Laser oxygen cutting equipment for precise sheet metal machining

Abstract

The utility model relates to the technical field of precise sheet metal working, and provides a laser oxygen cutting device for precise sheet metal working, which comprises a cutting assembly and a cavity, the cutting assembly comprises a workbench, a longitudinal moving assembly, a cross beam, a built-in cavity, sawteeth and bases, and the bases are uniformly fixed on two sides of the bottom end of the workbench. By arranging the pre-pressing structure, when the electric push rod drives the fixing plate to move downwards, the bottom end of the ball makes contact with the top end of a machined part, the ball can drive the movable rod to move in the fixing plate through the fixing block, and at the moment, the bottom end of the ball abuts against the top end of the machined part all the time; and when the moving structure drives the laser cutting head to cut a machined part, the balls can be driven to move at the top end of the machined part, under cooperation of sawteeth, the machined part is prevented from moving, the function that the device is convenient to pre-position is achieved, and therefore the applicability of the laser oxygen cutting equipment for precise sheet metal machining in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of precision sheet metal processing, in particular to laser oxygen cutting equipment for precision sheet metal processing. Background Art

[0002] Precision sheet metal processing is a method of using mechanical equipment to cut, bend, stamp and other processing techniques on metal materials to manufacture parts or products that meet customer needs, and a laser oxygen cutting device for precision sheet metal processing is an important part of it;

[0003] To this end, the patent with publication number CN217775905U discloses a laser oxygen cutting device for precision sheet metal processing, including a workbench, a cutting box is arranged on the top of the workbench, a box door is arranged on the front side of the cutting box, a cutting mechanism is arranged inside the cutting box, a cavity is opened on the inner bottom of the cutting box, a positioning mechanism is arranged inside the cavity, and the positioning mechanism includes a first driving motor, a bidirectional screw is fixedly connected to the output end of the first driving motor, and positioning components are symmetrically arranged at both ends of the bidirectional screw. The utility model can effectively realize the positioning of precision sheet metals of different sizes through the mutual cooperation between the first driving motor, the bidirectional screw, the positioning component, the motor box, the first guide rod, the connecting plate and the positioning plate, and has a wide range of applications and high practicality. Through the action of the second driving motor and the threaded rod, the height condition of the positioning plate can be realized in cooperation with the first guide rod;

[0004] The above-mentioned laser oxygen cutting equipment for precision sheet metal processing can effectively realize the positioning of precision sheet metals of different sizes when used, but it is inconvenient to pre-position the workpiece during use, resulting in the workpiece being easily displaced during the clamping process, making it less suitable for use. Utility Model Content

[0005] The utility model aims to provide a laser oxygen cutting device for precision sheet metal processing, so as to solve the defect that the existing laser oxygen cutting device for precision sheet metal processing is inconvenient for pre-positioning.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a laser oxygen cutting device for precision sheet metal processing, comprising a cutting component and a cavity;

[0007] The cutting assembly comprises a workbench, a longitudinal moving assembly, a crossbeam, a built-in cavity, saw teeth and a base. The bases are evenly fixed on both sides of the bottom of the workbench, a cavity is arranged inside the workbench, a built-in cavity is arranged inside the workbench at the top of the cavity, saw teeth are evenly arranged inside the built-in cavity, longitudinal moving assemblies are arranged on both sides of the top of the workbench, and crossbeams are fixed on the top of the longitudinal moving assemblies;

[0008] Both sides of the crossbeam are provided with protective structures, and the bottom of the crossbeam is provided with a moving structure;

[0009] A pre-stressing structure is provided at the bottom end of the movable structure, and the pre-stressing structure includes a fixed plate, a movable rod, a fixed block, a ball, a laser cutting head and a reset spring. The fixed plate is arranged at the bottom end of the movable structure, and a laser cutting head is arranged at the bottom end of the fixed plate. Movable rods are evenly penetrated on both sides of the inside of the fixed plate, and fixed blocks are fixed on the top ends of the movable rods. Balls are rotatably connected to the bottoms of the fixed blocks, and reset springs are sleeved on the outer sides of the movable rods at the bottom end of the fixed plate.

[0010] When using the device, by providing a pre-pressing structure, the device is able to facilitate pre-positioning, thereby improving the applicability of the laser oxygen cutting equipment for precision sheet metal processing when in use; by providing a protective structure, the device is able to facilitate sputtering prevention, thereby improving the convenience of the laser oxygen cutting equipment for precision sheet metal processing when in use; by providing a moving structure, the device is able to facilitate cutting of different positions of precision sheet metal, thereby improving the working efficiency of the laser oxygen cutting equipment for precision sheet metal processing when in use.

[0011] Preferably, both sides of the saw teeth are fixedly connected to the inner wall of the workbench, and the saw teeth are distributed at equal intervals inside the built-in cavity.

