A wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device and method

Abstract

The invention relates to the field of anti-fouling treatment of metal surfaces, and discloses a wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device and method, comprising a working box, a tripod is installed at the left edge of the working box, an ultrasonic amplitude rod is clamped on the top of the tripod through a clamp, an ultrasonic transducer is installed on the ultrasonic amplitude rod, and while using laser cladding technology for treatment, in conjunction with non-contact ultrasonic vibration technology, a multi-degree-of-freedom non-contact ultrasonic vibration system can accurately control the transmission direction and energy concentration of ultrasonic waves to optimize the laser cladding process. This unique auxiliary method not only improves the uniformity and adhesion of the coating, but also reduces the heat-affected zone, keeping the mechanical properties of the substrate intact, and at the same time, the non-contact ultrasonic vibration assistance can greatly reduce the cracks and pores of the cladding layer, can prepare a cladding layer with excellent performance, and improve the quality of anti-fouling treatment of the metal surface.

Description

Technical Field

[0001] The invention relates to the technical field of metal surface antifouling treatment, and in particular to a wear-resistant and corrosion-resistant laser cladding antifouling coating preparation device and method. Background Art

[0002] In order to ensure the durability and resistance to biofouling and corrosion of metals, it is generally necessary to perform surface treatment on metals after production. The anti-corrosion and anti-fouling methods of metals mainly include painting, galvanizing or spraying coatings on the surface of metal substrates using thermal spraying technology. Coating technology is one of the most effective technical means among many surface modification technologies. By preparing a coating of a certain thickness on the surface of the substrate, the original physical properties of the raw material substrate can be improved, or the substrate can have certain new effects required for use, so as to broaden the application range of the material;

[0003] In the prior art, metal surface anti-fouling treatment generally adopts the laser cladding anti-fouling treatment method to carry out metal anti-fouling treatment work. However, in the actual treatment process, the coating uniformity and adhesion of the metal surface need to be improved, the heat affected area is high, and even the mechanical properties of the substrate are damaged. Summary of the invention

[0004] In order to solve the problems raised in the above background technology, the present invention provides a wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device and method.

[0005] In the first aspect, the present invention provides a wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device, which adopts the following technical solution:

[0006] A wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device comprises a work box, a tripod is installed at the left edge of the work box, an ultrasonic amplitude rod is clamped on the top of the tripod through a clamp, an ultrasonic transducer is installed on the ultrasonic amplitude rod, an ultrasonic generator is installed on the left side of the work box, a mechanical arm is installed at the right edge of the work box, a laser head is installed on the mechanical arm, a feeding structure is arranged in the middle of the work box, a storage structure is arranged at the rear end of the feeding structure, a collecting structure is arranged at the front end of the feeding structure, and a lifting structure is arranged in the middle of the work box.

[0007] Preferably, the feeding structure includes fixed frames arranged on both sides of the working box, each of the fixed frames is connected to the inner wall of the working box through a connecting rod, a lifting frame is closely arranged on the inner side of each of the fixed frames, and the fixed frames and the lifting frames are both in a "tooth" shape, and a first electric telescopic rod is installed on the lower inner wall of the working box below the lifting frame, the top end of the output shaft of the first electric telescopic rod is connected to the lifting frame, and metal parts are placed on the fixed frames.

[0008] Preferably, the storage structure includes a first connecting bar connected to two fixing frames at rear ends of a side away from each other, a storage frame is connected between the top ends of the two groups of the first connecting bars, and a loading channel is left between the bottom end of the storage frame and the fixing frame.

[0009] Preferably, the lifting structure includes a cylinder installed in the middle of the lower inner wall of the working box, the top end of the cylinder output shaft is connected to a T-shaped rod, the top end of the T-shaped rod is installed with a support plate, and a support groove is opened on the upper surface of the support plate, and the support groove is in a concave arc shape.

[0010] Preferably, fixed plates are connected to both sides of the jacking structure on the working box, and U-shaped plates are arranged on the two fixed plates, one of the U-shaped plates is arranged at the middle position of the corresponding fixed plate, and the other U-shaped plate is arranged at the top position of the corresponding fixed plate, and a second electric telescopic rod is installed on the front and rear side surfaces of each U-shaped plate, and a clamping plate is connected to one end of the output shaft of the second electric telescopic rod inserted into the U-shaped plate, and the clamping plate is an arc-shaped plate.

