Laser cutting machine and method for metal plate machining

Abstract

The invention discloses a laser cutting machine and method for metal plate machining, and relates to the technical field of laser cutting for metal plate machining. The laser cutting machine for metal plate machining comprises a frame, a first motor is fixedly installed above the frame, and a first threaded rod is fixedly installed at the output end of the first motor; a movable plate is slidably mounted on the circumferential face of the first threaded rod, a laser cutting body is fixedly mounted on the outer vertical wall of the movable plate, a fixing device used for fixedly clamping a metal plate is arranged on the inner wall of the frame and comprises a clamping plate, and a U-shaped plate is slidably mounted on the inner wall of the frame. A first tooth block is fixedly installed on the side face of the U-shaped plate and used for clamping a metal plate, the metal plate can be placed in the middle, the cutting quality and efficiency can be improved, deformation can be reduced, the service life of equipment can be prolonged, and operation safety can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of laser cutting for metal plate processing, and in particular to a laser cutting machine and method for metal plate processing. Background Art

[0002] Laser cutting machine is a kind of equipment that uses the high temperature heat energy of laser beam to cut metal sheets. It is widely used in metal processing, machinery manufacturing, automobile, aerospace, electronics and other industries. Its main principle is to irradiate the surface of metal sheet with laser beam emitted by laser source, so that its temperature rises rapidly to the melting point, and then forms small holes and gradually cuts off the metal material.

[0003] The patent with the patent announcement number CN213351218U relates to a laser cutting machine and method for processing metal sheets, including a device base, a device side wall is fixedly installed on the top of the device base, a placement bottom plate located on the inner side of the device side wall is arranged above the device base, and a cutting bracket located above the device side wall is arranged above the device base. This patent, through the arrangement of a fastening plate inside the device side wall, when it is necessary to fix the metal sheet, the metal sheet is placed between the fastening plate and the placement bottom plate, and the fastening plate is squeezed upward to stretch the telescopic rod and telescopic spring under the fastening plate, so as to effectively fix metal sheets of different thicknesses, solve the problem that the existing device cannot effectively fix metal sheets of different thicknesses according to demand, and increase the fixing effect of the device on the metal sheet. In the above patent, the metal sheet is placed between the fastening plate and the placement base plate, and the fastening plate is pressed upward to stretch the telescopic rod and the telescopic spring under the fastening plate. However, when the fixed clamp is used during the welding process, the adaptive effect of the fixed clamp may not be set, which may result in low efficiency during the welding process. Therefore, a laser cutting machine and method for processing metal sheets with fixed clamping are designed. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a laser cutting machine and method for metal sheet processing, which solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a laser cutting machine device for metal sheet processing, comprising a frame, a motor 1 is fixedly installed on the top of the frame, a threaded rod 1 is fixedly installed on the output end of the motor 1, a movable plate is slidably installed on the circumferential surface of the threaded rod 1, a laser cutting body is fixedly installed on the outer wall of the movable plate, a fixing device for fixing and clamping the metal sheet is provided on the inner wall of the frame, the fixing device comprises a clamping plate, the clamping plate is slidably installed on the inner wall of the frame, a U-shaped plate is slidably installed on the inner wall of the frame, a tooth block 1 is fixedly installed on the side of the U-shaped plate, and a fixing plate is fixed on the top of the inner wall of the frame. A support shaft is fixedly installed, a gear is rotatably installed on the circumferential surface of the support shaft, an L-shaped plate is slidably installed on the inner wall of the frame, a tooth block 2 is fixedly installed on the side of the L-shaped plate, a fixed plate is fixedly installed on the inner wall of the frame, a cleaning device for cleaning metal sheets is arranged on the side of the movable plate, and a recycling device for recycling waste is arranged under the frame. When tooth block 2 moves toward the end away from the gear, it will drive the L-shaped plate on the surface to move toward the end away from the gear. When the L-shaped plate moves toward the end away from the gear, it will contact and squeeze the inclined surface of the clamping plate. When the clamping plate is squeezed, it will move in the direction away from the L-shaped plate and clamp the metal sheet.

