed on the vertical slide frame, a vertical linear motor arranged parallel to the vertical slide rail, a vertical slide frame slidably connected on the vertical slide rail, a cutting seat horizontally installed on the vertical slide frame, a cutting slide groove arranged on the cutting seat, a cutting lead screw rotatably connected in the cutting slide groove, a cutting motor fixed on one end of the cutting slide groove, and two cutting blocks slidably connected in the cutting slide groove, the movable end of the horizontal motor being drivingly connected with the horizontal slide frame, the movable end of the vertical linear motor being drivingly connected with the vertical slide frame, the movable end of the vertical linear motor being drivingly connected with the vertical slide frame, the cutting motor drivingly connected with the cutting lead screw, two external threads one and two of opposite rotation being arranged on the cutting lead screw, an internal thread hole one and an internal thread hole two being arranged on the two cutting blocks respectively and opposite to the external threads one and two, the two cutting blocks being screwed with the external threads one and two through the internal thread hole one and the internal thread hole two respectively, and the two laser cutting frames being fixed on the two cutting blocks respectively.

[0010] Furthermore, the workbench is provided with a changing slide groove, a changing slide block is slidably connected in the changing slide groove, a changing cylinder is fixed at one end of the changing slide groove, the piston rod of the changing cylinder extends horizontally to drive and connect to the changing slide block, the left flipping fixture is fixed on the changing slide block, and the changing cylinder drives the left flipping fixture to move closer to or away from the right flipping fixture through the changing slide block.

[0011] Furthermore, it also includes a PLC controller located on one side of the workbench, and the flipping fixture, electric moving frame, laser cutting head, width adjustment mechanism and changing cylinder are all electrically connected to the PLC controller.

[0012] The beneficial effects of this invention are: In use, the two sides of the lamp post are clamped by the flipping clamp, and the distance between adjacent laser cutting heads is adjusted by the width adjustment mechanism. The electric moving frame drives the two laser cutting frames to rise, move horizontally, move closer or further away from each other, so that the laser cutting heads on the front and rear sides cut out hollow shapes on the front and rear sides of the lamp post. After the front and rear sides are cut, the electric moving frame drives the two laser cutting frames to move away from each other, and the flipping fixture drives the lamp post to rotate 90° so that the two uncut sides face the laser cutting head. The electric moving frame drives the two electric moving frames to rise, move laterally, move closer or further apart, so that the laser cutting heads on both sides can cut the remaining two sides. This invention can form multiple hollow shapes in one go, consume less energy, and have higher drilling efficiency, shortening the production cycle of the light pole. It can also automatically flip the light pole, making the flipping process more time-saving and labor-saving, avoiding the risk of workers being injured by the drill bit, and making it more convenient to use. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of the present invention; Figure 2 This is the front view of the present invention; Figure 3 This is the left view of the present invention; Figure 4 This is a schematic diagram of the flipping fixture in this invention; Figure 5 This is the front view of the flipping fixture in this invention; Figure 6 This is a schematic diagram of the structure of the laser cutting frame, laser cutting head, electric moving frame, and width adjustment mechanism in this invention; Figure 7 This is a schematic diagram of the width adjustment mechanism in this invention; Figure 8 This is a front view of the width adjustment mechanism in this invention; Reference numerals: Workbench 1; Changing slide 101; Changing cylinder 102; Changing slide 103; Flipping fixture 2; C-shaped frame 21; Rotating ring 22; Annular groove 221; Drive shaft 23; Rotating wheel 231; Drive shaft 24; Drive wheel 241; Fixture motor 25; Fixture base 26; Fixture fixing plate 27; Fixture movable plate 28; Fixture electric push rod 29; Belt 210; Laser cutting frame 3; Electric moving frame 4; Support frame 41; Transverse slide rail 42; Transverse motor 4 3; Horizontal slide 44; Longitudinal slide rail 45; Longitudinal linear motor 46; Longitudinal slide 47; Vertical slide rail 48; Vertical linear motor 49; Vertical slide 410; Cutting seat 411; Cutting motor 412; Laser cutting head 5; Width adjustment mechanism 6; Base plate 61; Horizontal adjustment slide rail 62; Adjustment slide seat 63; Vertical adjustment slide rail 64; Adjustment plate 65; Guide groove 651; Adjustment screw 66; Width adjustment motor 67; Screw sleeve 68; Connecting bracket 69; Slide sleeve 610. Detailed Implementation

[0014] The following description is intended to disclose the invention and enable those skilled in the art to implement it. The preferred embodiments described below are merely examples, and other obvious variations will occur to those skilled in the art.

