Machining platform for laser additive and subtractive manufacturing

Abstract

The machining platform for laser additive and subtractive manufacturing comprises a machining table, supporting legs are fixedly connected to the two ends of the lower end of the machining table, a first notch is formed in the middle of the upper end of each supporting leg, a moving mechanism is arranged in each first notch, and clamping mechanisms are arranged at the two ends of the upper end of the machining table. The two clamping mechanisms are symmetrically arranged, and a combination mechanism is arranged on one side of the machining table. According to the machining platform for laser additive and subtractive manufacturing, through the structural matching design of the two clamping mechanisms and the moving mechanism, a material needing to be machined can be clamped according to the size of the material needing to be machined, the material needing to be machined is clamped through the two clamping mechanisms, and the machining efficiency is improved. And therefore, the machined material cannot vibrate when the material is machined, and flaws caused to the machined material are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of a processing platform for laser additive and subtractive material manufacturing, in particular to a processing platform for laser additive and subtractive material manufacturing. Background Art

[0002] Selective Laser Melting (SLM) is a laser additive manufacturing technology based on the material discrete-gradual accumulation method to manufacture solid parts. It uses high-power laser as the heat source to melt metal powder layer by layer, and can directly manufacture parts with complex and fine structures (high processing accuracy). This technology can achieve rapid, moldless near-net forming of dense materials with complex structures, providing new ideas for the integrated preparation of complex and fine structure parts. In particular, it provides a simple, fast, low-cost, green flexible manufacturing technology from powder to whole parts for the molding of key precision parts in the fields of aerospace, medical equipment, precision machine tools, electronic communications, etc., and has a bright application prospect.

[0003] Refer to the patent number CN214814826U, a processing platform for laser additive and subtractive composite manufacturing, which states as follows: the forward and reverse motor drives the driving roller and the conveying belt drives the driven rolling, and the forward and reverse motor can move the processed product, without manual movement of the product, reducing the labor and labor cost investment, and improving production efficiency;

[0004] However, during the implementation process, the applicant found that the patent had the following problems:

[0005] In the specific application process of this patent, the material to be processed cannot be clamped and fixed, and as a result, slight vibrations are likely to occur during the processing of the material, causing defects in the processing details;

[0006] Therefore, it is necessary to propose a processing platform for laser additive and subtractive manufacturing to provide a new technical solution to solve the above-mentioned technical problems. Utility Model Content

[0007] Based on this, it is necessary to provide a processing platform for laser additive and subtractive manufacturing to address the above-mentioned technical problems. Through the structural coordination design of two clamping mechanisms and a moving mechanism, the material to be processed can be clamped according to its size. By clamping the material to be processed by the two clamping mechanisms, the material to be processed will not vibrate during processing, thereby avoiding defects in the processed material.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0009] A processing platform for laser additive and subtractive material manufacturing is applied to laser additive and subtractive material manufacturing.

[0010] The processing platform for laser additive and subtractive material manufacturing specifically includes a protective plate and a processing table. Both ends of the lower end of the processing table are fixedly connected with support legs. A first slot is opened in the middle of the upper end of the support leg. A moving mechanism is arranged inside the first slot. Both ends of the upper end of the processing table are provided with clamping mechanisms, and the two clamping mechanisms are symmetrically arranged. A combination mechanism is arranged on one side of the processing table.

[0011] As a preferred embodiment of the processing platform for laser additive manufacturing provided by the utility model, the moving mechanism includes a connecting disk, which is located in the middle position inside the first slot, and both ends of the connecting disk are fixedly connected to first screws, and the two first screws are symmetrically arranged, and one end of the first screws away from the connecting disk is rotatably connected to a first bearing, and one end of the first bearing away from the first screw is fixedly connected to one end inside the first slot, and the other end of the first screw away from the connecting disk is provided with a first motor, and the first motor is fixedly connected to the other end inside the first slot, and the output end of the first motor is fixedly connected to the first screw.

