Automatic turning and discharging device for lettering

Abstract

The utility model discloses an automatic turning and discharging device for lettering, which comprises a rack assembly, a turning and transplanting assembly, a carrying gripper assembly and an electric control assembly, an X-axis driving device is arranged on the rack assembly, the turning and transplanting assembly comprises a turning base, a turning plate and a turning driving device, the turning base is arranged on the rack assembly, and the turning plate is arranged on the turning base. The overturning plate is rotationally arranged on the overturning base, the overturning driving device is installed on the overturning base, the carrying gripper assembly is installed on the overturning plate and comprises a gripper driving device and a gripper assembly, the gripper assembly is arranged on the overturning plate in a sliding mode, and the electric control assembly is electrically connected with the X-axis driving device, the overturning driving device and the gripper driving device. The carrying gripper assembly is used between a marking machine and a conveying belt of the die-casting machine, a robot places a workpiece to be marked on the marking machine for marking, the carrying gripper assembly grabs the workpiece, and the workpiece is placed on the conveying belt after being moved and turned over, so that the takt time of marking of the die-casting machine is shortened.

Description

Technical Field

[0001] The utility model relates to a device for automatically turning and discharging engraved characters. Background Art

[0002] With the increasing degree of industrial automation, laser marking and engraving are widely used in the die-casting industry to trace the quality problems of each product during the production process, thereby improving the quality controllability of the product. As the tonnage of die-casting machines increases, the requirement for engraving beat becomes higher and higher.

[0003] As disclosed in the Chinese utility model patent with the authorization announcement number CN205057301U, the existing laser marking machine uses a robot to pick up the workpiece and place it on the marking machine tooling. After the marking is completed, the robot picks up the workpiece and places it on the conveyor belt.

[0004] For the existing marking machine, since the same robot is used to place the workpiece on the marking machine and move the marked workpiece from the marking machine to the assembly line, it cannot perform feeding and discharging simultaneously, so the marking beat time is long, thus affecting the marking efficiency. Summary of the Invention

[0005] The purpose of the utility model is to provide a device for automatically turning and discharging engraved characters, and solve the technical defect that the marking beat time of the die-casting machine in the prior art is long, affecting the marking efficiency.

[0006] To solve the above problems, the technical solution adopted by the present utility model is: a lettering automatic flipping and discharging device, which includes a frame assembly, a flipping and transferring assembly, a handling gripper assembly, and an electric control assembly. An X-axis driving device is arranged on the frame assembly. The flipping and transferring assembly includes a flipping base, a flipping plate, and a flipping driving device. The flipping base is arranged on the frame assembly and forms a horizontal moving pair with the frame assembly. The X-axis driving device is connected to the flipping base and is used to drive the flipping base to slide along the X-axis direction. The flipping plate is rotatably arranged on the flipping base and its flipping axis is parallel to the X-axis direction. The flipping driving device is installed on the flipping base and is used to drive the flipping plate to flip. The handling gripper assembly is installed on the flipping plate and flips synchronously with the flipping of the flipping plate. The handling gripper assembly includes a gripper driving device and a gripper assembly. The gripper assembly is slidably arranged on the flipping plate and is driven by the gripper driving device to move relative to the flipping plate. The moving direction of the gripper assembly on the flipping plate is perpendicular to the X-axis direction. The gripper assembly is used to grab a workpiece from a marking machine in the use state, and after moving and flipping, place the workpiece on a conveyor belt. The electric control assembly is electrically connected to the X-axis driving device, the flipping driving device, and the gripper driving device. The present utility model is used between the marking machine and the conveyor belt of a die-casting machine. The robot places the workpiece to be marked on the marking machine for marking. After the marking is completed, the handling gripper assembly of the present utility model grabs the workpiece, and then through moving and flipping, places the workpiece on the conveyor belt. At the same time, the robot can perform other actions, such as grabbing a new workpiece to be marked and placing it on the marking machine. Therefore, loading the marking machine and unloading the marking machine are respectively completed by the robot and the present utility model, that is, the loading and unloading of the marking machine can be carried out simultaneously, thereby shortening the marking cycle time of the die-casting machine and improving the marking efficiency of the work.

