Deformation restraining device for laser cladding plane machining

Abstract

The utility model discloses a laser cladding plane processing deformation restraining device which comprises an arch-shaped platform, a cooling pipe installation groove is formed in the upper surface of the arch-shaped platform, a cooling pipe is installed in the cooling pipe installation groove, a cooling water inlet is formed in one end of the cooling pipe, a cooling water outlet is formed in the other end of the cooling pipe, and a cooling water outlet is formed in the other end of the cooling pipe. A water cooling machine body is installed on one side of the arch-shaped platform, a water pump is installed at the front end of the water cooling machine body, a controller is installed on the lower surface of the arch-shaped platform, and electric push rods are installed at the four corners of the lower portion of the arch-shaped platform. According to the deformation restraining device for laser cladding plane machining, a plane workpiece is pre-bent through the arch-shaped platform and the fixed suction cup, the bending direction is opposite to the heated deformation direction, and therefore the heated deformation force of the plane workpiece is counteracted; and meanwhile, a circulating water cooling pipe is arranged in the device and is externally connected with a water cooling machine body, and the base platform and the plane workpiece clamped on the surface of the base platform are continuously cooled in the laser cladding machining process.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cladding, in particular to a laser cladding plane processing deformation suppression device. Background Art

[0002] Laser cladding refers to placing the selected coating material on the surface of the cladding substrate in different ways. After laser irradiation, it and a thin layer on the substrate surface are melted at the same time, and then quickly solidified to form a surface coating with extremely low dilution and metallurgical bonding with the substrate, which significantly improves the wear resistance, corrosion resistance, heat resistance, oxidation resistance and electrical properties of the base surface.

[0003] During laser cladding plane processing, thermal deformation is inevitable due to the large size, thin thickness, and uneven local heating of the flat workpiece. In severe cases, it may even affect subsequent processing. Therefore, we propose a laser cladding plane processing deformation suppression device. Utility Model Content

[0004] The purpose of the utility model is to provide a laser cladding plane processing deformation suppression device to solve the problem raised in the above background technology that during laser cladding plane processing, the plane workpiece will inevitably experience thermal deformation due to the large size, thin thickness, and uneven local heating of the plane workpiece, which may even affect subsequent processing in severe cases.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laser cladding plane processing deformation suppression device, comprising an arched platform, a cooling pipe installation groove is provided on the upper surface of the arched platform, a cooling pipe is installed inside the cooling pipe installation groove, a cooling water inlet is provided at one end of the cooling pipe, and a cooling water outlet is provided at the other end of the cooling pipe, a water chiller is installed on one side of the arched platform, a water pump is installed at the front end of the water chiller, a controller is installed on the lower surface of the arched platform, and electric push rods are installed at the four corners below the arched platform;

[0006] A suction cup installation groove is opened inside the arched platform, a fixed suction cup is installed inside the suction cup installation groove, an air pipe is installed below the fixed suction cup, an electric control valve is installed on the left side of the air pipe, and an air pump is installed on the right side of the air pipe.

[0007] Preferably, the upper surface of the arched platform is an arched structure, and the upper surface of the cooling pipe is an arched structure, and the shape and size of the cooling pipe are consistent with the shape and size of the inside of the cooling pipe installation groove.

[0008] Preferably, the cooling pipe is connected to the output end of the chiller through a cooling water inlet, and the input end of the chiller is connected to the output end of the water pump, and the input end of the water pump is connected to the cooling pipe through a cooling water outlet.

[0009] Preferably, the fixed suction cup is connected to an air pipe, the air pipe is connected to an electric control valve, and the air pipe is connected to an input end of an air pump.

[0010] Preferably, the trachea is further provided with:

[0011] A fixed block is fixedly installed inside the air pipe, a through hole is opened inside the fixed block, a baffle is movably installed below the fixed block, a sealing gasket is installed on the outer surface of the baffle, and a return spring is installed inside the through hole.

