Hydrogen cutting equipment provided with a hydrogen generating device

Abstract

The present invention discloses a hydrogen cutting device provided with a hydrogen generating device, and relates to the technical field of hydrogen cutting equipment, including a cutting table and a hydrogen generator, wherein the hydrogen generator is located at one side of the cutting table, and a nozzle is provided above the cutting table, and also includes a moving mechanism, a protective mechanism, and a clamping mechanism. The present invention provides a protective mechanism, and the second motor drives the lifting plate to move downward when it is operated, and the nozzle moves close to the plate to facilitate the cutting operation. At the same time, the lifting plate moves downward to drive the lower pressure rod to move downward, and drives the connecting column to move. The displacement of the connecting column drives the shielding frame to move upward, and shields the side of the plate at the cutting position, so as to prevent sparks from splashing onto people and causing burns. After the cutting is completed, the lifting plate is reset to drive the nozzle to move away from the plate, and the shielding frame moves into the cutting table to prevent the nozzle and the shielding frame from blocking the movement of the plate when not cutting.

Description

Technical Field

[0001] The invention relates to the technical field of hydrogen cutting equipment, in particular to hydrogen cutting equipment provided with a hydrogen generating device. Background Art

[0002] Hydrogen cutting equipment is a device that uses hydrogen as fuel for cutting operations. Its working principle is mainly based on the high-temperature flame generated by the electrolysis of water to produce hydrogen and the combustion of hydrogen. First, the alternating current is rectified into direct current through the electrolytic power supply and applied to both ends of the electrolytic cell, so that the electrolyte in the electrolytic cell (usually 25% potassium hydroxide solution) undergoes an electrochemical reaction, thereby producing hydrogen at the cathode and oxygen at the anode. Subsequently, hydrogen is used as a cutting fuel, and its flame temperature is as high as about 2800°C, which is enough to make the cut material reach the oxidation reaction temperature and achieve rapid cutting. Hydrogen cutting has the characteristics of high efficiency and energy saving, good cross-section quality and wide application.

[0003] When the hydrogen cutting machine is used, the hydrogen generator generates hydrogen, which is ignited at the nozzle to generate a cutting flame, and the cutting flame cuts the material. However, when cutting metal plates, a large amount of flying sparks will be generated, and the sparks will splash onto people and cause burns. In order to shield the sparks, a hydrogen cutting device with a hydrogen generator is provided. Summary of the invention

[0004] The purpose of the present invention is to provide a hydrogen cutting device provided with a hydrogen generating device in order to shield sparks.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a hydrogen cutting device provided with a hydrogen generating device, comprising a cutting table and a hydrogen generator, the hydrogen generator being located at one side of the cutting table, a nozzle being arranged above the cutting table, the hydrogen generator and the nozzle being connected via a connecting pipe, the nozzle being moved via a moving mechanism, the nozzle being shielded via a protective mechanism when cutting, and a metal sheet being fixed to the cutting table via a clamping mechanism; the moving mechanism comprising a moving seat, the moving seat being fixedly connected to the top of the cutting table, a moving groove being provided at the top of the moving seat, a moving frame being slidably connected to the inner wall of the moving groove, a first motor being installed on the outer wall of the moving seat, a first threaded rod being connected to the output end of the first motor, the first threaded rod penetrating the moving frame, a lifting plate being arranged above the moving frame, and the nozzle being installed at the bottom end of the lifting plate.

[0006] As a further scheme of the present invention: the protection mechanism includes a shielding frame, which is slidably connected to the interior of the cutting table and extends to the top of the cutting table, the top of the moving frame is provided with a sliding groove, the inner wall of the sliding groove is symmetrically slidably connected with a slide plate, the top of the slide plate is rotatably connected with a connecting rod, and the top of the connecting rod is rotatably connected with the lifting plate, a second motor is installed inside the moving frame, the output end of the second motor is connected to a second threaded rod, the second threaded rod passes through the sliding plate, and the bottom end of the lifting plate is fixedly connected with a lower pressure plate, which passes through the moving frame and extends to the bottom end of the moving frame, the interior of the cutting table is slidably connected with a lower pressure plate extending to the bottom end of the inner wall of the moving groove, the bottom end of the lower pressure plate is fixedly connected with a movable plate, the top of the movable plate is fixedly connected with a connecting column, and the outer wall of the interior of the cutting table located on the connecting column is rotatably connected with a spur gear, and the spur gear contacts the shielding frame.