[0012] As a preferred embodiment of the processing platform for laser additive and subtractive material manufacturing provided by the utility model, the clamping mechanism includes a support plate, the middle part of the lower end of the support plate is fixedly connected with a first connecting block, the first connecting block is slidably connected with the first notch, and the first connecting block at the same end is respectively threadedly connected with the first screw at the same end, and the two support plates are fixedly connected with a round rod on both sides away from the upper end of each other, and the first fixing plate is arranged at an end position of the round rod away from the support plate, the first fixing plate and the support plate correspond to each other, the end of the round rod away from the support plate is fixedly connected with the first fixing plate, the outer side of the round rod and the clamping plate are arranged between the support plate and the first fixing plate, and the clamping plate is slidably connected with the round rod, a rotating handle is arranged in the middle part of the upper end of the first fixing plate, and a second screw is fixedly connected with the middle part of the lower end of the rotating handle, the lower end of the second screw passes through the first fixing plate and extends to the outer side of the lower end of the first fixing plate and is rotatably connected with a second bearing, and the end of the second bearing away from the second screw is fixedly connected to the clamping plate.

[0013] As a preferred embodiment of the processing platform for laser additive and subtractive material manufacturing provided by the utility model, the combined mechanism includes a connecting column, which is located at one side of the processing table, a fixed column is fixedly connected to the upper end of the connecting column and the side close to the processing table, a second notch is opened in the middle of the lower end of the fixed column, a moving component is arranged inside the second notch, a slider is fixedly connected to the position of one side of the connecting column corresponding to the processing table, a slide groove is opened at a side of the processing table close to the connecting column and the position corresponding to the slider, and the slider is slidably connected to the slide groove opened on the processing table.

[0014] As a preferred embodiment of the processing platform for laser additive manufacturing provided by the utility model, the combination mechanism also includes a second fixed plate, which is fixed at the lower end of the connecting column, and a second motor is fixedly connected to the side of the second fixed plate away from the processing table, and the output end of the second motor extends through the second fixed plate to the outer side of the second fixed plate close to the processing table and is fixedly connected to a roller, and the roller is rollingly connected to the lower end of the processing table.

[0015] As a preferred embodiment of the laser additive manufacturing processing platform provided by the utility model, the moving component includes a second connecting block, the upper end of the second connecting block is located inside the second slot, the end of the second connecting block located at one end inside the second slot is fixedly connected to a third motor, third slots are opened on both sides of the second slot, the output ends on both sides of the third motor extend to the inside of the third slots on both sides and are fixedly connected to gears, the bottom of the third slot is fixedly connected to a rack, the gear is meshed with the rack, the lower end of the second connecting block is located outside the second slot, and the lower end of the second slot is fixedly connected to a laser device.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] The utility model provides a processing platform for laser additive and subtractive material manufacturing. Through the structural coordination design of two clamping mechanisms and a moving mechanism, the material to be processed can be clamped according to its size. The two clamping mechanisms clamp the material to be processed so that the material to be processed will not vibrate during processing, thereby avoiding defects in the processed material.

[0018] The utility model provides a processing platform for laser additive and subtractive material manufacturing. Through the structural design of the combined mechanism, when it is necessary to process the material, the position of the material processing can be adjusted through the design of the combined mechanism, thereby improving the efficiency of the material processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the overall structure of a processing platform for laser additive and subtractive material manufacturing provided by the utility model;

[0021] Figure 2 A schematic diagram of the structure of a processing platform moving mechanism for laser additive and subtractive material manufacturing provided by the utility model;

[0022] Figure 3 A schematic diagram of the structure of a clamping mechanism for a processing platform for laser additive and subtractive material manufacturing provided by the utility model;

[0023] Figure 4 A schematic diagram of the structure of a processing platform assembly mechanism for laser additive and subtractive manufacturing provided by the utility model;

[0024] Figure 5 This is an enlarged view of a processing platform A for laser additive and subtractive material manufacturing provided by the utility model;

[0025] Figure 6 The utility model provides a structural schematic diagram of a processing platform moving component for laser additive and subtractive material manufacturing.

[0026] The markings in the figure are as follows:

[0027] 1. Processing table; 2. Support leg; 3. First notch; 4. Moving mechanism; 5. Clamping mechanism; 6. Combining mechanism; 7. Connecting plate; 8. First screw; 9. First bearing; 10. First motor; 11. Support plate; 12. First connecting block; 13. Round rod; 14. First fixed plate; 15. Clamping plate; 16. Second bearing; 17. Second screw; 18. Turning handle; 19. Connecting column; 20. Fixed column; 21. Second notch; 22. Moving assembly; 23. Slider; 24. Second fixed plate; 25. Second motor; 26. Roller; 27. Second connecting block; 28. Third motor; 29. ​​Gear; 30. Third notch; 31. Rack; 32. Laser equipment. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0029] As described in the background technology, during the specific application of this patent, the material to be processed cannot be clamped and fixed, and as a result, slight vibrations are prone to occur when the material is processed, causing defects in the processing details.