[0012] Preferably, the baffle is elastically connected to the through hole via a return spring, and the shape and size of the baffle are larger than the shape and size of the through hole, and the sealing gasket fits the fixing block.

[0013] Compared with the prior art, the utility model provides a device for suppressing deformation of a plane processing by laser cladding, which has the following beneficial effects: the device for suppressing deformation of a plane processing by laser cladding pre-bends the plane workpiece through an arched platform and a fixed suction cup, and the bending direction is opposite to the direction of thermal deformation, thereby offsetting the thermal deformation force of the plane workpiece; at the same time, a circulating water cooling pipe is provided inside the device, and a cold water body is externally connected, so that the base platform and the plane workpiece clamped on its surface are continuously cooled during the laser cladding process; after the laser cladding process is completed, the fastening device is loosened, and the plane workpiece rebounds to a flat state, effectively solving the problem of thermal deformation in the plane processing by laser cladding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the arched platform of the utility model;

[0016] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0017] In the figure: 1. arched platform; 2. cooling pipe; 3. cooling pipe mounting groove; 4. fixed suction cup; 5. cooling water inlet; 6. chiller body; 7. water pump; 8. cooling water outlet; 9. controller; 10. suction cup mounting groove; 11. air pipe; 12. air pump; 13. electric control valve; 14. through hole; 15. fixing block; 16. baffle; 17. sealing gasket; 18. reset spring; 19. electric push rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 A laser cladding plane processing deformation suppression device comprises an arched platform 1, a cooling pipe installation groove 3 is provided on the upper surface of the arched platform 1, and a cooling pipe 2 is installed inside the cooling pipe installation groove 3; the upper surface of the arched platform 1 is an arched structure, and the upper surface of the cooling pipe 2 is an arched structure, and the shape and size of the cooling pipe 2 are consistent with the shape and size of the inside of the cooling pipe installation groove 3, one end of the cooling pipe 2 is provided with a cooling water inlet 5, and the other end of the cooling pipe 2 is provided with a cooling water outlet 8, a chiller body 6 is installed on one side of the arched platform 1, and a water cooler body 6 is installed at the front end The cooling pipe 2 is connected with the output end of the chiller 6 through the cooling water inlet 5, and the input end of the chiller 6 is connected with the output end of the water pump 7, and the input end of the water pump 7 is connected with the cooling pipe 2 through the cooling water outlet 8. A controller 9 is installed on the lower surface of the arched platform 1, and electric push rods 19 are installed at the four corners below the arched platform 1; a suction cup mounting groove 10 is opened inside the arched platform 1, and a fixed suction cup 4 is installed inside the suction cup mounting groove 10, and an air pipe 11 is installed below the fixed suction cup 4, and an electric control valve 13 is installed on the left side of the air pipe 11. An air pump 12 is installed on the right side of the air pipe 11; the fixed suction cup 4 is connected to the air pipe 11, and the air pipe 11 is connected to the electric control valve 13, and the air pipe 11 is connected to the input end of the air pump 12; the planar workpiece is pre-bent by the arched platform 1 and the fixed suction cup 4, and the bending direction is opposite to the thermal deformation direction, thereby offsetting the thermal deformation force of the planar workpiece; at the same time, there is a circulating water cooling cooling pipe 2 inside the device, and an external cold water body 6 is connected to continuously cool the base platform and the planar workpiece clamped on its surface during the laser cladding process; after the laser cladding process is completed , loosen the fastening device, and the flat workpiece rebounds to a flat state, which effectively solves the problem of thermal deformation in laser cladding plane processing; the fixed block 15 is fixedly installed inside the air pipe 11, and a through hole 14 is opened inside the fixed block 15. A baffle 16 is movably installed below the fixed block 15, and a sealing gasket 17 is installed on the outer surface of the baffle 16. A return spring 18 is installed inside the through hole 14; the baffle 16 is elastically connected to the through hole 14 through the return spring 18, and the shape and size of the baffle 16 are larger than the shape and size of the through hole 14, and the sealing gasket 17 fits the fixed block 15.