[0011] Preferably, a rotating shaft is rotatably passed through the fixed plate, one end of the rotating shaft is fixedly connected to the U-shaped plate, a first gear is sleeved on the rotating shaft, a motor is installed on a side surface of the fixed plate above the rotating shaft, a rotating rod is connected to the output shaft of the motor, a second gear is sleeved on one end of the rotating rod passing through the fixed plate, and the second gear is meshingly connected to the first gear.

[0012] Preferably, the collecting structure comprises a second connecting strip connected to the two fixing frames at front ends of a side surface away from each other, and a collecting frame is connected between the bottom ends of the two second connecting strips.

[0013] In a second aspect, the present application provides a method for preparing a wear-resistant and corrosion-resistant laser cladding anti-fouling coating, which adopts the following technical solution:

[0014] A method for preparing a wear-resistant and corrosion-resistant laser cladding anti-fouling coating comprises the following steps:

[0015] Step 1: Stack the metal parts to be antifouling in the storage frame;

[0016] Step 2: The metal parts in the storage frame are automatically fed toward the working box in sequence through the feeding structure;

[0017] Step 3: Use the lifting structure to lift the metal parts on the fixed frame to the two sets of U-shaped plates in sequence;

[0018] Step 4: When one end of the metal piece is in the U-shaped plate, start the second electric telescopic rod to drive the clamping plate to move and clamp and fix one end of the metal piece;

[0019] Step 5: Start the robotic arm to drive the laser head to perform anti-fouling treatment on the metal parts. At the same time, cooperate with the ultrasonic horn, ultrasonic transducer and ultrasonic generator to accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the cladding process;

[0020] Step 6: Start the motor to drive the clamped metal parts to rotate, so that the metal parts can be processed more thoroughly and the processing quality can be improved.

[0021] In summary, the present invention includes the following beneficial technical effects:

[0022] 1. The present invention arranges an ultrasonic horn, an ultrasonic transducer, an ultrasonic generator, a mechanical arm and a laser head on the working box. While the laser melting technology is being processed, the non-contact ultrasonic vibration technology is used. The multi-degree-of-freedom non-contact ultrasonic vibration system can accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the laser cladding process. This unique auxiliary method not only improves the uniformity and adhesion of the coating, but also reduces the heat-affected zone, and keeps the mechanical properties of the substrate intact. At the same time, the non-contact ultrasonic vibration assistance can greatly reduce the cracks and pores of the cladding layer, and can prepare a cladding layer with excellent performance, thereby improving the quality of anti-fouling treatment of metal parts;

[0023] 2. The present invention provides a storage structure, a feeding structure and a collecting structure on the working box. The feeding structure can automatically feed the metal parts stored in the storage structure in sequence, and the collecting structure can automatically collect the processed metal parts, thereby greatly improving the processing efficiency;

[0024] 3. The present invention is provided with a jacking structure, which can automatically lift the corresponding metal parts on the feeding structure for anti-fouling treatment, and clamping plates are respectively provided at different heights of the two fixed plates. The jacking structure is used to feed the metal parts to the two groups of clamping plates respectively, and the two groups of clamping plates are used to clamp the two ends of the metal parts front and back, so that the metal parts can be treated more thoroughly, thus avoiding the situation where the contact position between the clamping plate and the metal part is not treated with anti-fouling. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention;

[0026] Figure 2 This is a schematic diagram of the structure of the working box in an embodiment of the present invention;

[0027] Figure 3 is a schematic structural diagram of a fixing plate on one side of a clamping plate in an embodiment of the present invention;

[0028] Figure 4 is a schematic diagram of the structure in which the fixing plate is located on one side of the motor in an embodiment of the present invention;

[0029] Figure 5 It is a schematic diagram of the structure of the feeding structure, the storage structure and the collection structure in the embodiment of the present invention;

[0030] Figure 6 In the embodiment of the present invention Figure 5 A magnified view of the structure at A.

[0031] Explanation of the accompanying drawings: 1. working box; 2. tripod; 3. ultrasonic amplitude transformer; 4. ultrasonic transducer; 5. ultrasonic generator; 6. mechanical arm; 7. laser head; 8. fixed frame; 9. connecting rod; 10. first electric telescopic rod; 11. lifting frame; 12. metal parts; 13. first connecting strip; 14. storage frame; 15. cylinder; 16. T-shaped rod; 17. support plate; 18. support groove; 19. fixed plate; 20. U-shaped plate; 21. second electric telescopic rod; 22. splint; 23. rotating shaft; 24. first gear; 25. rotating rod; 26. second gear; 27. motor; 28. second connecting strip; 29. ​​collection frame. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-Figure 6 The present invention is described in further detail.