[0006] According to the above technical solution, a spring 1 is arranged between the inner wall side of the frame and the side of the clamp, the side of the clamp is set as an inclined surface, a motor 2 is fixedly installed on the side of the frame, a threaded rod 2 is fixedly installed on the output end of the motor 2, and a placing platform is slidably installed on the circumferential surface of the threaded rod 2. When the clamp is not squeezed, it will return to its initial state under the action of the spring 1.

[0007] According to the above technical solution, tooth block 1 is meshed with the gear, and tooth block 2 is meshed with the gear. Spring 2 is arranged between the side of the fixed plate and the side of the U-shaped plate, which simultaneously drives tooth block 1 to move toward one end away from the fixed plate and meshes with the gear to drive the rotation.

[0008] According to the above technical solution, the cleaning device includes a scraper, which is fixedly installed on the side of the movable plate, a square plate is fixedly installed on the side of the movable plate, a rotating shaft 1 is fixedly installed on the side of the square plate, a connecting rod 1 is fixedly installed on the circumferential surface of the rotating shaft 1, a mounting plate 1 is fixedly installed on the upper inner wall of the frame, a protective plate is slidably installed on the side of the mounting plate 1, and a rotating shaft 2 is fixedly installed on the side of the protective plate. When the movable plate moves toward one end away from the motor 1, it will also drive the square plate on the side to move in the direction away from the motor 1. The movement of the square plate in the direction away from the motor 1 will drive the rotating shaft 1 on the side to move in the direction away from the motor 1.

[0009] According to the above technical solution, two scrapers are provided, and the two scrapers are symmetrically distributed around the laser cutting body. The scraper moves in a direction away from the motor to clean the surface of the metal sheet.

[0010] According to the above technical solution, the recovery device includes a resist plate, which is fixedly installed on the side of the protective plate, a mounting plate 2 is fixedly installed on the side of the frame, a baffle is slidably installed on the side of the frame, a slide plate is fixedly installed on the bottom of the clamping plate, a connecting rod 2 is fixedly installed on the side of the slide plate, a connecting plate is fixedly installed on the surface of the connecting rod 2, and a cover plate is fixedly installed on the surface of the connecting plate. When the protective plate moves downward, it will drive the side resist plate to move downward. When the resist plate moves downward, it will contact and squeeze the side of the baffle. When the baffle is squeezed by the resist plate, it will move to the end away from the mounting plate.

[0011] According to the above technical solution, the lower part of the abutment plate is arranged as an inclined surface, and the side surface of the frame is provided with a groove, so that the abutment plate will contact and press the side surface of the baffle when it moves downward.

[0012] According to the above technical solution, the surface of the groove is slidably connected to the baffle, and a telescopic elastic rod is provided between the side of the baffle and the side of the second mounting plate. When the baffle is squeezed by the abutment plate, it moves toward the end away from the mounting plate.

[0013] A method for using a laser cutting machine for metal sheet processing, using the above-mentioned laser cutting machine device for metal sheet processing, further comprising the following steps: Step 1: When in use, place the metal sheet on the surface of the placement platform, and at the same time, start the second motor, and the output end of the second motor rotates to drive the second threaded rod to rotate; Step 2: The rotation of the second threaded rod will drive the placement platform on the surface to move toward the end away from the second motor. When the placement platform moves toward the end away from the second motor, it will drive the metal plate to move toward the end away from the second motor. Step 3: At the same time, the metal plate will contact and squeeze the side of the U-shaped plate. When the U-shaped plate is squeezed, it will move away from the motor 1. The movement of the U-shaped plate away from the motor 1 will drive the side gear block 1 to move away from the motor 1. Step 4: Gear block 1 moves away from motor 1 to mesh with the gear and drive the gear to rotate. When the gear rotates, it meshes with gear block 2 and drives gear block 2 to move away from the gear. Step 5: When the second tooth block moves toward the end away from the gear, it will drive the L-shaped plate on the surface to move toward the end away from the gear. The L-shaped plate moves toward the end away from the gear and contacts and squeezes the inclined surface of the clamping plate. When the clamping plate is squeezed, it moves away from the L-shaped plate and clamps the metal sheet.