[0007] As a further improvement of the present utility model, two or more guiding rods are arranged along the X-axis direction at the top of the frame assembly. The guiding rods pass through the flipping base to enable the base to slide on the guiding rods. The X-axis driving device is an X-axis driving cylinder installed on the frame assembly, and its output end is connected to the flipping base. The X-axis driving cylinder is used to drive the flipping base to slide on the frame assembly. The present utility model is provided with guiding rods to support the flipping base by the guiding rods and guide the sliding of the flipping base, so that the flipping and transferring assembly slides smoothly on the frame assembly.

[0008] As a further improvement of the present utility model, the flipping base includes a flipping bottom plate and three flipping side plates. The flipping bottom plate is installed on the frame assembly and slides thereon. The output end of the X-axis driving cylinder is connected to the flipping bottom plate. The bottom ends of the three flipping side plates are respectively fixedly connected to the three edges of the flipping bottom plate. The lower part of the flipping plate is rotatably connected to the side of the flipping bottom plate where the flipping side plates are not fixed. The flipping driving device is installed on the flipping bottom plate. The flipping bottom plate in the flipping base of the present utility model is used to connect to the guide rod and install the flipping driving device. The flipping side plates enclose the flipping driving device therein, playing a role in protecting the flipping driving device. And the three flipping side plates form a "C" shape, and the flipping plate is installed at the notch thereof, enabling the flipping plate to flip without obstruction.

[0009] As a further improvement of the present utility model, it further includes a sliding block. The sliding block is fixed to the bottom of the flipping bottom plate. The guide rod passes through the sliding block, and the sliding block moves on the guide rod. The output end of the X-axis driving cylinder is connected to the sliding block. The present utility model is provided with a sliding block, which makes it more convenient for the flipping bottom plate to slide and connect with the guide rod.

[0010] As a further improvement of the present utility model, the lower part of the flipping plate is rotatably connected to the flipping base by a rotating shaft. The flipping driving device is a flipping driving cylinder. The cylinder body of the flipping driving cylinder is rotatably installed on the flipping base. The piston rod of the flipping driving cylinder is rotatably connected to the upper part of the flipping plate. The extension and contraction of the piston rod of the flipping driving cylinder are used to drive the flipping of the flipping plate. The present utility model uses the extension and contraction of the piston rod of the flipping driving cylinder to drive the flipping of the flipping plate, and the overall structure is simple and convenient to install.

[0011] As a further improvement of the present utility model, the gripper assembly includes a gripper plate and two gripper cylinders. The gripper plate is connected to the gripper driving device and is driven by the gripper driving device to slide relative to the flipping plate. The piston rods of the two gripper cylinders are arranged facing each other, and clamping plates are provided at the ends of the piston rods of the gripper cylinders. The piston rods of the two gripper cylinders extend to push the two clamping plates to move towards each other for gripping the workpiece, and the piston rods of the two gripper cylinders contract to release the gripped workpiece. The gripper plate in the present utility model is convenient to connect with the gripper driving device, and the two gripper cylinder piston rods push the clamping plates to move, thereby clamping and gripping the workpiece or releasing the workpiece.

[0012] As a further improvement of the present utility model, the gripper driving device is a gripper driving cylinder, whose cylinder body is installed on the flipping plate. The piston rod of the gripper driving cylinder is perpendicular to the X-axis and is fixedly connected to the gripper plate. In the present utility model, the extension and contraction of the piston rod of the gripper driving cylinder are used to drive the gripper plate to move relative to the flipping plate.

[0013] As a further improvement of the present utility model, the frame assembly includes a support plate and two support columns. The support plate is used to be fixed on the ground in the use state. The bottom ends of the two support columns are respectively fixed at both ends of the support plate. Both ends of the guide rod are fixed at the tops of the two support columns. The X-axis driving cylinder adopts a rodless cylinder, and its slider is connected to the flipping base. Both ends of the X-axis driving cylinder are respectively fixedly connected to the tops of the two support columns. The present utility model uses the support plate to increase the contact area between the frame assembly and the ground in the use state, improving the stability of the present utility model. By using a rodless cylinder, the volume occupied by the cylinder body alone can be reduced, and the moving distance of the flipping and transferring assembly on the frame assembly can be increased.

[0014] As a further improvement of the present utility model, the frame assembly further includes two horizontal connecting beams and a reinforcing plate. One of the horizontal connecting beams is fixed on the support plate, and its two ends are respectively fixedly connected to the bottom ends of the two support columns. The other horizontal connecting beam is fixedly connected to the middle parts of the two support columns. A reinforcing plate is fixedly installed on each side of the two horizontal connecting beams, and the bottom end of the reinforcing plate is fixed to the support plate. The present utility model uses the horizontal connecting beams and the reinforcing plate to further increase the connection strength of each part of the frame assembly in the present utility model.