[0007] As a further solution of the present invention: the clamping mechanism includes a displacement groove, which is opened at the top of the cutting table, and the inner wall of the displacement groove is slidably connected with a clamping frame, the interior of the cutting table is located on one side of the clamping frame and is slidably connected with a clamping block, a connecting spring is connected between the clamping block and the cutting table, the interior of the cutting table is located on one side of the clamping block and is slidably connected with a vertical rod, the bottom end of the vertical rod is fixedly connected to the movable plate, the outer wall of the vertical rod is provided with a groove, the outer wall of the clamping frame close to the clamping block is provided with a push groove, the inner wall of the push groove is slidably connected with a push plate, the interior of the clamping frame is slidably connected with a push frame extending above the clamping frame, and the push frame is fixedly connected to the push plate.

[0008] As a further solution of the present invention: the bottom shape of the movable frame is T-shaped, the outer wall of the movable frame is fitted with the inner wall of the movable groove, and the outer wall of the movable frame is provided with a first threaded hole, and the first threaded hole matches the first threaded rod.

[0009] As a further solution of the present invention: the inner wall of the slide groove fits with the outer wall of the slide plate, the outer wall of the slide plate is provided with a second threaded hole, the outer wall of the second threaded rod is symmetrically provided with external threads, and the external threads match the second threaded hole.

[0010] As a further solution of the present invention: the pressing rod is located above the pressing plate, and a movable groove for sliding of the movable plate is provided inside the cutting table.

[0011] As a further solution of the present invention: the cross-section of the shielding frame is C-shaped, and the outer walls of the shielding frame and the connecting column are both provided with tooth grooves, and the tooth grooves are meshed with the spur gears.

[0012] As a further solution of the present invention: the inner wall of the displacement groove is in contact with the outer wall of the bottom of the clamping frame, the outer wall of the clamping frame is provided with ratchets, and one end of the clamping block is engaged with the ratchets.

[0013] As a further solution of the present invention: the inner wall of the push groove fits the outer wall of the push plate, a vertical groove for the vertical rod to slide is opened inside the cutting table, and one end of the block extends to the inner wall of the vertical groove.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. By setting up a protective mechanism, the second motor drives the lifting plate to move downward, and the nozzle moves close to the plate to facilitate cutting operations. At the same time, the lifting plate moves downward to drive the lower pressure rod to move downward, driving the connecting column to move, and the displacement of the connecting column drives the shielding frame to move upward to shield the side of the plate at the cutting position to prevent sparks from splashing onto people and causing burns. After the cutting is completed, the lifting plate is reset to drive the nozzle to move away from the plate, and the shielding frame moves into the cutting table to prevent the nozzle and the shielding frame from blocking the movement of the plate when not cutting.

[0016] 2. By setting up a clamping mechanism, place the plate on the top of the cutting table, push the clamping frame downward to move, the clamping frame moves downward in the displacement slot to contact the plate, clamp the plate, and the clamping block is fixed by the elastic force of the connecting spring; push the push frame to move, push the clamping block to move and separate from the clamping frame, so that the clamping frame can be moved and the clamping of the plate is released. This design facilitates the rapid fixing and removal of the plate, and when cutting, the nozzle moves downward, the clamping block contacts the outer wall of the vertical rod, so that the clamping block has no space to move; the clamping block is engaged with the clamping frame to prevent the clamping frame from moving, thereby preventing the plate from loosening during cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention;

[0018] Figure 2 It is a schematic diagram of the internal structure of the mobile seat of the present invention;

[0019] Figure 3 It is a schematic diagram of the internal structure of the cutting table of the present invention;

[0020] Figure 4 It is a schematic diagram of the internal structure of the mobile rack of the present invention;

[0021] Figure 5 It is a schematic diagram of the installation of the clamping frame of the present invention;

[0022] Figure 6 For the present invention Figure 5 The enlarged view of point A in the middle;

[0023] Figure 7 For the present invention Figure 5 The enlarged view of point B in the middle;

[0024] Figure 8 It is a schematic diagram of the internal structure of the clamping frame of the present invention.