[0015] like Figures 1-8 As shown, a laser cutting device for metal material processing includes a worktable 1, two sets of flipping clamps 2 facing each other on the worktable 1, two laser cutting frames 3 symmetrically arranged front and back, an electric moving frame 4 for driving the two laser cutting frames 3 to rise, move laterally, move closer to each other or away from each other, a plurality of laser cutting heads 5 equidistantly arranged, and a width adjustment mechanism 6 for adjusting the distance between adjacent laser cutting heads 5. The width adjustment mechanism 6 is installed on the laser cutting frames 3, and the laser cutting frames 3 are installed on the worktable 1 via the electric moving frame 4.

[0016] In use, the two sides of the lamp post are clamped by the flipping clamp 2, and the distance between adjacent laser cutting heads 5 is adjusted by the width adjustment mechanism 6. The electric moving frame 4 drives the two laser cutting frames 3 to rise, move laterally, and move closer or further apart, so that the laser cutting heads 5 on the front and rear sides of the lamp post cut out hollow shapes. After the front and rear sides are cut, the electric moving frame 4 drives the two laser cutting frames 3 to move away from each other, and the flipping clamp 2 drives the lamp post to rotate 90° so that the two uncut sides face the laser cutting heads 5. The electric moving frame 4 drives the two electric moving frames 4 to rise, move laterally, and move closer or further apart again, so that the laser cutting heads 5 on both sides cut the remaining two sides. This invention can form multiple hollow shapes at one time, consume less energy, and have higher drilling efficiency, shortening the production cycle of the lamp post. It can also automatically flip the lamp post, making the flipping process more time-saving and labor-saving, avoiding the risk of workers being injured by drill bits, and making it more convenient to use.

[0017] As Figures 1-8 shown, the said turnover clamp 2 includes a C-shaped frame 21 fixed on the workbench 1, a rotating ring 22 rotatably connected on the said C-shaped frame 21, a plurality of transmission shafts 23 and a driving shaft 24 installed on the said C-shaped frame 21 around the said rotating ring 22, rotating wheels 231 arranged on the said transmission shafts 23, driving wheels 241 arranged on the said driving shaft 24, a clamp motor 25 fixed on the said C-shaped frame 21, a clamp seat 26 fixed on the said rotating ring 22, a clamp fixed plate 27 and a clamp movable plate 28 oppositely arranged on the said clamp seat 26, a clamp groove 261 arranged on the said clamp seat 26, a clamp sliding block sliding along the said clamp groove 261, a clamp electric push rod 29 used to drive the said clamp movable plate 28 to approach or move away from the said clamp fixed plate 27, one end of the said clamp electric push rod 29 being fixed in the said clamp groove 261, one end of the said clamp sliding block being fixedly connected with the said clamp movable plate 28, a driving wheel 251 being drivingly connected on the output shaft of the said clamp motor 25, an annular groove 221 being arranged on the outer arc surface of the said rotating ring 22, the said driving wheel 251, the said driving wheels 241 and the said annular groove 221 being connected through a belt 210, the said rotating ring 22 being rotatably connected between the said rotating wheels 231 and the said belt 210 through the said annular groove 221, when a lamp pole is clamped between the said clamp fixed plate 27 and the said clamp movable plate 28, the lamp pole is located at the center of the said rotating ring 22; in this embodiment, when in use, the end of the lamp pole is passed through the two said rotating rings 22, and the lamp pole is placed on the said clamp seat 26 between the said clamp fixed plate 27 and the said clamp movable plate 28, the said clamp sliding block is driven to slide along the said clamp groove 261 by the said clamp electric push rod 29, the said clamp movable plate 28 is made to approach the said clamp fixed plate 27, and the lamp pole is clamped between the said clamp fixed plate 27 and the said clamp movable plate 28, so that a plurality of hollow shapes can be cut on the front and back sides of the lamp pole; when the lamp pole needs to be rotated to change the cutting surface, the said clamp motor 25 drives the said rotating ring 22 to rotate between the said belt 210 and the plurality of said rotating wheels 231 through the said driving wheel 251, the said belt 210 and the said driving wheels 241, the said rotating ring 22 drives the said clamp seat 26 to rotate 90° with the center of the said rotating ring 22 as the center, so that the said clamp fixed plate 27 faces downward and supports the lamp pole, at this time, the two unprocessed surfaces of the lamp pole face the said laser cutting head 5, the whole turnover process is more time-saving and labor-saving, the risk of the worker being injured by the drill is avoided, and the use is more convenient.

