Multi-axis high-speed laser cladding nozzle

Abstract

The utility model provides a multi-axis high-speed laser cladding spray head, which relates to the technical field of laser processing and comprises a spray head assembly, the top of the spray head assembly is provided with an installation assembly, the spray head assembly is provided with a heat dissipation assembly, the outer side of the spray head assembly is provided with a protection assembly, and the spray head assembly comprises a spray head. And the top of the spray head is connected with a powder feeding channel. According to the powder feeding device, the clamping pipe is installed in the powder feeding channel, then the first installation disc and the second installation disc are made to be overlapped, the clamping piece is clamped on the outer side of the first installation disc and the outer side of the second installation disc, and the stability and reliability of connection between the second installation disc and the first installation disc are guaranteed advantageously; and then the clamping ring is clamped on the outer side of the clamping piece, so that the clamping piece is favorably limited, the operation is convenient and fast, the spray head is conveniently maintained and replaced, the labor cost and the time cost are reduced, the downtime of equipment is shortened, and the maintenance efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser processing, in particular to a multi-axis high-speed laser cladding nozzle. Background Art

[0002] Laser cladding technology is an emerging surface repair and treatment technique. It utilizes a high-energy laser beam to instantly melt an alloy powder coating onto the substrate surface, forming a metallurgical bond. By applying appropriate laser process parameters to different substrates, suitable materials are clad onto the substrate to create a coating with excellent mechanical properties. This improves the substrate's surface hardness, corrosion resistance, oxidation resistance, wear resistance, and friction reduction, thereby strengthening and modifying the metal workpiece surface. Laser cladding technology has attracted widespread attention due to its low dilution rate, small heat-affected zone, and ability to achieve metallurgical bonding, particularly for large shafts and flat plate parts in industries such as coal mining and cement. Laser cladding requires the use of a nozzle for processing.

[0003] Due to long-term use during the laser cladding process, the existing nozzles are prone to malfunction and need to be disassembled and maintained regularly. However, the installation, disassembly and maintenance operations of the existing nozzles are complicated and the steps are cumbersome, which increases the time and labor costs of maintenance and replacement, thereby reducing maintenance efficiency. Utility Model Content

[0004] The purpose of this utility model is to solve the problem in the prior art that the installation, disassembly and maintenance operations of the existing nozzles are complicated and the steps are cumbersome, which leads to increased time and labor costs for maintenance and replacement, and thus reduced maintenance efficiency, and to propose a multi-axis high-speed laser cladding nozzle.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a multi-axis high-speed laser cladding nozzle, including a nozzle assembly, a mounting assembly is provided on the top of the nozzle assembly, a heat dissipation assembly is provided on the nozzle assembly, a protective assembly is provided on the outside of the nozzle assembly, the nozzle assembly includes a nozzle, the top of the nozzle is connected to a powder feeding channel, the mounting assembly includes a first mounting disk and a second mounting disk, a plurality of clamping balls are distributed on the bottom of the second mounting disk, a clamping tube is connected to the bottom of the second mounting disk, the clamping tube is clamped inside the powder feeding channel, a plurality of limiting grooves are provided on the top of the first mounting disk, the clamping balls are installed inside the limiting grooves, a plurality of clamping grooves are provided on the sides of the second mounting disk and the first mounting disk, a plurality of clamping parts are installed on the outsides of the first mounting disk and the second mounting disk, and the clamping parts are clamped with the clamping grooves.

[0006] Preferably, the protective assembly includes a protective cover and a sleeve, a sponge pad is installed inside the protective cover, telescopic rods are threadedly connected at both ends of the sleeve, and a connecting block is installed at one end of each of the two telescopic rods.

[0007] Preferably, the outer side of the clamping member is symmetrically mounted with limiting plates, the outer side of the clamping member is mounted with a snap ring, the snap ring is mounted between the limiting plates, and both ends of the snap ring pass through the limiting rod.

[0008] Preferably, a rotating seat is installed on the side of a single connecting block, and a connecting plate is installed inside the rotating seat.

[0009] Preferably, the heat dissipation component includes a slide groove, a heat sink is installed inside the slide groove, and a plurality of heat dissipation fins are distributed on the top of the heat sink.

[0010] Preferably, a sealing ring is installed on the outer side of the clamping tube, and a delivery pipe is connected to the top of the second mounting plate.