[0025] In the figure: 1. cutting table; 2. hydrogen generator; 3. nozzle; 4. connecting pipe; 5. moving mechanism; 501. moving seat; 502. moving slot; 503. moving frame; 504. first motor; 505. first threaded rod; 506. lifting plate; 6. protection mechanism; 601. shielding frame; 602. slide slot; 603. slide plate; 604. connecting rod; 605. second motor; 606. second threaded rod; 607. pressing rod; 608. pressing plate; 609. movable plate; 610. connecting column; 611. spur gear; 7. clamping mechanism; 701. displacement slot; 702. clamping frame; 703. block; 704. connecting spring; 705. vertical rod; 706. groove; 707. pushing slot; 708. pushing plate; 709. pushing frame; 8. movable slot. DETAILED DESCRIPTION

[0026] 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.

[0027] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0028] See also Figures 1 to 8 In an embodiment of the present invention, a hydrogen cutting device provided with a hydrogen generating device comprises a cutting table 1 and a hydrogen generator 2, wherein the hydrogen generator 2 is located at one side of the cutting table 1, a nozzle 3 is arranged above the cutting table 1, the hydrogen generator 2 and the nozzle 3 are connected by a connecting pipe 4, the nozzle 3 is moved by a moving mechanism 5, the nozzle 3 is shielded by a protective mechanism 6 when cutting, the metal sheet is fixed on the cutting table 1 by a clamping mechanism 7, the moving mechanism 5 comprises a moving seat 501, the moving seat 501 is fixedly connected to the top of the cutting table 1, a moving groove 502 is opened at the top of the moving seat 501, a moving frame 503 is slidably connected to the inner wall of the moving groove 502, a first motor 504 is installed on the outer wall of the moving seat 501, a first threaded rod 505 is connected to the output end of the first motor 504, the first threaded rod 505 runs through the moving frame 503, a lifting plate 506 is arranged above the moving frame 503, and the nozzle 3 is installed at the bottom end of the lifting plate 506.

[0029] In this embodiment: when the nozzle 3 is moved, the first motor 504 is started, and the operation of the first motor 504 drives the first threaded rod 505 to rotate. The rotation of the first threaded rod 505 drives the movable frame 503 to slide in the movable groove 502. The movable frame 503 moves horizontally and drives the lifting plate 506 to move synchronously. The movement of the lifting plate 506 drives the nozzle 3 to move. While the nozzle 3 moves, hydrogen flame cutting operation can be performed on the plate.

[0030] Please refer to Figures 3 to 6The protection mechanism 6 includes a shielding frame 601, which is slidably connected to the inside of the cutting table 1 and extends to the top of the cutting table 1. A slide groove 602 is provided at the top of the mobile frame 503. The inner wall of the slide groove 602 is symmetrically slidably connected to a slide plate 603. The top of the slide plate 603 is rotatably connected to a connecting rod 604. The top of the connecting rod 604 is rotatably connected to the lifting plate 506. A second motor 605 is installed inside the mobile frame 503. The output end of the second motor 605 is connected to a second threaded rod 606. The second threaded rod 606 runs through The slide plate 603 and the bottom end of the lifting plate 506 are fixedly connected with a lower pressure rod 607, which passes through the moving frame 503 and extends to the bottom end of the moving frame 503. The interior of the cutting table 1 is slidably connected with a lower pressure plate 608 extending to the bottom end of the inner wall of the moving groove 502. The bottom end of the lower pressure plate 608 is fixedly connected with a movable plate 609, and the top of the movable plate 609 is fixedly connected with a connecting column 610. The interior of the cutting table 1 is rotatably connected to the outer wall of the connecting column 610 with a spur gear 611, and the spur gear 611 is in contact with the shielding frame 601.