[0015] As a further improvement of the present utility model, it further includes an electric control component mounting plate. The electric control component mounting plate is fixed at the connection of one of the support columns and the upper horizontal connecting beam, and the electric control component is installed on the electric control component mounting plate. The present utility model provides the electric control component mounting plate, which is convenient for the installation of the electric control component.

[0016] In summary, the beneficial effects of the present utility model are as follows: The present utility model shortens the long marking cycle time of the die-casting machine, improves the marking efficiency of workpieces, has a simple structure, and is convenient to operate. Description of the Drawings

[0017] Figure 1 is a three-dimensional structural schematic diagram of the present utility model.

[0018] Figure 2 is Figure 1 a partial enlarged view of part A in

[0019] Figure 3 is a three-dimensional structural schematic diagram of another angle of the present utility model.

[0020] Wherein: 1. Frame assembly; 2. X-axis drive device; 3. Inverting and transferring assembly; 4. Inverting base; 5. Inverting plate; 6. Inverting drive device; 7. Handling gripper assembly; 8. Gripper drive device; 9. Gripper assembly; 10. Electric control assembly; 11. Guide rod; 12. Inverting bottom plate; 13. Inverting side plate; 14. Slide block; 15. Gripper plate; 16. Gripper cylinder; 17. Clamping plate; 18. Support plate; 19. Support column; 20. Horizontal connecting beam; 21. Reinforcing plate; 22. Electric control assembly mounting plate. Detailed implementation mode

[0021] The following further describes the detailed implementation mode of the present utility model with reference to the accompanying drawings.

[0022] As Figures 1 to 3 shown in the engraving automatic inverting and discharging device, which includes a frame assembly 1, an inverting and transferring assembly 3, a handling gripper assembly 7 and an electric control assembly 10. An X-axis drive device 2 is arranged on the frame assembly 1. The inverting and transferring assembly 3 includes an inverting base 4, an inverting plate 5 and an inverting drive device 6. The inverting base 4 is arranged on the top of the frame assembly 1 and forms a horizontal moving pair with the frame assembly 1. The inverting base 4 slides relative to the frame assembly 1, so that the entire inverting and transferring assembly 3 can slide on the top of the frame assembly 1. The X-axis drive device 2 is connected to the inverting base 4 for driving the inverting base 4 to slide along the X-axis direction. The entire inverting and transferring assembly 3 slides along the X-axis direction on the frame assembly 1. The inverting plate 5 is rotatably arranged on the inverting base 4 and its rotation axis is parallel to the X-axis direction. The inverting drive device 6 is installed on the inverting base 4 and is connected to the inverting plate 5 for driving the inverting plate 5 to invert. The handling gripper assembly 7 is installed on the inverting plate 5 and synchronously inverts with the inverting of the inverting plate 5. The handling gripper assembly 7 includes a gripper drive device 8 and a gripper assembly 9. The gripper assembly 9 is slidably arranged on the inverting plate 5 and is driven by the gripper drive device 8 to move relative to the inverting plate 5. The moving direction of the gripper assembly 9 on the inverting plate 5 is perpendicular to the X-axis direction. The gripper assembly 9 is used to grab workpieces from the marking machine in the use state. The workpieces in this state are the workpieces after being marked by the marking machine. After moving and inverting, the gripper assembly 9 places the workpieces on the conveyor belt for conveying by the conveyor belt. The electric control assembly 10 is electrically connected to the X-axis drive device 2, the inverting drive device 6 and the gripper drive device 8 for controlling the actions of the X-axis drive device 2, the inverting drive device 6 and the gripper drive device 8. The electric control assembly 10 itself and its control of the actions of the X-axis drive device 2, the inverting drive device 6 and the gripper drive device 8 are prior arts and are not described in detail in the present utility model.

[0023] As Figure 1 and Figure 3As shown in the figure, the present utility model is provided with more than two guide rods 11 along the X-axis direction on the top of the frame assembly 1. The number of the guide rods 11 is preferably set to three, and the three guide rods 11 are arranged at equal intervals. The guide rods 11 pass through the flipping base 4 to enable the base to slide on the guide rods 11. The guide rods 11 guide the sliding of the flipping base 4 and improve the stability of the flipping base 4 sliding on the frame assembly 1. The X-axis driving device 2 in the present utility model is an X-axis driving cylinder installed on the frame assembly 1, and the output end of the X-axis driving cylinder is connected to the flipping base 4. The X-axis driving cylinder is used to drive the flipping base 4 to slide horizontally on the frame assembly 1.