[0014] The present invention provides a laser cutting machine and method for metal sheet processing, which has the following beneficial effects: (1) The laser cutting machine and method for processing metal plates, when the tooth block 2 moves toward the end away from the gear, it will drive the L-shaped plate on the surface to move toward the end away from the gear. The L-shaped plate moves toward the end away from the gear and contacts and squeezes the inclined surface of the clamping plate. When the clamping plate is squeezed, it moves in the direction away from the L-shaped plate and clamps the metal plate, and can also place the metal plate in the center, which can not only improve the cutting quality and efficiency, but also reduce deformation, extend the life of the equipment and improve the safety of operation. It can also adapt to various plate shapes. When the L-shaped plate moves in the direction away from the clamping plate, the clamping plate is squeezed. When the clamping plate is not squeezed, it returns to the initial state under the action of the spring 1. This not only improves the degree of automation and reduces the complexity of manual operation, but also optimizes production efficiency and reduces the additional costs caused by manual adjustment and monitoring, thereby effectively reducing labor costs.

[0015] (2) The laser cutting machine and method for processing metal plates can significantly improve the cutting accuracy, efficiency, quality and service life of the equipment during the laser cutting process, reduce defects and optimize the production process by moving the movable plate toward the end away from the motor one, and driving the side scraper toward the direction away from the motor one. The scraper moving toward the direction away from the motor one can clean the surface of the metal plate. By first cleaning the dust and foreign matter on the surface of the metal plate, the laser cutting process can significantly improve the cutting accuracy, efficiency, quality and service life of the equipment, reduce defects and optimize the production process.

[0016] (3) The laser cutting machine and method for processing metal plates, when the rotating shaft 1 moves toward the end away from the fixed plate, it will drive the connecting rod 1 to move upward, and when the connecting rod 1 moves downward, it will drive the rotating shaft 2 to move upward, and the upward movement of the rotating shaft 2 will drive the side protective plate to move upward and return to the initial state, which can effectively protect the laser cutting equipment, ensure cutting accuracy, improve the working environment, reduce risks, and improve work efficiency. At the same time, it also provides a safer working environment for the operator to ensure the smooth progress of the entire processing process.

[0017] (4) The laser cutting machine and method for processing metal plates, when the baffle is squeezed by the back plate, it will move to the end away from the mounting plate, and then the baffle will block the groove, reducing labor costs, reducing equipment wear, and enhancing the flexibility and intelligence of the system. At the same time, the downward movement of the second connecting rod will drive the connecting plate to move downward, and when the connecting plate moves downward, it will drive the cover plate on the surface to move downward. The cover plate moves downward and releases the obstruction to the groove, allowing foreign matter and dust to enter the interior of the groove, which can not only improve the working environment, enhance the cutting quality and equipment life, but also improve production efficiency and reduce costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural schematic diagram of the clamping plate and spring 1 of the present invention; Figure 3 It is a schematic diagram of the structure of the L-shaped plate and the clamping plate of the present invention; Figure 4 For the present invention Figure 3 The structural diagram of the enlarged part A in the middle; Figure 5 It is a schematic diagram of the structure of the protection plate and the second rotating shaft of the present invention; Figure 6 It is a structural schematic diagram of the cover plate and the frame of the present invention; Figure 7 It is a schematic diagram of the structure of the skateboard and the clamping plate of the present invention.