[0018] As Figures 1-8 shown, the outer side of the said belt 210 is provided with external teeth, a gear one is arranged in the said annular groove 221, and the said external teeth and the said gear one are engaged; in this embodiment, when the said clamp motor 25 drives the said rotating ring 22 to rotate between the said belt 210 and the plurality of said rotating wheels 231 through the said driving wheel 251, the said belt 210 and the said driving wheels 241, the transmission effect between the said belt 210 and the said annular groove 221 can be better through the engagement of the said external teeth and the said gear one.

[0019] As Figures 1-8 shown, the width adjusting mechanism 6 comprises a bottom plate 61 fixed on the laser cutting frame 3, two horizontal adjusting slide rails 62 horizontally arranged on the bottom plate 61, a plurality of adjusting slide seats 63 slidably connected on the horizontal adjusting slide rails 62, a vertical adjusting slide rail 64 vertically arranged on the bottom plate 61, an adjusting plate 65 slidably connected on the vertical adjusting slide rail 64, an adjusting lead screw 66 rotatably connected on the bottom plate 61, a width adjusting motor 67 fixed on the bottom plate 61, an output shaft of the width adjusting motor 67 being vertically downwardly drivingly connected with the adjusting lead screw 66, a threaded sleeve 68 being screwed on the adjusting lead screw 66, the threaded sleeve 68 being fixedly connected with the adjusting plate 65 through a connecting frame 69, a plurality of guide grooves 651 being arranged on the adjusting plate 65, a spacing between adjacent guide grooves 651 gradually increasing from bottom to top, the guide grooves 651 being in a fan-shaped distribution, a sliding sleeve 610 being slidably connected in the guide groove 651, one end of the threaded sleeve 68 being fixedly connected on the adjusting slide seat 63, the laser cutting head 5 being fixedly connected with the adjusting slide seat 63 one by one, the width adjusting motor 67 driving the threaded sleeve 68 to slide up and down through the adjusting lead screw 66, the threaded sleeve 68 driving the adjusting plate 65 to slide up and down along the vertical adjusting slide rail 64 through the connecting frame 69, the adjusting plate 65 driving the sliding sleeve 610 through the guide grooves 651, so that the adjusting slide seat 63 gradually expands or contracts during sliding left and right; in this embodiment, the width adjusting motor 67 drives the adjusting lead screw 66 to rotate, the adjusting lead screw 66 drives the adjusting plate 65 to slide up and down along the vertical adjusting slide rail 64 through the threaded sleeve 68 and the connecting frame 69, the adjusting plate 65 drives the sliding sleeve 610 to slide horizontally along the horizontal adjusting slide rail 62 through the guide grooves 651, so that the adjusting slide seat 63 slides horizontally, the adjacent adjusting slide seats 63 move closer to or away from each other, the plurality of laser cutting heads 5 move closer to or away from each other, and the cutting distance between adjacent hollow shapes is adjusted.

[0020] As Figures 1-8As shown, the electric moving frame 4 comprises a support frame 41 fixed on the workbench 1, a transverse sliding rail 42 horizontally arranged on the support frame 41, a transverse motor 43 installed parallel to the transverse sliding rail 42, a transverse sliding frame 44 slidingly connected on the transverse sliding rail 42, a longitudinal sliding rail 45 arranged on the transverse sliding frame 44, a longitudinal linear motor 46 arranged parallel to the longitudinal sliding rail 45, a longitudinal sliding frame 47 slidingly connected on the longitudinal sliding rail 45, a vertical sliding rail 48 vertically installed on the longitudinal sliding frame 47, a vertical linear motor 49 arranged parallel to the vertical sliding rail 48, a vertical sliding frame 410 slidingly connected on the vertical sliding rail 48, a cutting seat 411 horizontally installed on the vertical sliding frame 410, a cutting sliding groove arranged on the cutting seat 411, a cutting lead screw rotationally connected in the cutting sliding groove, a cutting motor 412 fixed on one end of the cutting sliding groove, and two cutting sliding blocks slidingly connected in the cutting sliding groove, the movable end of the transverse motor 43 is drivingly connected with the transverse sliding frame 44, the movable end of the longitudinal linear motor 46 is drivingly connected with the longitudinal sliding frame 47, the movable end of the vertical linear motor 49 is drivingly connected with the vertical sliding frame 410, the cutting motor 412 is drivingly connected with the cutting lead screw, two external threads one and two with opposite rotation directions are arranged on the cutting lead screw, two internal thread holes one and two are arranged on the two cutting sliding blocks respectively opposite to the external threads one and two, the two cutting sliding blocks are respectively screwed with the external thread one through the internal thread hole one and with the external thread two through the internal thread hole two, and the two laser cutting frames 3 are respectively fixed on the two cutting sliding blocks; in this embodiment, since the two cutting sliding blocks are respectively screwed with the external thread one through the internal thread hole one and with the external thread two through the internal thread hole two, the vertical linear motor 49 drives the vertical sliding frame 410 to move downward, so that the two groups of laser cutting heads 5 are respectively located on the two sides of the lamp pole, at this time, the cutting motor 412 drives the cutting lead screw, the cutting lead screw drives the two laser cutting frames 3 to move close to each other through the cutting sliding blocks, so that the laser cutting head 5 on the width adjusting mechanism 6 is aligned to cut the side surface of the lamp pole; the transverse linear motor drives the transverse sliding frame 44 to slide along the transverse sliding rail 42, so that the laser cutting head 5 is transversely cut, the vertical linear motor 49 drives the vertical sliding frame 410 to slide up and down, so that the laser cutting head 5 is cut up and down; the longitudinal linear motor 46 drives the longitudinal sliding frame 47 to move longitudinally, so that the laser cutting head 5 is moved away, which is convenient for observing the cutting condition.

