High-speed laser cladding equipment

Abstract

The utility model discloses high-speed laser cladding equipment, and relates to the technical field of laser cladding. The laser cladding device comprises a workbench, a driving block, a laser cladding assembly and a positioning block, a [-shaped seat is fixed to the upper end of the workbench, a cavity for mounting a lead screw is formed in the upper end of the [-shaped seat, one end of the lead screw penetrates through the cavity and is fixed to an output shaft of a first motor in a case, and the other end of the lead screw is connected with the side of the cavity through a bearing; when the laser cladding head is used, the laser cladding head is matched with the lead screw through the threaded sleeve to move in the horizontal direction according to machining requirements, and meanwhile the distance between the laser cladding head and materials can be adjusted through the telescopic end of the electric lifting column. A machined part fixed in the positioning ring can drive the driving gear through the output shaft of the second motor to drive the driven gear on the outer side of one end of the positioning ring to rotate, and therefore the machined part is turned over.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of laser cladding, and concretely relates to a high-speed laser cladding equipment. BACKGROUND

[0002] Laser cladding is a new type of coating technology, which is to apply a metal coating to the surface of a part by using a laser as a heat source, mainly through a laser cladding head to feed the coating material to the surface of the material, and then the high temperature of the laser beam melts the metal powder and the surface of the workpiece to form a molten pool, and after cooling, a metallurgical bonding layer is formed on the surface of the workpiece.

[0003] According to the disclosure No. CN218146950U, a new laser cladding equipment is disclosed, which can realize convenient clamping and fixing of different specifications of pipe workpieces through the setting of multiple fixing frames, fixing plates and other structures, so that subsequent cladding operation can be better performed.

[0004] However, the above-mentioned laser cladding equipment is difficult to perform full-range cladding operation on the surface of the pipe workpiece during use due to the fixed horizontal position of the laser cladding mechanism, i.e. the workpiece cannot be moved horizontally, so that the cladding position is fixed, and thus the cladding effect of the workpiece is poor, which cannot meet the use requirement. Therefore, the utility model is proposed. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model is to overcome the shortcomings of the prior art and provide a high-speed laser cladding equipment.

[0006] To solve the above-mentioned technical problem, the basic concept of the technical solution of the utility model is as follows:

[0007] A high-speed laser cladding equipment, comprising a workbench, a driving block, a laser cladding assembly and a positioning block, the upper end of the workbench is fixed with a U-shaped seat, a cavity for installing a lead screw is formed in the upper end of the U-shaped seat, one end of the lead screw penetrates the cavity and is fixed with the output shaft of the first motor in the machine box, the other end of the lead screw is connected with the side of the cavity through a bearing, a threaded sleeve is installed outside the lead screw, a driving block is fixed at the lower end of the threaded sleeve, an electric lifting column is fixed in the driving block, the telescopic end of the electric lifting column penetrates the driving block and is fixed with the laser cladding assembly, a laser cladding head is arranged at the bottom of the laser cladding assembly, a material spraying nozzle for conveying metal coating material is installed at both sides of the lower end of the laser cladding head, and the two sides of the material spraying nozzle are connected with the feeding pipe.

[0008] The middle part of the lower side of the U-shaped seat is symmetrically fixed with a positioning block for placing a pipe fitting to be processed, recesses are formed in the middle part of the U-shaped seat and the workbench for installing an electric lifting rod, the top of the electric lifting rod is fixed with a three-jaw chuck for fixing a special-shaped workpiece;

[0009] One side of the workbench is fixed with a controller.

[0010] Optionally, the inside upper end of the cavity is fixed with a guide rail for horizontal movement of a guide block, the bottom of the guide block is fixed with the upper end of the threaded sleeve, and the lower side of the cavity is provided with a strip-shaped slot for horizontal movement of a driving block, and dustproof piano plates are installed between the two sides of the driving block and the two sides of the inside of the strip-shaped slot.

[0011] Optionally, the middle part of each positioning block is rotatably connected with a positioning ring through a bearing, a pressing plate and a backing plate are respectively arranged in the middle part of the two positioning rings, the opposite surfaces of the pressing plate and the backing plate are provided with a reserved slot for installing a rubber block, and the rubber block is limited by the fixed bolt between the pressing plate and the backing plate.