[0030] In order to solve this technical problem, the utility model provides a processing platform for laser additive and subtractive material manufacturing, which is applied to laser additive and subtractive material manufacturing.

[0031] Specifically, please refer to Figure 1 A processing platform for laser additive and subtractive material manufacturing specifically includes a processing table 1, both ends of the lower end of the processing table 1 are fixedly connected with support legs 2, a first slot 3 is opened in the middle of the upper end of the support leg 2, a moving mechanism 4 is arranged inside the first slot 3, both ends of the upper end of the processing table 1 are provided with clamping mechanisms 5, the two clamping mechanisms 5 are symmetrically arranged, and a combination mechanism 6 is arranged on one side of the processing table 1.

[0032] The utility model provides a processing platform for laser additive and subtractive material manufacturing. Through the structural coordination design of two clamping mechanisms 5 and a moving mechanism 4, the material to be processed can be clamped according to its size. The two clamping mechanisms 5 clamp the material to be processed so that the material to be processed will not vibrate during the processing, thereby avoiding defects in the processed material.

[0033] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0034] Embodiment 1:

[0035] Please refer to Figure 1-Figure 5 A processing platform for laser additive and subtractive manufacturing includes a processing table 1, wherein, in order to support the processing table 1, both ends of the lower end of the processing table 1 are fixedly connected with support legs 2, a first notch 3 is opened in the middle of the upper end of the support leg 2, a moving mechanism 4 is arranged inside the first notch 3, both ends of the upper end of the processing table 1 are provided with clamping mechanisms 5, the two clamping mechanisms 5 are symmetrically arranged, and a combination mechanism 6 is arranged on one side of the processing table 1.

[0036] Through the above structural design, it can be known that the two clamping mechanisms 5 can clamp the material to be processed, the moving mechanism 4 can quickly adjust the approach distance of the two clamping mechanisms 5, and the combined mechanism 6 can quickly process the material.

[0037] Specifically, the moving mechanism 4 includes a connecting disk 7, which is located in the middle position inside the first slot 3. Both ends of the connecting disk 7 are fixedly connected to first screws 8. The two first screws 8 are symmetrically arranged, and one end of the first screws 8 away from the connecting disk 7 is rotatably connected to a first bearing 9, and one end of the first bearing 9 away from the first screw 8 is fixedly connected to one end inside the first slot 3. The other end of the first screw 8 away from the connecting disk 7 is provided with a first motor 10, and the first motor 10 is fixedly connected to the other end inside the first slot 3, and the output end of the first motor 10 is fixedly connected to the first screw 8.

[0038] Specifically, the clamping mechanism 5 includes a support plate 11, a first connecting block 12 is fixedly connected to the middle of the lower end of the support plate 11, the first connecting block 12 is slidably connected to the first notch 3, the first connecting blocks 12 at the same end are respectively threadedly connected to the first screw 8 at the same end, and the two support plates 11 are fixedly connected to the two sides away from the upper ends of each other. A first fixing plate 14 is arranged at the end of the round rod 13 away from the support plate 11, and the first fixing plate 14 corresponds to the support plate 11. The end of the round rod 13 away from the support plate 11 is connected to the first The fixing plate 14 is fixedly connected, and a clamping plate 15 is provided on the outer side of the round rod 13 and between the support plate 11 and the first fixing plate 14. The clamping plate 15 is slidably connected to the round rod 13. A turning handle 18 is provided in the middle of the upper end of the first fixing plate 14. A second screw 17 is fixedly connected to the middle of the lower end of the turning handle 18. The lower end of the second screw 17 passes through the first fixing plate 14 and extends to the outer side of the lower end of the first fixing plate 14 and is rotatably connected to a second bearing 16. The end of the second bearing 16 away from the second screw 17 is fixedly connected to the clamping plate 15.