[0033] The embodiment of the invention discloses a device for preparing a wear-resistant and corrosion-resistant laser cladding anti-fouling coating.

[0034] Reference Figure 1 A wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device comprises a working box 1, a tripod 2 is installed on the left edge of the working box 1, an ultrasonic horn 3 is clamped on the top of the tripod 2 through a clamp, an ultrasonic transducer 4 is installed on the ultrasonic horn 3, an ultrasonic generator 5 is installed on the left side of the working box 1, a mechanical arm 6 is installed on the right edge of the working box 1, a laser head 7 is installed on the mechanical arm 6, a feeding structure is arranged in the middle of the working box 1, a storage structure is arranged at the rear end of the feeding structure, a collecting structure is arranged at the front end of the feeding structure, a lifting structure is arranged in the middle of the working box 1, and a While using the laser head 7 on the robotic arm 6 for processing, in conjunction with the non-contact ultrasonic vibration technology of the ultrasonic amplitude transformer 3, the ultrasonic transducer 4 and the ultrasonic generator 5, the multi-degree-of-freedom non-contact ultrasonic vibration system can accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the laser cladding process. This unique auxiliary method not only improves the uniformity and adhesion of the coating, but also reduces the heat-affected zone, keeping the mechanical properties of the substrate intact. At the same time, the non-contact ultrasonic vibration assistance can greatly reduce the cracks and pores of the cladding layer, can prepare a cladding layer with excellent performance, and improve the quality of anti-fouling treatment of the metal part 12.

[0035] See also Figure 1-Figure 6The feeding structure includes fixed frames 8 arranged at both sides of the working box 1, each fixed frame 8 is connected to the inner wall of the working box 1 through a connecting rod 9, and a lifting frame 11 is closely arranged on the inner side of each fixed frame 8. The fixed frame 8 and the lifting frame 11 are both in a "tooth" shape. The first electric telescopic rod 10 is installed on the lower inner wall of the working box 1 below the lifting frame 11. The top end of the output shaft of the first electric telescopic rod 10 is connected to the lifting frame 11. A metal piece 12 is placed on the fixed frame 8. When the first electric telescopic rod 10 is started to drive the lifting frame 11 to move up and down, the metal piece 12 can be driven to be intermittently automatically fed on the fixed frame 8 to perform anti-fouling treatment work, thereby improving work efficiency;

[0036] The storage structure includes a first connecting bar 13 connected to the rear end of the two fixing frames 8 away from each other on one side, a storage frame 14 is connected between the top ends of the two sets of first connecting bars 13, a loading channel is left between the bottom end of the storage frame 14 and the fixing frame 8, and the storage frame 14 can be used to store the metal pieces 12 to be processed;

[0037] The lifting structure includes a cylinder 15 installed in the middle of the lower inner wall of the working box 1, the top of the output shaft of the cylinder 15 is connected to a T-shaped rod 16, the top of the T-shaped rod 16 is installed with a support plate 17, and a support groove 18 is opened on the upper side of the support plate 17. The support groove 18 is in a concave arc shape. When the metal part 12 is loaded to the upper part of the support plate 17, the cylinder 15 can be started to drive the support plate 17 to move upward, thereby lifting the corresponding metal part 12 on the fixed frame 8 for processing;

[0038] The working box 1 is connected to fixed plates 19 on both sides of the jacking structure, and U-shaped plates 20 are arranged on the two fixed plates 19, one of which is arranged at the middle position of the corresponding fixed plate 19, and the other U-shaped plate 20 is arranged at the top position of the corresponding fixed plate 19. Second electric telescopic rods 21 are installed on the front and rear sides of each U-shaped plate 20, and a clamping plate 22 is connected to one end of the output shaft of the second electric telescopic rod 21 inserted into the U-shaped plate 20. The clamping plate 22 is an arc-shaped plate. When the metal part 12 is lifted to the clamping plate 22 below by the support plate 17, the second electric telescopic rod 21 below is started to drive the clamping plate 22 to clamp and fix one end of the metal part 12 for processing. After processing, after the metal part 12 is released, the support plate 17 continues to drive the metal part 12 to move up to the clamping plate 22 above to clamp and fix it, so as to process the remaining part of the metal part 12, so that the processing of the metal part 12 is more thorough.