[0012] Optionally, the upper end of each positioning ring is threadedly connected with a resisting bolt, the bottom of the resisting bolt penetrates through the positioning ring and is rotatably connected with the upper end of the pressing plate through a bearing, one end of the positioning ring is externally sleeved with a transmission gear engaged with a driving gear, the driving gear is fixedly installed on the outside of the output shaft of the second motor, and the second motor is fixed on the middle part of the lower side of the U-shaped seat through a support column.

[0013] Optionally, the inside of the workbench is integrally formed with a box body, small air pumps are installed in the inside of the two box bodies, the gas delivery ends of the two small air pumps are communicated with the multi-way pipes in the inside of the workbench through pipelines, and an exhaust nozzle is installed on the upper end of each multi-way pipe.

[0014] Optionally, the two sides of the workbench are integrally formed with an extension end for penetrating a filter pipe, the outside of each extension end is threadedly connected with a filter pipe, the air inlet end of each filter pipe is provided with a through hole for installing a filter screen, and the other end of the exhaust pipe is communicated with the negative pressure end of the small air pump.

[0015] After the above technical scheme is adopted, the present application has the following advantages compared with the prior art, of course, any product implementing the present application does not necessarily need to achieve all the advantages described below:

[0016] 1. When the device is used, the laser cladding head moves horizontally through the cooperation of the threaded sleeve and the screw rod according to the processing needs, the distance between the laser cladding head and the material can be adjusted through the telescopic end of the electric lifting column, in order to ensure the full contact between the processed pipe and the laser cladding head, the workpiece fixed in the positioning ring can be turned over by driving the driven gear outside one end of the positioning ring through the output shaft of the second motor, thereby driving the driven gear to rotate.

[0017] 2. This device plays an auxiliary role in cooling the surface of the clad workpiece by setting up a small air pump, a multi-port pipe and an exhaust nozzle. That is, the small air pump is used to pump air to the exhaust nozzle and the airflow carries away the heat of the coating surface, thus helping to cool the coating.

[0018] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings. Attached Figure Description

[0019] The accompanying drawings described below are merely some embodiments. Those skilled in the art can obtain other drawings based on these drawings without any creative effort.

[0020] In the picture:

[0021] Figure 1 This is a schematic diagram of the front cross-sectional structure of this utility model;

[0022] Figure 2 for Figure 1 A schematic diagram of the structure of part A in the diagram;

[0023] Figure 3 for Figure 1 Schematic diagram of part B in the diagram;

[0024] Figure 4 for Figure 1 A schematic diagram of the structure of part C in the diagram;

[0025] Figure 5 for Figure 1 A schematic diagram of the structure of part D in the diagram;

[0026] Figure 6 for Figure 1 A schematic diagram of the structure of part E in the diagram.

[0027] The attached diagram lists the components represented by each number as follows:

[0028] 1. Workbench; 2. C-shaped seat; 3. Lead screw; 4. First motor; 5. Threaded sleeve; 6. Drive block; 7. Electric lifting column; 8. Laser cladding assembly; 9. Laser cladding head; 10. Nozzle; 11. Feeding pipe; 12. Positioning block; 13. Electric lifting rod; 14. Groove; 15. Three-jaw chuck; 16. Controller; 17. Guide block; 18. Guide rail; 19. Dustproof bellows; 20. Positioning ring; 21. Pressure plate; 22. Pad; 23. Rubber block; 24. Fixing bolt; 25. Abutment bolt; 26. Drive gear; 27. Transmission gear; 28. Second motor; 29. ​​Small air pump; 30. Multi-port pipe; 31. Exhaust nozzle; 32. Extension end; 33. Filter pipe; 34. Filter screen.

[0029] It should be noted that the drawings and the written description are not intended to limit the scope of the present application in any way, but are merely to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0030] The present application will now be further described in detail with reference to the drawings.

[0031] Please refer to Figures 1 to 6 The present application provides a technical solution: a high-speed laser cladding equipment, comprising a workbench 1, a driving block 6, a laser cladding assembly 8 and a positioning block 12, the upper end of the workbench 1 is fixed with a U-shaped seat 2, a cavity for installing a lead screw 3 is formed in the upper end of the U-shaped seat 2, one end of the lead screw 3 penetrates the cavity and is fixed with the output shaft of a first motor 4 inside the machine box, the other end of the lead screw 3 is connected with the side of the cavity through a bearing, a threaded sleeve 5 is installed outside the lead screw 3, the driving block 6 is fixed at the lower end of the threaded sleeve 5, an electric lifting column 7 is fixed inside the driving block 6, the telescopic end of the electric lifting column 7 penetrates the driving block 6 and is fixed with the laser cladding assembly 8, a laser cladding head 9 is arranged at the bottom of the laser cladding assembly 8, material spraying nozzles 10 for conveying metal coating materials are installed on both sides of the lower end of the laser cladding head 9, and the two sides of the material spraying nozzles 10 are communicated with feeding pipes 11;

