Laser engraving machine with safety protection mechanism

Abstract

The utility model provides a laser engraving machine with a safety protection mechanism, which relates to the technical field of laser engraving machines and comprises a processing table, a cover plate is rotatably connected to the inner side of the processing table, a workbench is fixedly mounted on the inner side of the processing table, and a motor A is fixedly mounted on the surface of the processing table. And a threaded rod A is fixedly installed at the output end of the motor A, the surface of the threaded rod A is in threaded connection with a frame plate, a motor B is fixedly installed on the surface of the frame plate, and a threaded rod B is fixedly installed at the output end of the motor B. According to the laser engraving device, by arranging the insertion groove, the frame plate, the filter screen, the limiting piece A, the pipeline, the exhaust fan and the leakage groove, smoke and dust can be absorbed and collected by starting the exhaust fan in the laser engraving process, so that the safety protection effect can be effectively improved, workers are prevented from excessively sucking the smoke and the dust, the working environment is improved, and the working efficiency is improved. And the risk of body diseases of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of laser engraving machines, in particular to a laser engraving machine with a safety protection mechanism. Background Art

[0002] The use of laser engraving machines for ancient building restoration refers to the use of laser technology to carry out the restoration and protection of ancient buildings. This equipment can finely process the details of carvings, reliefs, carvings, etc. on ancient buildings through the high-precision engraving and cutting functions of the laser, and restore the original decoration and structural features of the ancient buildings. The laser engraving machine has the advantages of high efficiency and precision in the restoration of ancient buildings. It can protect the original appearance of ancient buildings, extend their service life, and reduce dependence on traditional restoration processes. Publication No. CN206084146U discloses a laser engraving machine, which relates to the field of engraving technology. The laser engraving machine includes a motion mechanism, a motor drive device electrically connected to the motion mechanism for driving the motion mechanism to move, a laser engraving assembly arranged on the motion mechanism, a control box for accommodating the motion mechanism, and a fixed plate arranged in the control box for fixing the processing material. The motion mechanism specifically includes: a horizontal slide rail for supporting the left and right sliding of the laser engraving assembly; a longitudinal slide rail for supporting the up and down sliding of the laser engraving assembly; and a propulsion slide rail for supporting the forward and backward sliding of the laser engraving assembly. The laser engraving machine provided by the utility model controls the motion mechanism to move in multiple directions through the control panel, and fixes the processing material in the control box, thereby avoiding the defect of unstable clamping of the processing material as the motion mechanism moves, and has high precision, which is conducive to the realization of fine engraving work and the consistency of the appearance of the finished product. However, in the actual working process of this laser engraving machine, there is no safety protection mechanism for smoke and dust, which may cause workers to inhale excessive dust and harmful smoke during work, thereby causing harm to the health of the workers and may worsen the working environment, which needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a laser engraving machine with a safety protection mechanism comprises a processing table, the inner side of the processing table is rotatably connected with a cover plate, the inner side of the processing table is fixedly installed with a workbench, the surface of the processing table is fixedly installed with a motor A, the output end of the motor A is fixedly installed with a threaded rod A, the surface of the threaded rod A is threadedly connected with a frame plate, the surface of the frame plate is fixedly installed with a motor B, the output end of the motor B is fixedly installed with a threaded rod B, a slide groove is provided on the inner side of the frame plate, a moving table is slidably connected to the inner side of the slide groove, an electric push rod is fixedly installed on the top of the moving table, a laser head is fixedly installed on the output end of the electric push rod, a slot is provided on the inner side of the workbench, a frame plate is inserted into the inner side of the slot, a filter is provided on the inner side of the frame plate, a limit plate A is rotatably connected to the back side of the workbench, a pipeline is connected to the inner side of the workbench, an exhaust fan is fixedly installed on the side of the processing table, and a drain groove is provided on the inner side of the workbench.

[0005] Preferably, the exhaust end of the exhaust fan is connected to the workbench through a pipe. Here, by setting the exhaust fan, the air inside the workbench can be quickly extracted through the pipe when the exhaust fan is working, so that dust and smoke can be absorbed and collected during the laser engraving process, thereby effectively preventing workers from inhaling smoke and dust, ensuring the health of the workers.

[0006] Preferably, the frame plate is slidably connected to the inner side of the processing table, and the frame plate is in a ∩ shape. Here, by setting the frame plate, the multi-position adjustment of the laser head can be achieved in conjunction with the motor A, the motor B, the threaded rod A, the threaded rod B, and the electric push rod, thereby effectively improving the flexibility and adjustability of the laser head.

[0007] Preferably, the inner side of the frame plate is provided with threads, and the threads provided on the inner side of the frame plate mesh with the threads on the surface of the threaded rod A. Here, by providing the threads on the inner side of the frame plate, the frame plate can be driven to move along the processing table under the action of the threads during the rotation of the threaded rod A, thereby driving the laser head to move along the Y axis.