[0012] Preferably, the protective structure includes a baffle, a slider and a slide groove, baffles are provided on both sides of the beam, slide grooves are provided on both sides of the top of the beam, and sliders are provided inside the slide grooves. The baffle is moved to both sides of the beam, and the baffle is pushed, and the baffle drives the slider to move inside the slide groove, so that the baffle blocks both sides of the laser cutting head.

[0013] Preferably, the top end of the slider extends to the outside of the cross beam and is fixedly connected to the baffle, and the slider and the cross beam form a sliding structure through a slide groove. When the laser cutting head is working, the baffle plays a protective role.

[0014] Preferably, the mobile structure includes a threaded rod, a mobile seat, a servo motor, an electric push rod, a limit groove and a limit block. The threaded rod is arranged at the bottom of the cross beam, the outer side of the threaded rod is threadedly connected to the mobile seat, a servo motor is installed on the outer wall of the cross beam at one end of the threaded rod, the bottom end of the mobile seat extends to the outside of the cross beam and is fixed with an electric push rod, the inside of the cross beams on both sides of the mobile seat are provided with limit grooves, and the inside of the limit grooves are provided with limit blocks. Start the servo motor, the servo motor drives the threaded rod to rotate, the threaded rod drives the mobile seat to move, the mobile seat drives the limit block to move inside the limit groove, and under the action of the limit block, the mobile seat is prevented from rotating with the threaded rod.

[0015] Preferably, one end of the threaded rod extends to the outside of the crossbeam and is fixedly connected to the output end of the servo motor, one side of the limit block is fixedly connected to the moving seat, and the limit block and the crossbeam form a sliding structure through the limit groove. The moving seat drives the laser cutting head to move horizontally through the electric push rod, and the electric push rod is started, and the electric push rod drives the laser cutting head to move up and down. Under the action of the longitudinal moving component, the laser cutting head can move longitudinally.

[0016] Preferably, the fixed plate and the movable rod form a sliding structure, and the top end of the fixed plate is fixedly connected to the bottom end of the electric push rod. When the electric push rod drives the fixed plate to move downward, the bottom end of the ball contacts the top end of the workpiece, and the ball drives the movable rod to move inside the fixed plate through the fixed block. At this time, the bottom end of the ball always contacts the top end of the workpiece. When the movable structure drives the laser cutting head to cut the workpiece, it drives the ball to move at the top end of the workpiece. With the cooperation of the saw teeth, the workpiece is prevented from displacement. When the electric push rod drives the fixed plate to move upward, the reset spring drives the movable rod to reset.

[0017] The utility model provides a laser oxygen cutting device for precision sheet metal processing, which has the following advantages:

[0018] By providing a pre-pressing structure, when the electric push rod drives the fixed plate to move downward, the bottom end of the ball contacts the top end of the workpiece, and the ball drives the movable rod to move inside the fixed plate through the fixed block. At this time, the bottom end of the ball always conflicts with the top end of the workpiece. When the moving structure drives the laser cutting head to cut the workpiece, it drives the ball to move on the top end of the workpiece. With the cooperation of the saw teeth, the workpiece is prevented from displacement. When the electric push rod drives the fixed plate to move upward, the reset spring drives the movable rod to reset, realizing the function of facilitating pre-positioning of the device, thereby improving the applicability of the laser oxygen cutting equipment for precision sheet metal processing when in use.

[0019] By providing a protective structure, the baffle is moved to both sides of the beam, and the baffle is pushed, so that the baffle drives the slider to move inside the slide slot, and then the baffle is blocked on both sides of the laser cutting head. When the laser cutting head is working, the baffle plays a protective role, realizing the function of the device to prevent sputtering, thereby improving the convenience of the laser oxygen cutting equipment for precision sheet metal processing when in use;

[0020] By providing a moving structure, starting the servo motor, the servo motor drives the threaded rod to rotate, the threaded rod drives the moving seat to move, the moving seat drives the limit block to move inside the limit groove, under the action of the limit block, the moving seat is prevented from rotating with the threaded rod, the moving seat drives the laser cutting head to move horizontally through the electric push rod, the electric push rod is started, the electric push rod drives the laser cutting head to move up and down, under the action of the longitudinal moving component, the laser cutting head can move longitudinally, the device realizes the function of facilitating cutting of different positions of precision sheet metal, thereby improving the working efficiency of the laser oxygen cutting equipment for precision sheet metal processing when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0023] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0024] Figure 4 For the utility model Figure 3 The enlarged structural diagram at A in the middle;

[0025] Figure 5 It is a schematic diagram of the main cross-sectional structure of the pre-compression structure of the utility model.