[0019] In the figure: 1. frame; 2. motor 1; 3. threaded rod 1; 4. movable plate; 5. laser cutting body; 61. clamping plate; 62. spring 1; 63. U-shaped plate; 64. tooth block 1; 65. support shaft; 66. gear; 67. L-shaped plate; 68. tooth block 2; 69. fixed plate; 610. spring 2; 71. scraper; 72. square plate; 73. shaft 1; 74. connecting rod 1; 75. mounting plate 1; 76. protective plate; 77. shaft 2; 81. abutment plate; 82. mounting plate 2; 83. baffle; 84. telescopic elastic rod; 85. slide plate; 86. connecting rod 2; 87. connecting plate; 88. cover plate; 9. motor 2; 10. threaded rod 2; 11. placement platform. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figures 1-7One embodiment of the present invention is: a laser cutting machine device for processing metal sheets, comprising a frame 1, a motor 2 is fixedly installed on the top of the frame 1, a threaded rod 3 is fixedly installed on the output end of the motor 2, a movable plate 4 is slidably installed on the circumferential surface of the threaded rod 3, a laser cutting body 5 is fixedly installed on the outer wall of the movable plate 4, and a fixing device for fixing and clamping the metal sheet is provided on the inner wall of the frame 1, the fixing device comprises a clamping plate 61, the clamping plate 61 is slidably installed on the inner wall of the frame 1, a U-shaped plate 63 is slidably installed on the inner wall of the frame 1, a tooth block 64 is fixedly installed on the side of the U-shaped plate 63, a support shaft 65 is fixedly installed on the top of the inner wall of the frame 1, and the circumference of the support shaft 65 is fixedly installed. A gear 66 is rotatably installed on the circumferential surface, an L-shaped plate 67 is slidably installed on the upper inner wall of the frame 1, a tooth block 2 68 is fixedly installed on the side of the L-shaped plate 67, a fixed plate 69 is fixedly installed on the upper inner wall of the frame 1, a cleaning device for cleaning metal sheets is arranged on the side of the movable plate 4, and a recycling device for recycling waste is arranged at the lower part of the frame 1. When the tooth block 2 68 moves toward the end away from the gear 66, it will drive the L-shaped plate 67 on the surface to move toward the end away from the gear 66. When the L-shaped plate 67 moves toward the end away from the gear 66, it will contact and squeeze the inclined surface of the clamping plate 61. When the clamping plate 61 is squeezed, it will move in the direction away from the L-shaped plate 67 and clamp the metal sheet.

[0022] A spring 62 is arranged between the inner wall side of the frame 1 and the side of the clamp 61. The side of the clamp 61 is arranged as an inclined surface. A motor 9 is fixedly installed on the side of the frame 1. A threaded rod 10 is fixedly installed on the output end of the motor 9. A placing platform 11 is slidably installed on the circumferential surface of the threaded rod 10. When the clamp 61 is not squeezed, it will return to the initial state under the action of the spring 62.

[0023] Tooth block 1 64 meshes with gear 66, tooth block 2 68 meshes with gear 66, and spring 2 610 is provided between the side of fixed plate 69 and the side of U-shaped plate 63, which drives tooth block 1 64 to move toward one end away from fixed plate 69 and meshes with gear 66 to drive rotation.