[0031] In this embodiment: when cutting the metal sheet, the second motor 605 is started, and the second motor 605 drives the second threaded rod 606 to rotate. The second threaded rod 606 rotates and drives the two slides 603 to move away from each other in the slide groove 602. The movement of the slide 603 drives the connecting rod 604 to drive the lifting plate 506 to move downward. The lifting plate 506 moves downward to drive the nozzle 3 to move downward. The nozzle 3 moves close to the sheet for convenient cutting operation. At the same time, the lifting plate 506 moves downward to drive the lower pressure rod 607 to move downward. The lower pressure rod 607 moves and contacts with the lower pressure plate 608, pushing the lower pressure plate 608 to move downward. The lower pressure plate 608 moves to drive the movable plate 609 to move. The movable plate 609 moves and drives the connecting column 610 to move. The displacement of the connecting column 610 drives the spur gear 611 to rotate. The spur gear 611 rotates and drives the shielding frame 601 to move. The shielding frame 601 moves upward to shield the side of the sheet cutting position to prevent sparks from splashing onto people and causing burns. After the cutting is completed, the lifting plate 506 is reset to drive the nozzle 3 to move away from the plate, and the shielding frame 601 moves into the cutting table 1 to prevent the nozzle 3 and the shielding frame 601 from blocking the movement of the plate when not cutting.

[0032] Please refer to Figures 5 to 8The clamping mechanism 7 includes a displacement groove 701, which is provided at the top of the cutting table 1, and the inner wall of the displacement groove 701 is slidably connected with a clamping frame 702, and the interior of the cutting table 1 is located on one side of the clamping frame 702 and is slidably connected with a block 703, and a connecting spring 704 is connected between the block 703 and the cutting table 1, and the interior of the cutting table 1 is located on one side of the block 703 and is slidably connected with a vertical rod 705, and the bottom end of the vertical rod 705 is fixedly connected to the movable plate 609, and a groove 706 is provided on the outer wall of the vertical rod 705, and a push groove 707 is provided on the outer wall of the clamping frame 702 near the block 703, and a push plate 708 is slidably connected to the inner wall of the push groove 707, and a push frame 709 extending to the top of the clamping frame 702 is slidably connected to the interior of the clamping frame 702, and the push frame 709 is fixedly connected to the push plate 708.

[0033] In this embodiment: when fixing the plate, the plate is placed on the top of the cutting table 1, and the clamping frame 702 is pushed downward to move. The clamping frame 702 moves downward in the displacement groove 701 to contact the plate, and the plate is clamped and fixed. At this time, the clamping block 703 is fixed by the elastic force of the connecting spring 704 to the position of the clamping frame 702.

[0034] When the fixation of the plate is released, the pushing frame 709 is pushed to move, and the displacement of the pushing frame 709 drives the pushing plate 708 to move, and the pushing plate 708 slides in the pushing groove 707 and contacts the block 703, pushing the block 703 to move and separate from the clamping frame 702, so that the clamping frame 702 can be moved to release the clamping fixation of the plate.

[0035] When cutting, the nozzle 3 moves downward, and the movable plate 609 moves downward at this time. The movement of the movable plate 609 drives the vertical rod 705 to move. The displacement of the vertical rod 705 separates the groove 706 from the block 703. The block 703 contacts the outer wall of the vertical rod 705, so that there is no space for the block 703 to move. The block 703 is engaged with the clamping frame 702 to prevent the clamping frame 702 from moving, thereby preventing the plate from loosening during cutting.

[0036] Please refer to Figure 1 to Figure 2 The bottom of the movable frame 503 is in a T-shape, the outer wall of the movable frame 503 is in contact with the inner wall of the movable groove 502 , and a first threaded hole is formed on the outer wall of the movable frame 503 , which matches the first threaded rod 505 .

[0037] In this embodiment, the operation of the first motor 504 drives the first threaded rod 505 to rotate, the rotation of the first threaded rod 505 drives the moving frame 503 to slide in the moving groove 502, and the lateral movement of the moving frame 503 drives the lifting plate 506 to move synchronously.