[0026] Explanation of the reference numerals in the figure: 1. Cutting assembly; 101. Workbench; 102. Longitudinal moving assembly; 103. Crossbeam; 104. Built-in cavity; 105. Sawtooth; 106. Base; 2. Protective structure; 201. Baffle; 202. Slider; 203. Slide; 3. Cavity; 4. Moving structure; 401. Threaded rod; 402. Moving seat; 403. Servo motor; 404. Electric push rod; 405. Limiting groove; 406. Limiting block; 5. Pre-pressing structure; 501. Fixed plate; 502. Movable rod; 503. Fixed block; 504. Ball; 505. Laser cutting head; 506. Reset spring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 5The utility model provides a laser oxygen cutting device for precision sheet metal processing, including a cutting component 1 and a cavity 3. The cutting component 1 includes a workbench 101, a longitudinal moving component 102, a crossbeam 103, a built-in cavity 104, a sawtooth 105 and a base 106. The base 106 is evenly fixed on both sides of the bottom of the workbench 101. The cavity 3 is arranged inside the workbench 101. The built-in cavity 104 is arranged inside the workbench 101 at the top of the cavity 3. The sawtooth 105 is evenly arranged inside the built-in cavity 104. The longitudinal moving components 102 are arranged on both sides of the top of the workbench 101. The top of the longitudinal moving component 102 is fixed. A crossbeam 103 is provided, and a protective structure 2 is provided on both sides of the crossbeam 103. The protective structure 2 includes a baffle 201, a slider 202 and a slide groove 203. Baffles 201 are provided on both sides of the crossbeam 103, and slide grooves 203 are provided on both sides of the top of the crossbeam 103. Sliders 202 are provided inside the slide grooves 203. The top of the slider 202 extends to the outside of the crossbeam 103 and is fixedly connected to the baffle 201. The slider 202 and the crossbeam 103 form a sliding structure through the slide groove 203. Both sides of the saw teeth 105 are fixedly connected to the inner wall of the workbench 101, and the saw teeth 105 are evenly distributed inside the built-in cavity 104.

[0029] Reference Figure 3 and Figure 4 As shown, the baffle 201 is moved to both sides of the beam 103, and the baffle 201 is pushed. The baffle 201 drives the slider 202 to move inside the slide groove 203, so that the baffle 201 blocks both sides of the laser cutting head 505. When the laser cutting head 505 is working, it plays a protective role under the action of the baffle 201.

[0030] A moving structure 4 is provided at the bottom of the crossbeam 103, and the moving structure 4 includes a threaded rod 401, a moving seat 402, a servo motor 403, an electric push rod 404, a limiting groove 405 and a limiting block 406. The threaded rod 401 is provided at the bottom of the crossbeam 103, and the outer side of the threaded rod 401 is threadedly connected to the moving seat 402, and the servo motor 403 is installed on the outer wall of the crossbeam 103 at one end of the threaded rod 401, the bottom end of the moving seat 402 extends to the outside of the crossbeam 103 and is fixed with the electric push rod 404, limiting grooves 405 are provided inside the crossbeam 103 on both sides of the moving seat 402, and limiting blocks 406 are provided inside the limiting grooves 405, one end of the threaded rod 401 extends to the outside of the crossbeam 103 and is fixedly connected to the output end of the servo motor 403, one side of the limiting block 406 is fixedly connected to the moving seat 402, and the limiting block 406 and the crossbeam 103 form a sliding structure through the limiting groove 405.

[0031] Reference Figure 2 and Figure 3As shown, the servo motor 403 is started, and the servo motor 403 drives the threaded rod 401 to rotate, and the threaded rod 401 drives the moving seat 402 to move, and the moving seat 402 drives the limit block 406 to move inside the limit groove 405. Under the action of the limit block 406, the moving seat 402 is prevented from rotating with the threaded rod 401. The moving seat 402 drives the laser cutting head 505 to move horizontally through the electric push rod 404. The electric push rod 404 is started, and the electric push rod 404 drives the laser cutting head 505 to move up and down. Under the action of the longitudinal moving component 102, the laser cutting head 505 can move longitudinally.

[0032] A pre-stressing structure 5 is provided at the bottom end of the movable structure 4, and the pre-stressing structure 5 includes a fixed plate 501, a movable rod 502, a fixed block 503, a ball 504, a laser cutting head 505 and a reset spring 506. The fixed plate 501 is provided at the bottom end of the movable structure 4, and a laser cutting head 505 is provided at the bottom end of the fixed plate 501. The movable rods 502 are evenly penetrated on both sides of the inside of the fixed plate 501, and the top of the movable rod 502 is fixed with a fixed block 503, and the bottom of the fixed block 503 is rotatably connected with the ball 504. The outer side of the movable rod 502 at the bottom end of the fixed plate 501 is sleeved with a reset spring 506. The fixed plate 501 and the movable rod 502 constitute a sliding structure, and the top of the fixed plate 501 is fixedly connected to the bottom end of the electric push rod 404.