[0024] A method for using a laser cutting machine for processing metal sheets, using a laser cutting machine device for processing metal sheets, further comprising the following steps: Step 1: When in use, place the metal sheet on the surface of the placement platform 11, and at the same time, start the motor 2 9, and the output end of the motor 2 9 rotates to drive the threaded rod 2 10 to rotate; Step 2: The rotation of the threaded rod 10 will drive the placement platform 11 on the surface to move toward the end away from the motor 9. When the placement platform 11 moves toward the end away from the motor 9, it will drive the metal plate to move toward the end away from the motor 9. Step 3: At the same time, the metal plate will contact and squeeze the side of the U-shaped plate 63. When the U-shaped plate 63 is squeezed, it will move away from the motor 2. The movement of the U-shaped plate 63 away from the motor 2 will drive the side gear block 64 to move away from the motor 2. Step 4: The gear block 1 64 moves in a direction away from the motor 1 2 to mesh with the gear 66 and drive the gear 66 to rotate. When the gear 66 rotates, it meshes with the gear block 2 68 and drives the gear block 2 68 to move to the end away from the gear 66; Step 5: When the tooth block 2 68 moves toward the end away from the gear 66, it will drive the L-shaped plate 67 on the surface to move toward the end away from the gear 66. The L-shaped plate 67 moves toward the end away from the gear 66 and contacts and squeezes the inclined surface of the clamping plate 61. When the clamping plate 61 is squeezed, it will move in the direction away from the L-shaped plate 67 and clamp the metal sheet.

[0025] When this embodiment is working: when in use, place the metal sheet on the surface of the placement platform 11, and at the same time, start the motor 29. The output end of the motor 29 rotates to drive the threaded rod 2 10 to rotate. The rotation of the threaded rod 2 10 will drive the surface placement platform 11 to move toward the end away from the motor 29. When the placement platform 11 moves toward the end away from the motor 29, it will drive the metal sheet to move toward the end away from the motor 29. At the same time, the metal sheet will contact and squeeze the side of the U-shaped plate 63. When the U-shaped plate 63 is squeezed, it will move in the direction away from the motor 2. The movement of the U-shaped plate 63 in the direction away from the motor 2 will drive the side tooth block 1 64 to move in the direction away from the motor 2. The tooth block 1 64 moves away from the motor The movement in the direction of one-two will mesh with gear 66 and drive gear 66 to rotate. When gear 66 rotates, it will mesh with tooth block two 68 and drive tooth block two 68 to move toward the end away from gear 66. When tooth block two 68 moves toward the end away from gear 66, it will drive the L-shaped plate 67 on the surface to move toward the end away from gear 66. When L-shaped plate 67 moves toward the end away from gear 66, it will contact and squeeze the inclined surface of clamping plate 61. When clamping plate 61 is squeezed, it will move in the direction away from L-shaped plate 67, clamp the metal sheet, and place the metal sheet in the center, which can not only improve the cutting quality and efficiency, but also reduce deformation, extend the life of equipment and improve the safety of operation, and can adapt to multiple The shape of a plate is formed, and then the motor 2 is started. The output end of the motor 2 rotates to drive the threaded rod 3 to rotate. The rotation of the threaded rod 3 will drive the movable plate 4 on the surface to move toward the end away from the motor 2. The movement of the movable plate 4 to the end away from the motor 2 will drive the laser cutting body 5 to move toward the end away from the motor 2, and the metal plate is vertically cut. When the cutting is completed, the placement platform 11 on the surface will be driven to move away from the U-shaped plate 63 under the action of the threaded rod 2 10. The movement of the placement platform 11 to the direction away from the U-shaped plate 63 will drive the metal plate on the surface to move away from the U-shaped plate 63. When the U-shaped plate 63 is not under force, it will return to the position under the action of the spring 2 610. In the initial state, the gear block 1 64 is driven to move toward one end away from the fixed plate 69, and the meshing gear 66 is driven to rotate. The rotation of the gear 66 will drive the gear block 2 68 to move away from the clamping plate 61. The movement of the gear block 2 68 away from the clamping plate 61 will drive the L-shaped plate 67 on the surface to move away from the clamping plate 61. The movement of the L-shaped plate 67 away from the clamping plate 61 will release the squeezing of the clamping plate 61. When the clamping plate 61 is not squeezed, it will return to the initial state under the action of the spring 1 62. This not only improves the degree of automation and reduces the complexity of manual operation, but also optimizes production efficiency and reduces the additional costs caused by manual adjustment and monitoring, thereby effectively reducing labor costs.