[0032] The middle lower side of the U-shaped seat 2 is fixed with positioning blocks 12 for placing pipe fittings, recesses 14 for installing electric lifting rods 13 are formed in the middle of the U-shaped seat 2 and the workbench 1, and three-jaw chucks 15 for fixing special-shaped workpieces are fixed at the top of the electric lifting rods 13;

[0033] A controller 16 is fixed on one side of the workbench 1, and in consideration of the fact that the horizontal position of the laser cladding mechanism is fixed when the above-mentioned laser cladding equipment is used, it is difficult to perform all-around cladding operation on the surface of the pipe workpiece, that is, the workpiece cannot be horizontally moved, so that the cladding position is fixed, and thus the cladding effect of the workpiece is poor, which is difficult to meet the use requirement, when the device is used, the laser cladding head 9 can be moved in the horizontal direction through the cooperation of the threaded sleeve 5 and the lead screw 3 according to the processing requirement, and the distance between the laser cladding head 9 and the material can be adjusted through the telescopic end of the electric lifting column 7, in order to ensure the sufficient contact between the workpiece and the laser cladding head 9, the workpiece fixed in the positioning ring 20 can be driven to rotate by the output shaft of the second motor 28, the driving gear 26 and the driven gear on the outer side of one end of the positioning ring 20, so that the workpiece is turned over.

[0034] The upper end of the cavity is fixed with a guide rail 18 for horizontal movement of a guide block 17, the bottom of the guide block 17 is fixed with the upper end of the threaded sleeve 5, and the lower side of the cavity is provided with a strip-shaped slot for horizontal movement of a driving block 6, and a dustproof piano plate 19 is installed between the two sides of the driving block 6 and the inner sides of the strip-shaped slot, which plays a dustproof role between the strip-shaped slot and the driving block 6, preventing dust from entering the cavity and adhering to the outer surface of the lead screw 3, thereby affecting the transmission between the lead screw 3 and the threaded sleeve 5.

[0035] The middle part of the two positioning blocks 12 is rotatably connected with a positioning ring 20 through a bearing, a pressing plate 21 and a backing plate 22 are respectively arranged on the middle part of the two positioning rings 20, the opposite surfaces of the pressing plate 21 and the backing plate 22 are respectively provided with a reserved slot for installing a rubber block 23, and the rubber block 23 is limited by a fixing bolt 24 between the pressing plate 21 and the backing plate 22, which plays a fixing role between the rubber block 23 and the pressing plate 21 and the rubber block 23 and the backing plate 22, and when the rubber block 23 needs to be replaced in the later period, it only needs to be replaced by loosening the limiting bolt.

[0036] The upper end of each positioning ring 20 is threadedly connected with a resisting bolt 25, the bottom of the resisting bolt 25 penetrates through the positioning ring 20 and is rotatably connected with the upper end of the pressing plate 21 through a bearing, one end of the positioning ring 20 is externally fixed with a transmission gear 27 engaged with a driving gear 26, the driving gear 26 is fixedly installed on the outer side of the output shaft of a second motor 28, and the second motor 28 is fixed on the middle lower side of the U-shaped seat 2 through a support, and the second motor 28 cooperates with the driving gear 26 and the driven gear to rotate the positioning ring 20, when the positioning ring 20 rotates, the workpiece fixed in the positioning ring 20 can be turned over, thereby ensuring the coverage of the coating layer.

[0037] The inner sides of the workbench 1 are respectively provided with a box, a small air pump 29 is installed in each box, the air outlet ends of the two small air pumps 29 are communicated with a multi-way pipe 30 in the workbench 1 through pipelines, and an air outlet nozzle 31 is installed on the upper end of each multi-way pipe 30, which plays a role in auxiliary cooling of the surface of the cladding workpiece by setting the small air pump 29, the multi-way pipe 30 and the air outlet nozzle 31, that is, the heat on the surface of the coating layer is taken away by the air flow after the air is pumped to the air outlet nozzle 31 by the small air pump 29, which helps the cooling of the coating layer.