[0033] Reference Figure 3 and Figure 5 As shown, when the electric push rod 404 drives the fixed plate 501 to move downward, the bottom end of the ball 504 contacts the top of the workpiece, and the ball 504 drives the movable rod 502 to move inside the fixed plate 501 through the fixed block 503. At this time, the bottom end of the ball 504 always conflicts with the top of the workpiece. When the movable structure 4 drives the laser cutting head 505 to cut the workpiece, it drives the ball 504 to move at the top of the workpiece. With the cooperation of the saw teeth 105, the workpiece is prevented from displacement. When the electric push rod 404 drives the fixed plate 501 to move upward, the reset spring 506 drives the movable rod 502 to reset.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A laser oxygen cutting device for precision sheet metal processing, comprising a cutting component (1) and a cavity (3); Features: The cutting assembly (1) comprises a workbench (101), a longitudinal moving assembly (102), a crossbeam (103), a built-in cavity (104), saw teeth (105) and a base (106); the bases (106) are evenly fixed on both sides of the bottom of the workbench (101); a cavity (3) is arranged inside the workbench (101); a built-in cavity (104) is arranged inside the workbench (101) at the top of the cavity (3); saw teeth (105) are evenly arranged inside the built-in cavity (104); longitudinal moving assemblies (102) are arranged on both sides of the top of the workbench (101); and the crossbeams (103) are fixed on the top of the longitudinal moving assembly (102); Both sides of the crossbeam (103) are provided with protective structures (2), and the bottom of the crossbeam (103) is provided with a moving structure (4); A pre-pressing structure (5) is arranged at the bottom end of the movable structure (4), and the pre-pressing structure (5) comprises a fixed plate (501), a movable rod (502), a fixed block (503), a ball (504), a laser cutting head (505) and a reset spring (506). The fixed plate (501) is arranged at the bottom end of the movable structure (4), and the laser cutting head (505) is arranged at the bottom end of the fixed plate (501). The movable rods (502) are evenly penetrated on both sides of the fixed plate (501), the top of the movable rods (502) are fixed with fixed blocks (503), the bottom of the fixed blocks (503) are rotatably connected with ball (504), and the outer side of the movable rod (502) at the bottom end of the fixed plate (501) is sleeved with a reset spring (506).

2. The laser oxygen cutting equipment for precision sheet metal processing according to claim 1 is characterized in that: Both sides of the saw teeth (105) are fixedly connected to the inner wall of the workbench (101), and the saw teeth (105) are distributed at equal intervals inside the built-in cavity (104).

3. The laser oxygen cutting equipment for precision sheet metal processing according to claim 1 is characterized in that: The protective structure (2) comprises a baffle (201), a slider (202) and a slide groove (203); baffles (201) are provided on both sides of the crossbeam (103); slide grooves (203) are provided on both sides of the top of the crossbeam (103); and sliders (202) are provided inside the slide grooves (203).

4. The laser oxygen cutting equipment for precision sheet metal processing according to claim 3 is characterized in that: The top end of the sliding block (202) extends to the outside of the cross beam (103) and is fixedly connected to the baffle (201); the sliding block (202) and the cross beam (103) form a sliding structure via a sliding groove (203).

5. The laser oxygen cutting equipment for precision sheet metal processing according to claim 1, characterized in that: The moving structure (4) comprises a threaded rod (401), a moving seat (402), a servo motor (403), an electric push rod (404), a limiting groove (405) and a limiting block (406); the threaded rod (401) is arranged at the bottom of the cross beam (103); the outer side of the threaded rod (401) is threadedly connected to the moving seat (402); a servo motor (403) is installed on the outer wall of the cross beam (103) at one end of the threaded rod (401); the bottom end of the moving seat (402) extends to the outside of the cross beam (103) and is fixed with the electric push rod (404); limiting grooves (405) are provided inside the cross beams (103) on both sides of the moving seat (402); and limiting blocks (406) are provided inside the limiting grooves (405).

6. The laser oxygen cutting equipment for precision sheet metal processing according to claim 5, characterized in that: One end of the threaded rod (401) extends to the outside of the crossbeam (103) and is fixedly connected to the output end of the servo motor (403); one side of the limit block (406) is fixedly connected to the movable seat (402); and the limit block (406) and the crossbeam (103) form a sliding structure via a limit groove (405).

7. The laser oxygen cutting equipment for precision sheet metal processing according to claim 1, characterized in that: The fixed plate (501) and the movable rod (502) form a sliding structure, and the top end of the fixed plate (501) is fixedly connected to the bottom end of the electric push rod (404).

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