[0026] See also Figures 1-7On the basis of the above embodiment, in another embodiment of the present invention, the cleaning device includes a scraper 71, the scraper 71 is fixedly mounted on the side of the movable plate 4, a square plate 72 is fixedly mounted on the side of the movable plate 4, a rotating shaft 73 is fixedly mounted on the side of the square plate 72, a connecting rod 74 is fixedly mounted on the circumferential surface of the rotating shaft 73, a mounting plate 75 is fixedly mounted on the upper inner wall of the frame 1, a protective plate 76 is slidably mounted on the side of the mounting plate 75, a rotating shaft 2 77 is fixedly mounted on the side of the protective plate 76, when the movable plate 4 moves toward the end away from the motor 2, it will also drive the side square plate 72 to move in the direction away from the motor 2, and the square plate 72 moving in the direction away from the motor 2 will drive the side rotating shaft 73 to move in the direction away from the motor 2.

[0027] Two scrapers 71 are provided, and the two scrapers 71 are symmetrically distributed around the laser cutting body 5 . The scrapers 71 move away from the motor 2 to clean the surface of the metal sheet.

[0028] The recovery device includes a resist plate 81, which is fixedly installed on the side of the protective plate 76, a mounting plate 82 is fixedly installed on the side of the frame 1, a baffle 83 is slidably installed on the side of the frame 1, a slide plate 85 is fixedly installed on the bottom of the clamping plate 61, a connecting rod 86 is fixedly installed on the side of the slide plate 85, a connecting plate 87 is fixedly installed on the surface of the connecting rod 86, and a cover plate 88 is fixedly installed on the surface of the connecting plate 87. When the protective plate 76 moves downward, it will drive the side resist plate 81 to move downward. When the resist plate 81 moves downward, it will contact and squeeze the side of the baffle 83. When the baffle 83 is squeezed by the resist plate 81, it will move to the end away from the mounting plate 82.

[0029] The lower part of the abutment plate 81 is set as an inclined surface, and the side of the frame 1 is provided with a groove, so that the abutment plate 81 will contact and press the side of the baffle plate 83 when it moves downward.

[0030] The surface of the groove is slidably connected to the baffle 83 , and a telescopic elastic rod 84 is provided between the side of the baffle 83 and the side of the second mounting plate 82 . When the baffle 83 is squeezed by the abutment plate 81 , it moves toward the end away from the second mounting plate 82 .

[0031] When the present embodiment is working: at the same time, the movable plate 4 moves toward the end away from the motor 2, which will drive the scraper 71 on the side to move in the direction away from the motor 2. The scraper 71 moves in the direction away from the motor 2 to clean the surface of the metal sheet. By first cleaning the dust and foreign matter on the surface of the metal sheet, the cutting accuracy, efficiency, quality and service life of the equipment in the laser cutting process can be significantly improved, defects can be reduced, and the production process can be optimized. When the movable plate 4 moves toward the end away from the motor 2, it will also drive the square plate 72 on the side to move in the direction away from the motor 2. The square plate 72 moves in the direction away from the motor 2, which will drive the rotating shaft 73 on the side to move in the direction away from the motor 2. The rotating shaft 73 moves in the direction away from the motor 2, which will drive the connecting rod 74 to move downward. When the connecting rod 74 moves downward, it will drive the rotating shaft 2 77 to move downward. When the rotating shaft 2 77 moves downward, it will drive the side protective plate 76 to move downward. The protective plate 7 When the movable plate 4 moves downward, it will protect the metal sheet being cut. When the cutting is completed, the movable plate 4 will move toward the end away from the fixed plate 69 under the action of the threaded rod 1 3. The movement of the movable plate 4 toward the end away from the fixed plate 69 will drive the side square plate 72 to move toward the end away from the fixed plate 69. The movement of the square plate 72 toward the end away from the fixed plate 69 will drive the rotating shaft 1 73 to move toward the end away from the fixed plate 69. The movement of the rotating shaft 1 73 toward the end away from the fixed plate 69 will drive the connecting rod 1 74 to move upward. When the connecting rod 1 74 moves downward, it will drive the rotating shaft 2 77 to move upward. The upward movement of the rotating shaft 2 77 will drive the side protective plate 76 to move upward and return to the initial state, which can effectively protect the laser cutting equipment, ensure cutting accuracy, improve the working environment, reduce risks, and improve work efficiency. At the same time, it also provides a safer working environment for the operator to ensure the smooth progress of the entire processing process.