[0039] Through the above structural design, it can be known that when it is necessary to clamp materials of different sizes, the first motor 10 can be started, and then after the first motor 10 is started, the output end of the first motor 10 drives a first screw 8 to rotate, and then the rotating first screw 8 drives another first screw 8 to rotate on the first bearing 9 through the connecting plate 7, and the rotation of the two first screws 8 can drive the two first connecting blocks 12 to approach each other inside the first notch 3, and the two first connecting blocks 12 are brought close to each other, so that the two support plates 11 are brought close to each other, and then when the two first connecting blocks 12 are brought close to each other, the two first support plates 11 are brought close to each other. After the two support plates 11 are moved to the appropriate positions, the two ends of the material to be processed are placed on the support plates 11 at the same end respectively. After the processed material is placed, the handle 18 can be rotated, and the rotation of the handle 18 drives the second screw 17 to rotate in the middle of the first fixed plate 14. The second screw 17 is moved toward the support plate 11 by the rotation of the second screw 17, and then the second screw 17 pushes the clamping plate 15 to approach the support plate 11 through the second bearing 16, and then one end of the material on the support plate 11 can be clamped by the clamping plate 15.

[0040] Specifically, the combined mechanism 6 includes a connecting column 19, which is located at one side of the processing table 1. A fixed column 20 is fixedly connected to the upper end of the connecting column 19 and the side close to the processing table 1. A second notch 21 is opened in the middle of the lower end of the fixed column 20. A moving component 22 is arranged inside the second notch 21. A slider 23 is fixedly connected to the position of the connecting column 19 corresponding to the processing table 1. A slide groove is opened at a side of the processing table 1 close to the connecting column 19 and at a position corresponding to the slide groove. The slide groove is slidably connected to the slide groove opened on the processing table 1.

[0041] Specifically, the combination mechanism 6 also includes a second fixed plate 24, which is fixed at the lower end of the connecting column 19. The second fixed plate 24 is fixedly connected to a second motor 25 on the side away from the processing table 1. The output end of the second motor 25 passes through the second fixed plate 24 and extends to the outer side of the second fixed plate 24 close to the processing table 1 and is fixedly connected to a roller 26, which is rollingly connected to the lower end of the processing table 1.

[0042] Through the above structural design, it can be known that when the connecting column 19 needs to be moved, the second motor 25 can be started, and after the second motor 25 is started, the output end of the second motor 25 drives the roller 26 to rotate, and the roller 26 is connected to the bottom of the processing table 1, so that when the roller 26 rotates, the roller 26 drives the second fixed plate 24 to move, and then the movement of the second fixed plate 24 drives the connecting column 19 to move, and the movement of the connecting column 19 is guided and limited by the slider 23.

[0043] Embodiment 2:

[0044] The laser additive manufacturing processing platform provided in Example 1 is further optimized. Specifically, Figure 6 As shown, the moving component 22 includes a second connecting block 27, the upper end of the second connecting block 27 is located inside the second slot 21, the end of the second connecting block 27 located at one end inside the second slot 21 is fixedly connected to a third motor 28, third slots 30 are opened on both sides of the second slot 21, the output ends on both sides of the third motor 28 extend to the inside of the third slots 30 on both sides respectively and are fixedly connected to gears 29, the bottom of the third slot 30 is fixedly connected to a rack 31, the gear 29 is meshed with the rack 31, the lower end of the second connecting block 27 is located outside the second slot 21, and the lower end of the second slot 21 is fixedly connected to a laser device 32.

[0045] Through the above structural design, it can be known that when the position of the laser device 32 needs to be moved, the third motor 28 on the second connecting block 27 can be started, and then after the third motor 28 is started, the output ends on both sides of the third motor 28 drive the gears 29 on both sides to rotate, and through the connection between the gear 29 and the third slot 30, when the gear 29 rotates, the gear 29 moves on the third slot 30, and then the movement of the gear 29 can drive the second connecting block 27 to move inside the second slot 21, and the movement of the second connecting block 27 can drive the laser device 32 to move its position, and the material can be processed by the laser device 32.