[0021] As Figures 1-8As shown, the workbench 1 is provided with a type changing chute 101, a type changing slide 103 slidingly connected in the type changing chute 101, a type changing cylinder 102 fixed at one end of the type changing chute 101, a piston rod head of the type changing cylinder 102 horizontally extending to drive the type changing slide 103, the left side surface turning clamp 2 fixed on the type changing slide 103, and the type changing cylinder 102 driving the left side surface turning clamp 2 to approach or move away from the right side surface turning clamp 2 through the type changing slide 103; in this embodiment, when the length of the lamp pole is relatively long, the transverse motor 43 drives the transverse slide 44 to move transversely, the cutting position on the lamp pole can be adjusted, the hollow shape cutting efficiency of the lamp pole is improved, and the production cycle of the lamp pole is shortened.

[0022] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without departing from the scope defined by the spirit of the present application.

Claims

1. A laser cutting device for processing metal materials, characterized in that: It includes a worktable (1), two sets of flipping fixtures (2) facing each other on the worktable (1), two laser cutting frames (3) symmetrically arranged in front and behind, an electric moving frame (4) used to drive the two laser cutting frames (3) to rise, move laterally, move closer to each other or away from each other, multiple laser cutting heads (5) arranged at equal intervals, and a width adjustment mechanism (6) used to adjust the distance between adjacent laser cutting heads (5). The width adjustment mechanism (6) is installed on the laser cutting frame (3), and the laser cutting frame (3) is installed on the worktable (1) through the electric moving frame (4).

2. The laser cutting device for metal material processing according to claim 1, characterized in that, The flipping fixture (2) includes a C-shaped frame (21) fixed on the workbench (1), a rotating ring (22) rotatably connected to the C-shaped frame (21), multiple transmission shafts (23) and a drive shaft (24) mounted on the C-shaped frame (21) around the rotating ring (22), a rotating wheel (231) on the transmission shaft (23), a drive wheel (241) on the drive shaft (24), a fixture motor (25) fixed on the C-shaped frame (21), a fixture seat (26) fixed on the rotating ring (22), a fixture fixing plate (27) and a fixture movable plate (28) opposite each other on the fixture seat (26), a fixture groove (261) on the fixture seat (26), and a fixture slider sliding along the fixture groove (261) for driving the fixture movable plate. The moving plate (28) is close to or away from the clamping fixed plate (27) using the clamping electric push rod (29). The clamping electric push rod (29) is fixed at one end of the clamping groove (261). One end of the clamping slider is fixedly connected to the clamping movable plate (28). The output shaft of the clamping motor (25) is driven by the drive wheel (251). The outer arc surface of the rotating ring (22) is provided with an annular groove (221). The drive wheel (251), the drive wheel (241) and the annular groove (221) are connected by a belt (210). The rotating ring (22) is rotatably connected between the rotating wheel (231) and the belt (210) through the annular groove (221). When the lamp post is clamped between the clamping fixed plate (27) and the clamping movable plate (28), the lamp post is located at the axis of the rotating ring (22).