[0032] At the same time, when the protective plate 76 moves downward, it will drive the side abutment plate 81 to move downward. When the abutment plate 81 moves downward, it will contact and squeeze the side of the baffle plate 83. When the baffle plate 83 is squeezed by the abutment plate 81, it will move toward the end away from the mounting plate 2 82. Then, the baffle plate 83 blocks the groove, reducing labor costs, reducing equipment wear, and enhancing the flexibility and intelligence of the system. At the same time, when the clamping plate 61 is squeezed, it will move in the direction away from the L-shaped plate 67, and it will drive the bottom slide plate 85 to move toward the end away from the spring 1 62. When the slide plate 85 moves toward the end away from the spring 1 62, it will drive the connecting rod 2 86 to move upward. When the connecting rod 2 86 moves upward, it will drive the connecting plate 87 to move upward. When the connecting plate 87 moves upward, it will drive the cover plate 88 to move upward. When the cover plate 88 moves upward, it will close to block the surface of the groove. Then, when the clamp 61 moves away from one end of the cover plate 88, it will drive the bottom slide plate 85 to move away from the cover plate 88. The movement of the slide plate 85 away from the cover plate 88 will drive the connecting rod 2 86 to move downward. At the same time, the downward movement of the connecting rod 2 86 will drive the connecting plate 87 to move downward. When the connecting plate 87 moves downward, it will drive the surface cover plate 88 to move downward. The cover plate 88 moves downward and releases the obstruction to the groove, allowing foreign matter and dust to enter the interior of the groove. This can not only improve the working environment, improve the cutting quality and equipment life, but also improve production efficiency and reduce costs.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laser cutting machine device for metal sheet processing, comprising a frame (1), characterized in that: A motor 1 (2) is fixedly mounted on the top of the frame (1); a threaded rod 1 (3) is fixedly mounted on the output end of the motor 1 (2); a movable plate (4) is slidably mounted on the circumferential surface of the threaded rod 1 (3); a laser cutting body (5) is fixedly mounted on the outer wall of the movable plate (4); a fixing device for fixing and clamping a metal plate is provided on the inner wall of the frame (1); the fixing device comprises a clamping plate (61); the clamping plate (61) is slidably mounted on the inner wall of the frame (1); a U-shaped plate (63) is slidably mounted on the inner wall of the frame (1); the U-shaped plate ( A tooth block 1 (64) is fixedly mounted on the side of the movable plate (63), a support shaft (65) is fixedly mounted on the upper inner wall of the frame (1), a gear (66) is rotatably mounted on the circumferential surface of the support shaft (65), an L-shaped plate (67) is slidably mounted on the upper inner wall of the frame (1), a tooth block 2 (68) is fixedly mounted on the side of the L-shaped plate (67), a fixed plate (69) is fixedly mounted on the upper inner wall of the frame (1), a cleaning device for cleaning metal sheets is arranged on the side of the movable plate (4), and a recycling device for recycling waste is arranged below the frame (1).

2. The laser cutting machine device for metal sheet processing according to claim 1, characterized in that: A spring 1 (62) is provided between the inner wall side of the frame (1) and the side of the clamping plate (61); the side of the clamping plate (61) is arranged as an inclined surface; a motor 2 (9) is fixedly mounted on the side of the frame (1); a threaded rod 2 (10) is fixedly mounted on the output end of the motor 2 (9); and a placement platform (11) is slidably mounted on the circumferential surface of the threaded rod 2 (10).