[0038] Please refer to Figures 3 to 6 The inner wall of the slide groove 602 fits with the outer wall of the slide plate 603, the outer wall of the slide plate 603 is provided with a second threaded hole, the outer wall of the second threaded rod 606 is symmetrically provided with external threads, the external threads match the second threaded hole, the lower pressure rod 607 is located above the lower pressure plate 608, and the interior of the cutting table 1 is provided with a movable groove 8 for the movable plate 609 to slide.

[0039] In this embodiment: the operation of the second motor 605 drives the second threaded rod 606 to rotate, and the rotation of the second threaded rod 606 drives the two slides 603 to move away from each other in the slide groove 602, and the movement of the slide 603 drives the connecting rod 604 to drive the lifting plate 506 to move downward, and the lifting plate 506 moves downward to drive the nozzle 3 to move downward, and the nozzle 3 moves close to the plate to facilitate the cutting operation. At the same time, the lifting plate 506 moves downward and drives the lower pressure rod 607 to move downward, and the lower pressure rod 607 moves to contact the lower pressure plate 608, pushing the lower pressure plate 608 to move downward.

[0040] Please refer to Figures 3 to 6 The cross-section of the shielding frame 601 is C-shaped, and the outer walls of the shielding frame 601 and the connecting column 610 are both provided with tooth grooves, which mesh with the spur gear 611.

[0041] In this embodiment: the movement of the lower pressing plate 608 drives the movable plate 609 to move, the movement of the movable plate 609 drives the connecting column 610 to move, the displacement of the connecting column 610 drives the spur gear 611 to rotate, and the rotation of the spur gear 611 drives the shielding frame 601 to move.

[0042] Please refer to Figures 5 to 8 The inner wall of the displacement groove 701 is in contact with the outer wall of the bottom of the clamping frame 702 . The outer wall of the clamping frame 702 is provided with ratchets, and one end of the clamping block 703 is engaged with the ratchets.

[0043] In this embodiment: a plate is placed on the top of the cutting table 1, and the clamping frame 702 is pushed downward to move. The clamping frame 702 moves downward in the displacement groove 701 to contact the plate and clamp the plate. At this time, the clamping block 703 is fixed by the elastic force of the connecting spring 704 to the position of the clamping frame 702.

[0044] Please refer to Figures 5 to 8 The inner wall of the push groove 707 fits with the outer wall of the push plate 708 , and a vertical groove for the vertical rod 705 to slide is opened inside the cutting table 1 , and one end of the block 703 extends to the inner wall of the vertical groove.

[0045] In this embodiment: the pushing frame 709 is pushed to move, and the displacement of the pushing frame 709 drives the pushing plate 708 to move, and the pushing plate 708 slides in the pushing groove 707 and contacts the block 703, pushing the block 703 to move and separate from the clamping frame 702, so that the clamping frame 702 can be moved to loosen the plate; when cutting, the nozzle 3 moves downward, and the movable plate 609 moves downward, and the movement of the movable plate 609 drives the vertical rod 705 to move, and the displacement of the vertical rod 705 separates the groove 706 from the block 703, and the block 703 contacts the outer wall of the vertical rod 705, so that the block 703 has no space for displacement, and the block 703 is engaged with the clamping frame 702 to prevent the clamping frame 702 from moving.