[0038] The two sides of the workbench 1 are integrally formed with an extension end 32 for penetrating the exhaust pipe, the outer sides of the two extension ends 32 are threadedly connected with a filter pipe 33, the air inlet end of each filter pipe 33 is provided with a through hole for installing a filter screen 34, and the other end of the exhaust pipe is communicated with the negative pressure end of the small air pump 29, which plays a filtering role on the air sucked by the small air pump 29 during operation by setting the filter screen 34.

[0039] The utility model is not limited to the above-mentioned embodiment, any person should know the structural change made under the enlightenment of the utility model, any technical scheme with the same or similar utility model falls into the protection scope of the utility model. The utility model does not describe the technology, shape, structure part in detail, which is the known technology.

Claims

1. A high-speed laser cladding apparatus comprising a worktable (1), a driving block (6), a laser cladding assembly (8) and a positioning block (12), characterized in that, The upper end of the workbench (1) is fixed with a U-shaped seat (2), a cavity for installing a lead screw (3) is arranged in the upper end of the U-shaped seat (2), one end of the lead screw (3) penetrates the cavity and is fixed with the output shaft of a first motor (4) in the cabinet, the other end of the lead screw (3) is connected with the side of the cavity through a bearing, a threaded sleeve (5) is arranged outside the lead screw (3), a driving block (6) is fixed at the lower end of the threaded sleeve (5), an electric lifting column (7) is fixed in the driving block (6), the telescopic end of the electric lifting column (7) penetrates the driving block (6) and is fixed with a laser cladding assembly (8), the bottom of the laser cladding assembly (8) is provided with a laser cladding head (9), a material nozzle (10) for conveying metal coating material is arranged on both sides of the lower end of the laser cladding head (9), and the two sides of the material nozzle (10) are communicated with a feeding pipe (11). The middle lower side of the U-shaped seat (2) is fixed with a positioning block (12) for placing a processing pipe, recesses (14) for installing electric lifting rods (13) are arranged in the middle of the U-shaped seat (2) and the workbench (1), and the top of the electric lifting rod (13) is fixed with a three-jaw chuck (15) for fixing a special-shaped workpiece. The side of the workbench (1) is fixed with a controller (16).

2. The high speed laser cladding apparatus according to claim 1, wherein The inside upper end of the cavity is fixed with a guide rail (18) for horizontal movement of a guide block (17), the bottom of the guide block (17) is fixed with the upper end of the threaded sleeve (5), and the lower side of the cavity is provided with a strip-shaped groove for horizontal movement of the driving block (6), and a dustproof organ board (19) is arranged between the two sides of the driving block (6) and the two sides of the strip-shaped groove.

3. The high speed laser cladding apparatus of claim 1, wherein, The middle of the two positioning blocks (12) is rotatably connected with a positioning ring (20) through a bearing, a pressing plate (21) and a backing plate (22) are arranged in the middle of the two positioning rings (20), the opposite surfaces of the pressing plate (21) and the backing plate (22) are provided with a reserved groove for installing a rubber block (23), and the rubber block (23) is limited by a fixed bolt (24) between the pressing plate (21) and the backing plate (22).

4. The high speed laser cladding apparatus according to claim 3, wherein The upper end of each positioning ring (20) is threadedly connected with a resisting bolt (25), the bottom of the resisting bolt (25) penetrates the positioning ring (20) and is rotatably connected with the upper end of the pressing plate (21) through a bearing, one end of the positioning ring (20) is externally sleeved with a transmission gear (27) engaged with a driving gear (26), the driving gear (26) is fixedly installed outside the output shaft of a second motor (28), and the second motor (28) is fixed on the middle lower side of the U-shaped seat (2) through a support column.

5. The high speed laser cladding apparatus of claim 1, wherein, The inside of the workbench (1) is provided with a box body, a small air pump (29) is arranged in the inside of the two box bodies, the gas delivery ends of the two small air pumps (29) are communicated with a multi-way pipe (30) in the inside of the workbench (1) through pipelines, and an exhaust nozzle (31) is arranged at the upper end of each multi-way pipe (30).

6. The high speed laser cladding apparatus of claim 5, wherein, Both sides of the workbench (1) are integrally formed with extension ends (32) for the exhaust pipe to penetrate, the outer part of the two extension ends (32) are threadedly connected with filter pipes (33), the air inlet end of each filter pipe (33) is provided with a through hole for installing a filter screen (34), and the other end of the exhaust pipe is communicated with the negative pressure end of a small air pump (29).

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