3. The laser cutting machine device for metal sheet processing according to claim 2, characterized in that: The tooth block 1 (64) meshes with the gear (66), the tooth block 2 (68) meshes with the gear (66), and a spring 2 (610) is provided between the side surface of the fixing plate (69) and the side surface of the U-shaped plate (63).

4. The laser cutting machine device for metal sheet processing according to claim 3 is characterized in that: The cleaning device comprises a scraper (71), the scraper (71) being fixedly mounted on the side of the movable plate (4), the side of the movable plate (4) being fixedly mounted with a square plate (72), the side of the square plate (72) being fixedly mounted with a rotating shaft (73), the circumferential surface of the rotating shaft (73) being fixedly mounted with a connecting rod (74), a mounting plate (75) being fixedly mounted on the upper inner wall of the frame (1), a protective plate (76) being slidably mounted on the side of the mounting plate (75), and a rotating shaft (77) being fixedly mounted on the side of the protective plate (76).

5. The laser cutting machine device for metal sheet processing according to claim 4, characterized in that: Two scrapers (71) are provided, and the two scrapers (71) are symmetrically distributed with the laser cutting body (5) as the center.

6. The laser cutting machine device for metal sheet processing according to claim 6, characterized in that: The recovery device comprises a stop plate (81), wherein the stop plate (81) is fixedly mounted on the side of the protective plate (76), a second mounting plate (82) is fixedly mounted on the side of the frame (1), a baffle (83) is slidably mounted on the side of the frame (1), a slide plate (85) is fixedly mounted on the bottom of the clamping plate (61), a second connecting rod (86) is fixedly mounted on the side of the slide plate (85), a second connecting plate (87) is fixedly mounted on the surface of the second connecting rod (86), and a cover plate (88) is fixedly mounted on the surface of the connecting plate (87).

7. The laser cutting machine device for metal sheet processing according to claim 7, characterized in that: The lower part of the abutment plate (81) is arranged as an inclined surface, and the side surface of the frame (1) is provided with a groove.

8. The laser cutting machine device for metal sheet processing according to claim 5, characterized in that: The surface of the groove is slidably connected to the baffle plate (83), and a telescopic elastic rod (84) is provided between the side surface of the baffle plate (83) and the side surface of the second mounting plate (82).

9. A method for using a laser cutting machine for metal sheet processing, using the laser cutting machine device for metal sheet processing according to claim 8, characterized in that: The following steps are also included: Step 1: When in use, place the metal plate onto the surface of the placement platform (11), and at the same time, start the second motor (9), so that the output end of the second motor (9) rotates to drive the second threaded rod (10) to rotate; Step 2: The rotation of the second threaded rod (10) drives the placement platform (11) on the surface to move toward the end away from the second motor (9), and when the placement platform (11) moves toward the end away from the second motor (9), it drives the metal plate to move toward the end away from the second motor (9); Step 3: At the same time, the metal plate contacts and squeezes the side of the U-shaped plate (63). When the U-shaped plate (63) is squeezed, it moves in a direction away from the motor 1 (2). The movement of the U-shaped plate (63) in a direction away from the motor 1 (2) drives the tooth block 1 (64) on the side to move in a direction away from the motor 1 (2); Step 4: The gear block 1 (64) moves in a direction away from the motor 1 (2) to engage with the gear (66) and drive the gear (66) to rotate. When the gear (66) rotates, it engages with the gear block 2 (68) and drives the gear block 2 (68) to move toward the end away from the gear (66); Step 5: When the tooth block 2 (68) moves toward the end away from the gear (66), it drives the L-shaped plate (67) on the surface to move toward the end away from the gear (66). When the L-shaped plate (67) moves toward the end away from the gear (66), it contacts and squeezes the inclined surface of the clamping plate (61). When the clamping plate (61) is squeezed, it moves in a direction away from the L-shaped plate (67) and clamps the metal plate.

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