[0046] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hydrogen cutting device provided with a hydrogen generating device, comprising a cutting table (1) and a hydrogen generator (2), wherein the hydrogen generator (2) is located on one side of the cutting table (1), a nozzle (3) is provided above the cutting table (1), the hydrogen generator (2) and the nozzle (3) are connected via a connecting pipe (4), and characterized in that: The nozzle (3) is moved by a moving mechanism (5), and the nozzle (3) is shielded by a protective mechanism (6) when cutting, and the metal plate is fixed on the cutting table (1) by a clamping mechanism (7); the moving mechanism (5) comprises a moving seat (501), the moving seat (501) is fixedly connected to the top of the cutting table (1), a moving groove (502) is provided at the top of the moving seat (501), a moving frame (503) is slidably connected to the inner wall of the moving groove (502), a first motor (504) is installed on the outer wall of the moving seat (501), an output end of the first motor (504) is connected to a first threaded rod (505), the first threaded rod (505) passes through the moving frame (503), a lifting plate (506) is provided above the moving frame (503), and the nozzle (3) is installed at the bottom end of the lifting plate (506); The protective mechanism (6) comprises a shielding frame (601), the shielding frame (601) is slidably connected to the inside of the cutting table (1) and extends to the top of the cutting table (1), the top of the moving frame (503) is provided with a slide groove (602), the inner wall of the slide groove (602) is symmetrically slidably connected to a slide plate (603), the top of the slide plate (603) is rotatably connected to a connecting rod (604), the top of the connecting rod (604) is rotatably connected to the lifting plate (506), a second motor (605) is installed inside the moving frame (503), the output end of the second motor (605) is connected to a second threaded rod (606), and the second threaded rod (606) passes through the The slide plate (603) is fixedly connected to a lower pressure rod (607) at the bottom end of the lifting plate (506), and the lower pressure rod (607) passes through the movable frame (503) and extends to the bottom end of the movable frame (503). The interior of the cutting table (1) is slidably connected to a lower pressure plate (608) extending to the bottom end of the inner wall of the movable groove (502). The bottom end of the lower pressure plate (608) is fixedly connected to a movable plate (609), and the top end of the movable plate (609) is fixedly connected to a connecting column (610). The interior of the cutting table (1) is rotatably connected to the outer wall of the connecting column (610), and the spur gear (611) is in contact with the shielding frame (601). The clamping mechanism (7) comprises a displacement groove (701), the displacement groove (701) is arranged at the top end of the cutting table (1), the inner wall of the displacement groove (701) is slidably connected to a clamping frame (702), a clamping block (703) is slidably connected to one side of the clamping frame (702) inside the cutting table (1), a connecting spring (704) is connected between the clamping block (703) and the cutting table (1), and a vertical rod (705) is slidably connected to one side of the clamping block (703) inside the cutting table (1). The bottom end of the vertical rod (705) is fixedly connected to the movable plate (609), the outer wall of the vertical rod (705) is provided with a groove (706), the outer wall of the clamping frame (702) close to the clamping block (703) is provided with a pushing groove (707), the inner wall of the pushing groove (707) is slidably connected to a pushing plate (708), the inside of the clamping frame (702) is slidably connected to a pushing frame (709) extending above the clamping frame (702), and the pushing frame (709) is fixedly connected to the pushing plate (708).

2. A hydrogen cutting device provided with a hydrogen generating device according to claim 1, characterized in that: The bottom of the movable frame (503) is in a T-shape, the outer wall of the movable frame (503) fits the inner wall of the movable groove (502), and the outer wall of the movable frame (503) is provided with a first threaded hole, which matches the first threaded rod (505).

3. The hydrogen cutting equipment provided with a hydrogen generating device according to claim 1, characterized in that: The inner wall of the slide groove (602) fits with the outer wall of the slide plate (603), the outer wall of the slide plate (603) is provided with a second threaded hole, and the outer wall of the second threaded rod (606) is symmetrically provided with external threads, which match the second threaded hole.

4. The hydrogen cutting equipment provided with a hydrogen generating device according to claim 1, characterized in that: The lower pressing rod (607) is located above the lower pressing plate (608), and a movable groove (8) for the movable plate (609) to slide is provided inside the cutting table (1).

5. The hydrogen cutting equipment provided with a hydrogen generating device according to claim 1, characterized in that: The cross-section of the shielding frame (601) is C-shaped, and the outer walls of the shielding frame (601) and the connecting column (610) are both provided with tooth grooves, and the tooth grooves are meshed with the spur gear (611).

6. The hydrogen cutting equipment provided with a hydrogen generating device according to claim 1, characterized in that: The inner wall of the displacement groove (701) is in contact with the outer wall of the bottom of the clamping frame (702); the outer wall of the clamping frame (702) is provided with ratchet teeth, and one end of the clamping block (703) is engaged with the ratchet teeth.

7. The hydrogen cutting equipment provided with a hydrogen generating device according to claim 1, characterized in that: The inner wall of the pushing groove (707) fits the outer wall of the pushing plate (708), a vertical groove for the vertical rod (705) to slide is provided inside the cutting table (1), and one end of the clamping block (703) extends to the inner wall of the vertical groove.

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