[0024] As Figure 2 shown, the flipping base 4 in the present utility model includes a flipping bottom plate 12 and three flipping side plates 13. The flipping bottom plate 12 is installed on the guide rods 11 of the frame assembly 1 and slides on the guide rods 11. The output end of the X-axis driving cylinder is connected to the bottom of the flipping bottom plate 12. The bottom ends of the three flipping side plates 13 are respectively fixedly connected to the three edges of the flipping bottom plate 12. Two of the flipping side plates 13 are perpendicular to the X-axis direction, and the other flipping side plate 13 is parallel to the X-axis direction. The lower part of the flipping plate 5 is rotatably connected to the side of the flipping bottom plate 12 where the flipping side plates 13 are not fixed, that is, the rotation axis is located at one end of the flipping bottom plate 12 where the notch formed by the flipping side plates 13 is located. The present utility model is provided with a "U"-shaped connecting seat on the flipping bottom plate 12, and a connecting block is fixedly arranged at the lower part of the flipping plate 5. The connecting block is placed in the connecting seat, and the flipping plate 5 is rotatably connected to the flipping bottom plate 12 by a rotation axis passing through the connecting seat and the connecting block. The flipping driving device 6 is installed on the flipping bottom plate 12.

[0025] As Figure 3 shown, the flipping base 4 is further provided with a sliding block 14. The sliding block 14 is fixed on the lower surface of the flipping bottom plate 12, and a through hole matching with the guide rod 11 is opened along the X-axis direction on the sliding guide block 14. The guide rod 11 passes through the sliding block 14 through the above through hole to enable the sliding block 14 to move on the guide rod 11. Due to the movement of the sliding block 14, the flipping base 4 slides on the guide rod 11, so that the entire flipping and transferring assembly 3 slides on the guide rod 11. The output end of the X-axis driving cylinder is connected to the sliding block 14. In the present utility model, the lower part of the flipping plate 5 is rotatably connected to the flipping base 4 by a rotation axis. The flipping driving device 6 is a flipping driving cylinder. The cylinder body of the flipping driving cylinder is rotatably installed at one end of the flipping base 4 away from the flipping plate 5, and the piston rod of the flipping driving cylinder is rotatably connected to the upper part of the flipping plate 5. The telescopic movement of the piston rod of the flipping driving cylinder is used to drive the flipping plate 5 to flip.

[0026] As Figure 3As shown in the figure, the gripper assembly 9 in the present utility model includes a gripper plate 15 and two gripper cylinders 16. The gripper plate 15 is connected to the gripper driving device 8 and is driven by the gripper driving device 8 to slide relative to the turning plate 5. The piston rods of the two gripper cylinders 16 are arranged facing each other, and clamping plates 17 are provided at the ends of the piston rods of the gripper cylinders 16. The piston rods of the two gripper cylinders 16 extend or contract synchronously. When the piston rods of the two gripper cylinders 16 extend, they push the two clamping plates 17 to move towards each other for clamping and grasping the workpiece. When the piston rods of the two gripper cylinders 16 contract, they drive the two clamping plates 17 to move away from each other for releasing the grasped workpiece.

[0027] As Figures 1 to 3 shown in the figure, the gripper driving device 8 in the present utility model is a gripper driving cylinder. The cylinder body of the gripper driving cylinder is detachably mounted on the turning plate 5 by bolts. The piston rod of the gripper driving cylinder is perpendicular to the X-axis and is fixedly connected to the surface of the gripper plate 15 on the side away from the gripper cylinder 16. When the piston rod of the gripper driving cylinder extends, it is used to push the gripper assembly 9 to move in a direction away from the turning plate 5, and when the piston rod of the gripper driving cylinder contracts, it is used to pull the gripper assembly 9 to move in a direction towards the turning plate 5.