[0039] A rotating shaft 23 is rotatably passed through the fixed plate 19, one end of the rotating shaft 23 is fixedly connected to the U-shaped plate 20, a first gear 24 is sleeved on the rotating shaft 23, a motor 27 is installed on one side of the fixed plate 19 above the rotating shaft 23, a rotating rod 25 is connected to the output shaft of the motor 27, a second gear 26 is sleeved on one end of the rotating rod 25 passing through the fixed plate 19, and the second gear 26 is meshedly connected with the first gear 24. When the metal part 12 is clamped, the motor 27 can be started to drive the metal part 12 to rotate through the first gear 24 and the second gear 26, so that the metal part 12 can be processed more comprehensively;

[0040] The collecting structure includes a second connecting bar 28 connected to the two fixing frames 8 at the front end position of a side away from each other, and a collecting frame 29 is connected between the bottom ends of the two second connecting bars 28. After the metal parts 12 are processed, the support plate 17 drives the metal parts 12 to move down and support them on the fixing frames 8, and then the first electric telescopic rod 10 is started to drive the lifting frame 11 to move up and down, so as to automatically transport the processed metal parts 12 to the collecting frame 29 for collection, thereby realizing the automatic unloading function.

[0041] The embodiment of the present invention also discloses a method for preparing a wear-resistant and corrosion-resistant laser cladding anti-fouling coating, comprising the following steps:

[0042] Step 1: stacking the metal parts 12 to be antifouling into the storage frame 14;

[0043] Step 2: Automatically feed the metal parts 12 in the storage frame 14 toward the working box 1 in sequence through the feeding structure;

[0044] Step 3: Use the lifting structure to lift the metal parts 12 on the fixing frame 8 to the two sets of U-shaped plates 20 in sequence;

[0045] Step 4: When one end of the metal piece 12 is in the U-shaped plate 20, the second electric telescopic rod 21 is started to drive the clamping plate 22 to move and clamp and fix one end of the metal piece 12;

[0046] Step 5: Start the robot arm 6 to drive the laser head 7 to perform anti-fouling treatment on the metal part 12. At the same time, cooperate with the ultrasonic horn 3, ultrasonic transducer 4 and ultrasonic generator 5 to accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the cladding process;

[0047] Step 6: Start the motor 27 to drive the clamped metal part 12 to rotate, so that the metal part 12 can be processed more thoroughly and the processing quality can be improved.

[0048] The implementation principle of the wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device and method of the embodiment of the present invention is as follows: first, the metal parts 12 to be processed are stacked in the storage frame 14, and the first electric telescopic rod 10 is started to drive the lifting frame 11 to move up and down reciprocatingly. In the process of moving up and down, the lifting frame 11 can drive the metal parts 12 unloaded in the storage frame 14 to move intermittently toward the working box 1 on the fixed frame 8 in sequence. When the metal parts 12 move to the fixed plate 19, the cylinder 15 is started to drive the support plate 17 to move upward, and the support plate 17 is supported by the support plate 19. The plate 17 drives the corresponding metal part 12 on the fixed frame 8 to move up to between the two clamping plates 22 below, and starts the second electric telescopic rod 21 on the U-shaped plate 20 below, driving the two clamping plates 22 below to move toward the middle, clamping and fixing one end of the metal part 12, and then drives the laser head 7 through the mechanical arm 6 to perform laser melting treatment on the surface of the metal part 12, and cooperates with the non-contact ultrasonic vibration technology of the ultrasonic amplitude transformer 3, the ultrasonic transducer 4 and the ultrasonic generator 5. The multi-degree-of-freedom non-contact ultrasonic vibration system can accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the laser cladding process. This unique auxiliary method not only improves the uniformity and adhesion of the coating, but also reduces the heat-affected zone and keeps the mechanical properties of the substrate intact. At the same time, the non-contact ultrasonic vibration assistance can greatly reduce the cracks and pores of the cladding layer, and can prepare a cladding layer with excellent performance, thereby improving the anti-fouling treatment quality of the metal part 12. At the same time, the corresponding motor 27 can be started to drive the metal part 12 to rotate through the second gear 26 and the first gear 24, so that the metal part 12 The processing is more comprehensive. After the processing, the metal piece 12 is released, and the support plate 17 continues to drive the metal piece 12 to move upward. When the metal piece 12 moves to the upper U-shaped plate 20, the other end of the metal piece 12 is clamped and fixed in the upper U-shaped plate 20, and the remaining part of the metal piece 12 is processed. After the processing, the support plate 17 drives the metal piece 12 to move down and re-support it on the fixed frame 8, and the first electric telescopic rod 10 is continued to be started to drive the lifting frame 11 to move up and down, and the processed metal piece 12 is automatically transported to the collection frame 29 for collection.