Claims

1. A processing platform for laser additive and subtractive manufacturing, characterized in that: The invention comprises a processing table (1), wherein both ends of the lower end of the processing table (1) are fixedly connected to support legs (2), a first notch (3) is provided in the middle of the upper end of the support leg (2), a moving mechanism (4) is provided inside the first notch (3), both ends of the upper end of the processing table (1) are provided with clamping mechanisms (5), the two clamping mechanisms (5) are symmetrically arranged, and a combination mechanism (6) is provided on one side of the processing table (1); The clamping mechanism (5) comprises a support plate (11), a first connection block (12) is fixedly connected to the middle of the lower end of the support plate (11), the first connection block (12) is slidably connected to the first notch (3), the first connection block (12) at the same end is respectively threadedly connected to the first screw rod (8) at the same end, the two support plates (11) are fixedly connected to round rods (13) on both sides away from the upper ends, a first fixing plate (14) is arranged at the end of the round rod (13) away from the support plate (11), the first fixing plate (14) and the support plate (11) correspond to each other, and the end of the round rod (13) away from the support plate (11) is connected to the first fixing plate (14). The first fixing plate (14) is fixedly connected, a clamping plate (15) is arranged on the outer side of the round rod (13) and between the supporting plate (11) and the first fixing plate (14), the clamping plate (15) is slidably connected to the round rod (13), a turning handle (18) is arranged in the middle of the upper end of the first fixing plate (14), a second screw rod (17) is fixedly connected in the middle of the lower end of the turning handle (18), the lower end of the second screw rod (17) passes through the first fixing plate (14) and extends to the outer side of the lower end of the first fixing plate (14) and is rotatably connected to a second bearing (16), and one end of the second bearing (16) away from the second screw rod (17) is fixedly connected to the clamping plate (15).

2. A processing platform for laser additive and subtractive manufacturing according to claim 1, characterized in that: The moving mechanism (4) comprises a connecting disk (7), wherein the connecting disk (7) is located at a middle position inside the first notch (3), and both ends of the connecting disk (7) are fixedly connected to a first screw rod (8), and the two first screw rods (8) are symmetrically arranged, wherein one end of the first screw rod (8) away from the connecting disk (7) is rotatably connected to a first bearing (9), and one end of the first bearing (9) away from the first screw rod (8) is fixedly connected to one end inside the first notch (3), and the other end of the first screw rod (8) away from the connecting disk (7) is provided with a first motor (10), and the first motor (10) is fixedly connected to the other end inside the first notch (3), and the output end of the first motor (10) is fixedly connected to the first screw rod (8).

3. The laser additive manufacturing processing platform according to claim 1, characterized in that: The combined mechanism (6) comprises a connecting column (19), the connecting column (19) being located at one side of the processing table (1), a fixing column (20) being fixedly connected to the upper end of the connecting column (19) and the side close to the processing table (1), a second notch (21) being provided in the middle of the lower end of the fixing column (20), a moving assembly (22) being provided inside the second notch (21), a sliding block (23) being fixedly connected to the position of the one side of the connecting column (19) corresponding to the processing table (1), a sliding groove being provided at the side of the processing table (1) close to the connecting column (19) and the position corresponding to the sliding block (23), and the sliding block (23) being slidably connected to the sliding groove provided on the processing table (1).

4. A processing platform for laser additive and subtractive manufacturing according to claim 3, characterized in that: The combined mechanism (6) further comprises a second fixed plate (24), the second fixed plate (24) being fixed at a position at the lower end of the connecting column (19), a second motor (25) being fixedly connected to a side of the second fixed plate (24) away from the processing table (1), an output end of the second motor (25) extending through the second fixed plate (24) to an outer side of a side of the second fixed plate (24) close to the processing table (1) and being fixedly connected to a roller (26), the roller (26) being rollingly connected to the lower end of the processing table (1).

5. The laser additive manufacturing processing platform according to claim 4, characterized in that: The moving assembly (22) comprises a second connecting block (27), the upper end of the second connecting block (27) is located inside the second slot (21), the end of the second connecting block (27) located at one end inside the second slot (21) is fixedly connected to a third motor (28), both sides of the second slot (21) are provided with third slots (30), the output ends on both sides of the third motor (28) extend to the inside of the third slots (30) on both sides respectively and are fixedly connected to gears (29), the bottom of the third slot (30) is fixedly connected to a rack (31), the gear (29) is meshedly connected to the rack (31), the lower end of the second connecting block (27) is located outside the second slot (21), and the lower end of the second slot (21) is fixedly connected to a laser device (32).

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