[0011] Compared with the prior art, the advantages and positive effects of the present invention are:

[0012] 1. In the utility model, the clamping tube is installed inside the powder feeding channel, so that the clamping ball is installed inside the limiting groove opened on the top of the first mounting plate, thereby causing the first mounting plate to overlap with the second mounting plate, and then the clamping part is clamped on the outside of the first mounting plate and the second mounting plate, and the clamping part is clamped in the clamping groove, which is beneficial to ensure the stability and reliability of the connection between the second mounting plate and the first mounting plate, and then the clamping ring is clamped on the outside of the clamping part, and the clamping ring is connected to the limiting plate, which is beneficial to limiting the clamping part, ensuring the stability and tightness of the clamping part, and the operation is convenient and fast, which facilitates the maintenance and replacement of the nozzle, reduces labor cost and time cost, shortens the downtime of the equipment, improves maintenance efficiency, and thus improves work efficiency, and at the same time is beneficial to ensure that the nozzle always maintains a good working condition, thereby ensuring the quality of the laser cladding process.

[0013] 2. In the utility model, the rotation of the protective cover is facilitated by cooperating with the rotating seat, and the threaded connection between the telescopic rod and the sleeve facilitates the adjustment of the position of the protective cover, which is conducive to adjustment according to needs. The protective cover combined with the sponge pad is conducive to providing protection for the nozzle, effectively preventing the nozzle from accidental collisions from tools, workpieces and other equipment components, reducing the probability of damage to the nozzle due to collision, extending the service life of the nozzle, and at the same time helping to prevent dust and impurities from entering the nozzle, keeping the inside of the nozzle clean, thereby ensuring the stable operation of the laser cladding work. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1The utility model proposes a three-dimensional structural diagram of a multi-axis high-speed laser cladding nozzle;

[0015] Figure 2 The utility model proposes a schematic diagram of the decomposition structure of a protective component of a multi-axis high-speed laser cladding nozzle;

[0016] Figure 3 This is a partial structural diagram of a multi-axis high-speed laser cladding nozzle proposed in the utility model;

[0017] Figure 4 The utility model proposes a schematic diagram of the exploded structure of the installation assembly of a multi-axis high-speed laser cladding nozzle;

[0018] Figure 5 The utility model provides a schematic diagram of the local structure of the installation assembly of a multi-axis high-speed laser cladding nozzle.

[0019] Legend: 1. Nozzle assembly; 101. Nozzle; 102. Powder delivery channel; 103. Delivery pipe; 2. Mounting assembly; 201. First mounting plate; 202. Second mounting plate; 203. Snap-fit ​​ball; 204. Sealing ring; 205. Snap-fit ​​tube; 206. Snap-fit ​​groove; 207. Snap-fit ​​part; 208. Limiting plate; 209. Snap ring; 210. Limiting rod; 3. Heat dissipation assembly; 301. Heat sink; 302. Heat dissipation fin; 303. Slide; 4. Protection assembly; 401. Protective cover; 402. Sponge pad; 403. Connecting block; 404. Sleeve; 405. Telescopic rod; 406. Rotating seat. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0022] Example 1: Figure 1-Figure 5As shown, the utility model provides a technical solution: a multi-axis high-speed laser cladding nozzle, including a nozzle assembly 1, a mounting assembly 2 is provided on the top of the nozzle assembly 1, a heat dissipation assembly 3 is provided on the nozzle assembly 1, a protective assembly 4 is provided on the outside of the nozzle assembly 1, the nozzle assembly 1 includes a nozzle 101, the top of the nozzle 101 is connected to a powder feeding channel 102, the mounting assembly 2 includes a first mounting disk 201 and a second mounting disk 202, a plurality of card-mounting balls 203 are distributed on the bottom of the second mounting disk 202, a card-mounting tube 205 is connected to the bottom of the second mounting disk 202, the card-mounting tube 205 is card-mounted inside the powder feeding channel 102, the top of the first mounting disk 201 is opened There are multiple limiting grooves, and the snap-in balls 203 are installed inside the limiting grooves. Multiple snap-in grooves 206 are opened on the sides of the second mounting plate 202 and the first mounting plate 201. Multiple snap-in parts 207 are installed on the outside of the first mounting plate 201 and the second mounting plate 202. The snap-in parts 207 are snap-fitted with the snap-in grooves 206. The limiting plates 208 are symmetrically installed on the outside of the snap-in parts 207. A snap ring 209 is installed on the outside of the snap-in parts 207. The snap ring 209 is installed between the limiting plates 208. The two ends of the snap ring 209 pass through the limiting rod 210. A sealing ring 204 is installed on the outside of the snap-in tube 205. The top of the second mounting plate 202 is connected to the delivery pipe 103.