[0028] As Figure 1 and Figure 3 shown in the figure, the frame assembly 1 includes a support plate 18 and two support columns 19. The support plate 18 is in a horizontal state and is a rectangular plate, which is used to be fixed on the ground in the use state. Both support columns 19 are made of square steel. The support columns 19 are arranged vertically, and the bottoms of the two support columns 19 are respectively fixed at both ends of the support plate 18. Both ends of the guide rod 11 are fixed at the tops of the two support columns 19. The X-axis driving cylinder is a rodless cylinder, and its slider is connected to the turning base 4. Both ends of the X-axis driving cylinder are respectively fixed to the tops of the two support columns 19.

[0029] As Figure 1 and Figure 3 shown in the figure, the frame assembly 1 is further provided with a reinforcing plate 21 and two horizontal connecting beams 20. One of the horizontal connecting beams 20 is fixed on the support plate 18, and its two ends are respectively fixed to the bottoms of the two support columns 19. This horizontal connecting beam 20 is fixed to the support column 19 and the support plate 18 by welding. The other horizontal connecting beam 20 is welded and fixed to the middle parts of the two support columns 19. One reinforcing plate 21 is fixed on each side of the two horizontal connecting beams 20. The reinforcing plate 21 is of a trapezoidal structure. The bottom end of the reinforcing plate 21 is fixed to the support plate 18, and the reinforcing plate 21 is welded and fixed to both the support column 19 and the support plate 18.

[0030] As Figure 3As shown, in order to facilitate the installation of the electric control component 10, the utility model is provided with an electric control component mounting plate 22, which is fixed at the connection of one of the support columns 19 and a horizontal connecting beam 20 located above. The electric control component mounting plate 22 is detachably mounted on the support column 19 and the horizontal connecting beam 20 by bolts, and the electric control component 10 is mounted on the electric control component mounting plate 22.

[0031] When the utility model is in use, the marking device of the die-casting machine is arranged in front of one end of the frame assembly 1. The conveyor belt conveys horizontally from the upper side of a horizontal connecting beam 20 away from the marking machine. The robot places the workpiece to be marked on the marking machine for marking. After marking is completed, the gripper driving cylinder drives the gripper plate 15 to move away from the flipping plate 5, and is driven by the flipping driving cylinder to flip upward. Then, the X-axis driving device 2 drives the flipping and transferring assembly 3 to move towards the marking machine to the marking machine. The gripper cylinder 16 drives the two clamping plates 17 to move towards each other and clamp the workpiece. Then, the X-axis driving device 2 drives the flipping and transferring assembly 3 to move towards the conveyor belt to above the conveyor belt. The flipping driving cylinder drives it to flip downward, places the workpiece on the conveyor belt, and then the gripper driving cylinder drives the gripper plate 15 to move back towards the flipping plate 5 to wait for the next grasping of the marked workpiece. The utility model is used to flip and discharge the marked workpiece from the marking machine, and the robot is only used to place the workpiece to be marked on the marking machine. Therefore, the utility model can place the workpiece to be marked on the marking machine and transfer the marked workpiece to the conveyor belt simultaneously, reducing the marking cycle time of the workpiece and improving the marking efficiency of the workpiece.

[0032] Parts not specifically described in the above description are all prior art or can be achieved through prior art. Moreover, the specific implementation cases described in the utility model are only the preferred implementation cases of the utility model, and are not used to limit the implementation scope of the utility model. That is, equivalent changes and modifications made to the content within the scope of the patent application of the utility model should be regarded as the technical scope of the utility model.

Claims

1. Engraving automatic flipping and discharging device, characterized in that: including a frame assembly (1) with an X-axis driving device (2) arranged thereon; a turning and transferring assembly (3) including a turning base (4), a turning plate (5) and a turning driving device (6). The turning base (4) is arranged on the frame assembly (1) and forms a horizontal moving pair with the frame assembly (1). The X-axis driving device (2) is connected to the turning base (4) for driving the turning base (4) to slide along the X-axis direction. The turning plate (5) is rotatably arranged on the turning base (4) and its rotation axis is parallel to the X-axis direction. The turning driving device (6) is installed on the turning base (4) for driving the turning plate (5) to turn; a handling gripper assembly (7) installed on the turning plate (5) and synchronously turning with the turning of the turning plate (5). The handling gripper assembly (7) includes a gripper driving device (8) and a gripper assembly (9). The gripper assembly (9) is slidably arranged on the turning plate (5) and is driven by the gripper driving device (8) to move relative to the turning plate (5). The moving direction of the gripper assembly (9) relative to the turning plate (5) is perpendicular to the X-axis direction. The gripper assembly (9) is used to grab workpieces from a marking machine in the working state, and after moving and turning, place the workpieces on a conveyor belt; an electric control assembly (10) electrically connected to the X-axis driving device (2), the turning driving device (6) and the gripper driving device (8).