[0049] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device, comprising a working box (1), characterized in that: A tripod (2) is installed on the left edge of the upper side of the working box (1), an ultrasonic horn (3) is clamped on the top of the tripod (2) by a clamp, an ultrasonic horn (3) is installed on the ultrasonic horn (4), an ultrasonic generator (5) is installed on the left side of the working box (1), a mechanical arm (6) is installed on the right edge of the upper side of the working box (1), a laser head (7) is installed on the mechanical arm (6), a feeding structure is provided in the middle of the upper side of the working box (1), a storage structure is provided at the rear end of the feeding structure, a collection structure is provided at the front end of the feeding structure, and a lifting structure is provided in the middle of the upper side of the working box (1); The feeding structure comprises fixed frames (8) arranged at both sides of the working box (1), each of the fixed frames (8) being connected to the inner wall of the working box (1) via a connecting rod (9), a lifting frame (11) being closely arranged on the inner side of each of the fixed frames (8), the fixed frames (8) and the lifting frames (11) both having a "tooth"-like shape on their upper surfaces, a first electric telescopic rod (10) being installed on the lower inner wall of the working box (1) below the lifting frame (11), the top end of the output shaft of the first electric telescopic rod (10) being connected to the lifting frame (11), and a metal piece (12) being placed on the fixed frame (8); The lifting structure comprises a cylinder (15) installed in the middle of the lower inner wall of the working box (1), the top end of the output shaft of the cylinder (15) is connected to a T-shaped rod (16), the top end of the T-shaped rod (16) is installed with a support plate (17), and the upper surface of the support plate (17) is provided with a support groove (18), and the support groove (18) is in a concave arc shape; The working box (1) is connected to fixed plates (19) on both sides of the jacking structure, and U-shaped plates (20) are arranged on the two fixed plates (19), one of the U-shaped plates (20) is arranged at the middle position of the corresponding fixed plate (19), and the other U-shaped plate (20) is arranged at the top position of the corresponding fixed plate (19), and a second electric telescopic rod (21) is installed on the front and rear side surfaces of each U-shaped plate (20), and a clamping plate (22) is connected to one end of the output shaft of the second electric telescopic rod (21) inserted into the U-shaped plate (20), and the clamping plate (22) is an arc-shaped plate; A rotating shaft (23) is rotatably passed through the fixed plate (19), one end of the rotating shaft (23) is fixedly connected to the U-shaped plate (20), a first gear (24) is sleeved on the rotating shaft (23), a motor (27) is mounted on a side surface of the fixed plate (19) above the rotating shaft (23), a rotating rod (25) is connected to the output shaft of the motor (27), a second gear (26) is sleeved on one end of the rotating rod (25) passing through the fixed plate (19), and the second gear (26) is meshingly connected to the first gear (24).

2. The wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device according to claim 1 is characterized in that: The storage structure comprises a first connecting bar (13) connected to two fixing frames (8) at rear ends of a side away from each other, a storage frame (14) being connected between the top ends of the two groups of the first connecting bars (13), and a loading channel being left between the bottom end of the storage frame (14) and the fixing frame (8).

3. The wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device according to claim 1 is characterized in that: The collecting structure comprises a second connecting strip (28) connected to two fixing frames (8) at front ends of a side surface away from each other, and a collecting frame (29) is connected between the bottom ends of the two second connecting strips (28).

4. The method for preparing a wear-resistant and corrosion-resistant laser cladding anti-fouling coating preparation device according to claim 1 is characterized in that: The following steps are involved: Step 1: stacking the metal parts (12) to be antifouling in a storage frame (14); Step 2: automatically feeding the metal parts (12) in the storage frame (14) toward the working box (1) in sequence through the feeding structure; Step 3: Using the lifting structure, lift the metal parts (12) on the fixing frame (8) to the two sets of U-shaped plates (20) in sequence; Step 4: When one end of the metal piece (12) is in the U-shaped plate (20), the second electric telescopic rod (21) is started to drive the clamping plate (22) to move, thereby clamping and fixing one end of the metal piece (12); Step 5: Start the robot arm (6) to drive the laser head (7) to perform anti-fouling treatment on the metal part (12). At the same time, cooperate with the ultrasonic horn (3), the ultrasonic transducer (4) and the ultrasonic generator (5) to accurately control the transmission direction and energy concentration of the ultrasonic wave to optimize the cladding process; Step 6: Start the motor (27) to drive the clamped metal part (12) to rotate, so that the metal part (12) can be processed more thoroughly and the processing quality can be improved.

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