3. The laser cutting device for metal material processing according to claim 2, characterized in that, The outer surface of the belt (210) is provided with external teeth, and a gear is provided in the annular groove (221), and the external teeth and the gear mesh.

4. The laser cutting device for metal material processing according to claim 1, characterized in that, The width adjustment mechanism (6) includes a base plate (61) fixed on the laser cutting frame (3), two horizontal adjustment slide rails (62) horizontally arranged on the base plate (61), multiple adjustment slides (63) slidably connected to the horizontal adjustment slide rails (62) left and right, a vertical adjustment slide rail (64) vertically arranged on the base plate (61), an adjustment plate (65) slidably connected to the vertical adjustment slide rail (64) on the back, an adjustment screw (66) rotatably connected to the base plate (61), and a width adjustment motor (67) fixed on the base plate (61). The output shaft of the width adjustment motor (67) drives the adjustment screw (66) vertically downward. A screw sleeve (68) is screwed onto the adjustment screw (66), and the screw sleeve (68) is fixedly connected to the adjustment plate through a connecting frame (69). (65) The adjusting plate (65) is provided with multiple guide grooves (651). The distance between adjacent guide grooves (651) gradually increases from bottom to top. The multiple guide grooves (651) are distributed in a fan shape. A sliding sleeve (610) is slidably connected in the guide groove (651). One end of the screw sleeve (68) is fixedly connected to the adjusting slide (63). The laser cutting head (5) is fixedly connected to the adjusting slide (63) one by one. During the process of the width adjusting motor (67) driving the screw sleeve (68) to slide up and down through the adjusting screw (66), the screw sleeve (68) drives the adjusting plate (65) to slide up and down along the vertical adjusting slide rail (64) through the connecting frame (69). The adjusting plate (65) drives the sliding sleeve (610) through the guide groove (651), so that the adjusting slide (63) gradually unfolds or retracts during the left and right sliding process.

5. The laser cutting device for metal material processing according to claim 1, characterized in that, The electric moving frame (4) includes a support frame (41) fixed on the workbench (1), a horizontal slide rail (42) horizontally arranged on the support frame (41), a horizontal motor (43) installed parallel to the horizontal slide rail (42), a horizontal slide (44) slidably connected to the horizontal slide rail (42), a longitudinal slide rail (45) arranged on the horizontal slide (44), a longitudinal linear motor (46) arranged parallel to the longitudinal slide rail (45), a longitudinal slide (47) slidably connected to the longitudinal slide rail (45), a vertical slide rail (48) vertically installed on the longitudinal slide (47), a vertical linear motor (49) arranged parallel to the vertical slide rail (48), a vertical slide (410) slidably connected up and down to the vertical slide rail (48), a cutting seat (411) horizontally installed on the vertical slide (410), and a cutting seat (411) arranged on the cutting seat. The cutting slide is mounted on a base (411), a cutting screw is rotatably connected to the cutting slide, a cutting motor (412) is fixed at one end of the cutting slide, and two cutting sliders are slidably connected to the cutting slide. The movable end of the horizontal motor (43) drives and connects to the horizontal slide (44), the movable end of the vertical linear motor (46) drives and connects to the vertical slide (47), the movable end of the vertical linear motor (49) drives and connects to the vertical slide (410), the cutting motor (412) drives and connects to the cutting screw, and two external threads with opposite directions are arranged adjacently on the cutting screw. The two cutting sliders are respectively provided with internal thread holes one and two internal thread holes facing the external threads one and two. The two cutting sliders are respectively screwed to the external threads one through the internal thread hole one and screwed to the external threads two through the internal thread hole two. The two laser cutting frames (3) are respectively fixed on the two cutting sliders.

6. The laser cutting device for metal material processing according to claim 5, characterized in that, The workbench (1) is provided with a changing slide groove (101), a changing slide block (103) is slidably connected in the changing slide groove (101), and a changing cylinder (102) is fixed at one end of the changing slide groove (101). The piston rod of the changing cylinder (102) extends horizontally to drive the changing slide block (103). The flipping clamp (2) on the left side is fixed on the changing slide block (103). The changing cylinder (102) drives the flipping clamp (2) on the left side to move closer to or away from the flipping clamp (2) on the right side through the changing slide block (103).

7. The laser cutting device for metal material processing according to claim 6, characterized in that, It also includes a PLC controller located on one side of the workbench (1), and the flipping fixture (2), electric moving frame (4), laser cutting head (5), width adjustment mechanism (6) and changing cylinder (102) are all electrically connected to the PLC controller.

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