2. The automatic turning and discharging device for engraving according to claim 1, characterized in that: two or more guide rods (11) are arranged along the X-axis direction at the top of the frame assembly (1). The guide rods (11) pass through the turning base (4) to enable the base to slide on the guide rods (11); The X-axis driving device (2) is an X-axis driving cylinder installed on the frame assembly (1), and its output end is connected to the turning base (4). The X-axis driving cylinder is used to drive the turning base (4) to slide on the frame assembly (1).

3. The automatic engraving and flipping discharge device according to claim 2, characterized in that: The turning base (4) includes a turning bottom plate (12) and three turning side plates (13). The turning bottom plate (12) is installed on the frame assembly (1) and slides on the frame assembly (1). The output end of the X-axis driving cylinder is connected to the turning bottom plate (12). The bottoms of the three turning side plates (13) are respectively fixedly connected to the three edges of the turning bottom plate (12). The lower part of the turning plate (5) is rotatably connected to the side of the turning bottom plate (12) where the turning side plates (13) are not fixed. The turning driving device (6) is installed on the turning bottom plate (12).

4. The automatic turning and discharging device for engraving characters according to claim 3, wherein: It further includes a sliding block (14) fixed to the bottom of the turning bottom plate (12). The guide rod (11) passes through the sliding block (14), and the sliding block (14) moves on the guide rod (11). The output end of the X-axis driving cylinder is connected to the sliding block (14).

5. The automatic turning and discharging device for engraving according to claim 1, characterized in that: The lower part of the turning plate (5) is rotatably connected to the turning base (4) by a rotation axis; The flipping drive device (6) is a flipping drive cylinder. The cylinder block of the flipping drive cylinder is rotatably installed on the flipping base (4). The piston rod of the flipping drive cylinder is rotatably connected to the upper part of the flipping plate (5). The telescopic movement of the piston rod of the flipping drive cylinder is used to drive the flipping of the flipping plate (5).

6. The automatic engraving and flipping and discharging device according to claim 1, wherein: The gripper assembly (9) includes a gripper plate (15), which is connected to the gripper drive device (8) and is driven by the gripper drive device (8) to slide relative to the flipping plate (5); two gripper cylinders (16). The piston rods of the two gripper cylinders (16) are arranged facing each other, and clamping plates (17) are provided at the ends of the piston rods of the gripper cylinders (16). The piston rods of the two gripper cylinders (16) extend to push the two clamping plates (17) to move towards each other for gripping the workpiece. The piston rods of the two gripper cylinders (16) contract to release the gripped workpiece.

7. The automatic flipping and discharging device for engraving according to claim 6, wherein: The gripper drive device (8) is a gripper drive cylinder. Its cylinder block is installed on the flipping plate (5). The piston rod of the gripper drive cylinder is perpendicular to the X-axis and is fixedly connected to the gripper plate (15).

8. The automatic flipping and discharging device for engraving characters according to claim 2, wherein: The frame assembly (1) includes a support plate (18), which is used to be fixed on the ground in the use state; two support columns (19). The bottoms of the two support columns (19) are respectively fixed at both ends of the support plate (18). Both ends of the guide rod (11) are fixed at the tops of the two support columns (19). The X-axis drive cylinder adopts a rodless cylinder, and its slider is connected to the flipping base (4). Both ends of the X-axis drive cylinder are respectively fixedly connected to the tops of the two support columns (19).

9. The automatic engraving and flipping discharge device according to claim 8, characterized in that: The frame assembly (1) further includes two horizontal connecting beams (20). One of the horizontal connecting beams (20) is fixed on the support plate (18), and its two ends are respectively fixedly connected to the bottoms of the two support columns (19). The other horizontal connecting beam (20) is fixedly connected to the middle parts of the two support columns (19); strengthening plates (21). One strengthening plate (21) is fixed on each side of the two horizontal connecting beams (20). The bottom end of the strengthening plate (21) is fixedly connected to the support plate (18).

10. The automatic turning and discharging device for engraving characters according to claim 9, wherein: It further includes an electric control component mounting plate (22), which is fixed at the connection of one of the support columns (19) and the upper horizontal connecting beam (20). The electric control component (10) is mounted on the electric control component mounting plate (22).

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