[0008] Preferably, the inner side of the movable platform is provided with threads, and the threads on the inner side of the movable platform mesh with the threads on the surface of the threaded rod B. Here, by providing the threads on the inner side of the movable platform, the movable platform can be driven to slide along the slide groove during the rotation of the threaded rod B, thereby driving the laser head to move along the X axis.

[0009] Preferably, a card slot is provided on the inner side of the cover plate, a positioning column is fixedly installed on the inner side of the card slot, a mounting plate is inserted on the inner side of the card slot, a protective plate is fixedly installed on the inner side of the mounting plate, a positioning slot is provided on the inner side of the mounting plate, and the surface of the cover plate is rotatably connected with a limit plate B. Here, by providing the card slot, the positioning column, the mounting plate, the protective plate, the positioning slot, and the limit plate B, the engraving situation can still be observed after the cover plate is closed, and the protective plate can be quickly removed for cleaning and maintenance.

[0010] Preferably, the material of the protective plate is acrylic. Here, the protective plate made of acrylic has good light transmittance and impact resistance.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by arranging slots, frame plates, filters, limit plates A, pipes, exhaust fans, and leakage slots, smoke and dust can be absorbed and collected by starting the exhaust fan during the laser engraving process, thereby effectively improving the safety protection effect, preventing workers from excessively inhaling smoke and dust, improving the working environment, and reducing the risk of workers getting sick.

[0013] 2. In the utility model, by providing the card slot, positioning column, mounting plate, protective plate, positioning slot, and limit plate B, the engraving situation can still be observed after the cover is closed, and the protective plate can be quickly disassembled and maintained, and the disassembly and assembly method is simple and fast, which is convenient for maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of the overall structure of a laser engraving machine with a safety protection mechanism;

[0015] Figure 2 An exploded diagram of a cover plate in a laser engraving machine with a safety protection mechanism is proposed for the utility model;

[0016] Figure 3 A rear view of a laser engraving machine with a safety protection mechanism is proposed for the utility model;

[0017] Figure 4 A cross-sectional view of a laser engraving machine with a safety protection mechanism is proposed for the utility model;

[0018] Figure 5 An exploded diagram of a laser engraving machine with a safety protection mechanism is proposed for the utility model;

[0019] Figure 6 The utility model proposes a laser engraving machine with a safety protection mechanism Figure 5 Enlarged view of point B in .

[0020] Legend:

[0021] 1. Processing table; 2. Cover plate; 3. Workbench; 4. Motor A; 5. Threaded rod A; 6. Frame plate; 7. Motor B; 8. Threaded rod B; 9. Slide; 10. Moving table; 11. Electric push rod; 12. Laser head; 13. Slot; 14. Frame plate; 15. Filter; 16. Limiting piece A; 17. Pipeline; 18. Exhaust fan; 19. Leakage groove; 20. Card slot; 21. Positioning column; 22. Mounting plate; 23. Protective plate; 24. Positioning groove; 25. Limiting piece B. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1

[0025] See also Figure 1-4The utility model provides a technical solution: a laser engraving machine with a safety protection mechanism, comprising a processing table 1, a cover plate 2 is rotatably connected to the inner side of the processing table 1, a workbench 3 is fixedly installed on the inner side of the processing table 1, a motor A4 is fixedly installed on the surface of the processing table 1, a threaded rod A5 is fixedly installed on the output end of the motor A4, a frame plate 6 is threadedly connected to the surface of the threaded rod A5, the frame plate 6 is slidably connected to the inner side of the processing table 1, the frame plate 6 is ∩-shaped, a thread is provided on the inner side of the frame plate 6, the thread provided on the inner side of the frame plate 6 is meshed with the thread on the surface of the threaded rod A5, a motor B7 is fixedly installed on the surface of the frame plate 6, a threaded rod B8 is fixedly installed on the output end of the motor B7, a slide groove 9 is provided on the inner side of the frame plate 6, a moving table 10 is slidably connected to the inner side of the slide groove 9, and a thread is provided on the inner side of the moving table 10 The threads on the inner side of the movable table 10 mesh with the threads on the surface of the threaded rod B8. An electric push rod 11 is fixedly installed on the top of the movable table 10. A laser head 12 is fixedly installed on the output end of the electric push rod 11. A slot 13 is provided on the inner side of the workbench 3. A frame plate 14 is inserted on the inner side of the slot 13. A filter screen 15 is provided on the inner side of the frame plate 14. The back of the workbench 3 is rotatably connected to a limit plate A16. A pipe 17 is connected to the inner side of the workbench 3. An exhaust fan 18 is fixedly installed on the side of the processing table 1. The exhaust end of the exhaust fan 18 is connected to the workbench 3 through the pipe 17. A leakage groove 19 is provided on the inner side of the workbench 3. The exhaust fan 18 is started to extract the air inside the workbench 3, so that the smoke and dust generated during the laser engraving process can be absorbed and sucked into the inner side of the workbench 3 through the leakage groove 19.