[0020] Working principle: When using the laser cladding plane processing deformation suppression device, first adjust the height or angle of the arch platform 1 through the electric push rod 19, then place the plane processing workpiece on the arch platform 1, so that the plane processing workpiece fits with the upper surface of the arch platform 1, then the air pump 12 is powered on, and the gas inside the fixed suction cup 4 and the air pipe 11 pushes the baffle 16 and is extracted, then the air pump 12 stops working and the baffle 16 covers the through hole 14 again under the pull of the return spring 18, so that the fixed suction cup 4 firmly absorbs the plane processing workpiece, and then the plane The workpiece is fixed on the arched platform 1 to facilitate laser cladding processing. Secondly, during the processing, the cold water body 6 (model: HS285-HW1-002B) and the water pump 7 are powered on to circulate the water inside the cooling pipe 2 to cool the flat workpiece processed by laser cladding. Finally, after the processing is completed, the electric control valve 13 is powered on to open to allow outside air to enter the air pipe 11 and the fixed suction cup 4, thereby allowing the fixed suction cup 4 to loosen the flat workpiece. This is the working principle of the laser cladding flat processing deformation suppression device.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laser cladding surface processing deformation suppression device, characterized in that: include: An arched platform (1), wherein a cooling pipe installation groove (3) is provided on the upper surface of the arched platform (1), a cooling pipe (2) is installed inside the cooling pipe installation groove (3), one end of the cooling pipe (2) is provided with a cooling water inlet (5), and the other end of the cooling pipe (2) is provided with a cooling water outlet (8), a water chiller (6) is installed on one side of the arched platform (1), a water pump (7) is installed at the front end of the water chiller (6), a controller (9) is installed on the lower surface of the arched platform (1), and electric push rods (19) are installed at the four corners below the arched platform (1); A suction cup installation groove (10) is provided inside the arched platform (1), a fixed suction cup (4) is installed inside the suction cup installation groove (10), an air pipe (11) is installed below the fixed suction cup (4), an electric control valve (13) is installed on the left side of the air pipe (11), and an air pump (12) is installed on the right side of the air pipe (11).

2. The laser cladding surface processing deformation suppression device according to claim 1 is characterized in that: The upper surface of the arched platform (1) is an arched structure, and the upper surface of the cooling pipe (2) is an arched structure, and the shape and size of the cooling pipe (2) are consistent with the shape and size of the interior of the cooling pipe installation groove (3).

3. The laser cladding surface processing deformation suppression device according to claim 1 is characterized in that: The cooling pipe (2) is connected to the output end of the water chiller (6) via the cooling water inlet (5), and the input end of the water chiller (6) is connected to the output end of the water pump (7), and the input end of the water pump (7) is connected to the cooling pipe (2) via the cooling water outlet (8).

4. The laser cladding surface processing deformation suppression device according to claim 1 is characterized in that: The fixed suction cup (4) is in communication with the air pipe (11), the air pipe (11) is in communication with the electric control valve (13), and the air pipe (11) is in communication with the input end of the air pump (12).

5. The laser cladding surface processing deformation suppression device according to claim 1 is characterized in that: The trachea (11) is also provided with: A fixed block (15) is fixedly mounted inside the air pipe (11), a through hole (14) is provided inside the fixed block (15), a baffle (16) is movably mounted below the fixed block (15), a sealing gasket (17) is mounted on the outer surface of the baffle (16), and a return spring (18) is mounted inside the through hole (14).

6. The laser cladding surface processing deformation suppression device according to claim 5, characterized in that: The baffle (16) is elastically connected to the through hole (14) via a return spring (18), the shape and size of the baffle (16) are larger than the shape and size of the through hole (14), and the sealing pad (17) is fitted with the fixing block (15).

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