[0026] Embodiment 2

[0027] See also Figure 5-6 A card slot 20 is provided on the inner side of the cover plate 2, a positioning column 21 is fixedly installed on the inner side of the card slot 20, a mounting plate 22 is inserted on the inner side of the card slot 20, a protective plate 23 is fixedly installed on the inner side of the mounting plate 22, the material of the protective plate 23 is acrylic, the protective plate 23 made of acrylic material has good light transmittance and impact resistance, a positioning slot 24 is provided on the inner side of the mounting plate 22, the surface of the cover plate 2 is rotatably connected with a limiting plate B25, the limiting plate B25 is rotated so that it no longer presses against the mounting plate 22, and then the mounting plate 22 is pulled out from the inner side of the card slot 20, so that the protective plate 23 can be cleaned.

[0028] Working principle: During operation, the motor A4 drives the threaded rod A5 to rotate, and the action of the thread drives the frame plate 6 to move on the inner side of the processing table 1, thereby driving the laser head 12 to move along the Y axis. The motor B7 is started and drives the threaded rod B8 to rotate. At this time, the action of the thread drives the laser head 12 to move along the X axis. At the same time, the electric push rod 11 can drive the laser head 12 to move along the Z axis, thereby achieving precise laser engraving. During operation, the cover plate 2 is first closed, and then the exhaust fan 18 is started to extract the air from the inner side of the workbench 3, thereby absorbing the smoke and dust generated during the laser engraving process and sucking them into the inner side of the workbench 3 through the leakage groove 19. Then, the dust is intercepted and collected under the action of the filter 15, and the smoke is transported Discharge or treatment elsewhere, thereby effectively improving the working environment. During this process, the engraving work can be observed through the protective plate 23. When cleaning the filter 15, first rotate the limit plate A16 so that it no longer presses against the frame plate 14, and then the frame plate 14 can be pulled out from the inner side of the slot 13 to maintain the filter 15. When the protective plate 23 needs to be maintained, first rotate the limit plate B25 so that it no longer presses against the mounting plate 22, and then pull the mounting plate 22 out from the inner side of the slot 20, so that the protective plate 23 can be cleaned. During installation, first align the positioning groove 24 of the mounting plate 22 with the positioning column 21 and push it into the inner side of the slot 20, and then rotate the limit plate B25 and make it press against the surface of the mounting plate 22 again. At this time, the disassembly and maintenance of the protective plate 23 is completed.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A laser engraving machine with a safety protection mechanism, comprising a processing table (1), characterized in that: The inner side of the processing table (1) is rotatably connected with a cover plate (2), the inner side of the processing table (1) is fixedly installed with a workbench (3), the surface of the processing table (1) is fixedly installed with a motor A (4), the output end of the motor A (4) is fixedly installed with a threaded rod A (5), the surface of the threaded rod A (5) is threadedly connected with a frame plate (6), the surface of the frame plate (6) is fixedly installed with a motor B (7), the output end of the motor B (7) is fixedly installed with a threaded rod B (8), the inner side of the frame plate (6) is provided with a slide groove (9), the inner side of the slide groove (9) is slidably connected with a moving table (10), An electric push rod (11) is fixedly mounted on the top of the movable platform (10), a laser head (12) is fixedly mounted on the output end of the electric push rod (11), a slot (13) is provided on the inner side of the workbench (3), a frame plate (14) is inserted on the inner side of the slot (13), a filter screen (15) is arranged on the inner side of the frame plate (14), a limit plate A (16) is rotatably connected to the back side of the workbench (3), a pipeline (17) is connected to the inner side of the workbench (3), an exhaust fan (18) is fixedly mounted on the side of the processing platform (1), and a drain groove (19) is provided on the inner side of the workbench (3).

2. The laser engraving machine with a safety protection mechanism according to claim 1, characterized in that: The exhaust end of the exhaust fan (18) is connected to the workbench (3) through a pipeline (17).

3. The laser engraving machine with a safety protection mechanism according to claim 1, characterized in that: The frame plate (6) is slidably connected to the inner side of the processing table (1), and the frame plate (6) is in a ∩ shape.

4. The laser engraving machine with a safety protection mechanism according to claim 1, characterized in that: The inner side of the frame plate (6) is provided with threads, and the threads provided on the inner side of the frame plate (6) are meshed with threads on the surface of the threaded rod A (5).

5. The laser engraving machine with a safety protection mechanism according to claim 1, characterized in that: The inner side of the movable platform (10) is provided with a thread, and the thread on the inner side of the movable platform (10) is meshed with the thread on the surface of the threaded rod B (8).

6. The laser engraving machine with a safety protection mechanism according to claim 1, characterized in that: A card slot (20) is provided on the inner side of the cover plate (2), a positioning column (21) is fixedly installed on the inner side of the card slot (20), a mounting plate (22) is inserted on the inner side of the card slot (20), a protective plate (23) is fixedly installed on the inner side of the mounting plate (22), a positioning slot (24) is provided on the inner side of the mounting plate (22), and a limiting plate B (25) is rotatably connected to the surface of the cover plate (2).

7. The laser engraving machine with a safety protection mechanism according to claim 6, characterized in that: The material of the protection plate (23) is acrylic.

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