[0023] In this embodiment, by installing the clamping tube 205 inside the powder feeding channel 102, the sealing ring 204 is conducive to providing a sealing effect, so that the clamping ball 203 is installed inside the limiting groove opened on the top of the first mounting plate 201, thereby causing the first mounting plate 201 to overlap with the second mounting plate 202, and then using the clamping piece 207 to clamp on the outside of the first mounting plate 201 and the second mounting plate 202, it is convenient to install and disassemble the nozzle 101, and the clamping piece 207 is clamped in the clamping groove 206, which is conducive to ensuring the stability and reliability of the connection between the second mounting plate 202 and the first mounting plate 201. Then, a clamping ring 209 is used to clamp the outer side of the clamping part 207, and the clamping ring 209 is connected to the limiting plate 208, which is conducive to limiting the clamping part 207 and ensuring the stability and tightness of the clamping part 207. Finally, a limiting rod 210 is used to limit the clamping ring 209. The operation is convenient and fast, which facilitates the maintenance and replacement of the nozzle 101, reduces labor costs and time costs, shortens the downtime of the equipment, improves maintenance efficiency, and thus improves work efficiency. At the same time, it is conducive to ensuring that the nozzle 101 always maintains a good working condition, thereby ensuring the quality of the laser cladding process.

[0024] Example 2: Figure 1-Figure 5As shown, the protective component 4 includes a protective cover 401 and a sleeve 404, a sponge pad 402 is installed inside the protective cover 401, telescopic rods 405 are threadedly connected at both ends of the sleeve 404, and a connecting block 403 is installed at one end of the two telescopic rods 405. A rotating seat 406 is installed on the side of a single connecting block 403, and a connecting plate is installed inside the rotating seat 406. The heat dissipation component 3 includes a slide groove 303, a heat sink 301 is installed inside the slide groove 303, and a plurality of heat dissipation fins 302 are distributed on the top of the heat sink 301.

[0025] In this embodiment, the heat sink 301 is slidably mounted inside the slide groove 303, which facilitates the installation and removal of the heat sink 301. The heat sink 301 cooperates with the heat dissipation fins 302 to increase the heat dissipation area of ​​the nozzle 101, effectively dissipates the heat generated by the nozzle 101, keeps the nozzle 101 within a relatively stable temperature range, reduces the occurrence of damage to the nozzle 101 due to failure, and extends the service life of the nozzle 101. The rotation of the protective cover 401 is facilitated by the cooperation with the rotating seat 406. The threaded connection between the telescopic rod 405 and the sleeve 404 facilitates the adjustment of the position of the protective cover 401, which is conducive to adjustment according to needs. The protective cover 401 cooperates with the sponge pad 402 to provide protection for the nozzle 101, effectively preventing the nozzle 101 from accidental collisions from tools, workpieces and other equipment components, reducing the probability of damage to the nozzle 101 due to collisions, and extending the service life of the nozzle 101. At the same time, it is conducive to blocking dust and impurities from entering the nozzle 101, keeping the interior of the nozzle 101 clean, thereby ensuring the stable operation of the laser cladding work.

[0026] The working principle of this embodiment is as follows: when in use, first install the clamping tube 205 inside the powder feeding channel 102, and the sealing ring 204 is conducive to providing a sealing effect, so that the clamping ball 203 is installed inside the limiting groove opened on the top of the first mounting plate 201, thereby causing the first mounting plate 201 to overlap with the second mounting plate 202, and then use the clamping part 207 to clamp on the outside of the first mounting plate 201 and the second mounting plate 202, and the clamping part 207 is clamped with the clamping groove 206, which is conducive to ensuring the stability and reliability of the connection between the second mounting plate 202 and the first mounting plate 201, and then use the clamping ring 209 to clamp on the outside of the clamping part 207, and the clamping ring 209 is connected to the limiting piece 208, which is conducive to limiting the clamping part 207 and facilitating the maintenance and replacement of the nozzle 101. When the nozzle 101 During operation, the heat sink 301 is slidably mounted inside the slide groove 303, which facilitates the installation and disassembly of the heat sink 301. The heat sink 301 cooperates with the heat dissipating fins 302 to increase the heat dissipation area of ​​the nozzle 101, effectively dissipating the heat generated by the nozzle 101, and keeping the nozzle 101 within a relatively stable temperature range. When the nozzle 101 is not needed, the protective cover 401 is conveniently rotated by cooperating with the rotating seat 406. The threaded connection between the telescopic rod 405 and the sleeve 404 facilitates the adjustment of the position of the protective cover 401, which is convenient for adjustment according to needs. The protective cover 401 cooperates with the sponge pad 402 to provide protection for the nozzle 101, effectively preventing the nozzle 101 from accidental collisions from tools, workpieces and other equipment components, and reducing the probability of damage to the nozzle 101 due to collision.

[0027] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A multi-axis high-speed laser cladding nozzle, comprising a nozzle assembly (1), characterized in that: The top of the nozzle assembly (1) is provided with a mounting assembly (2), the nozzle assembly (1) is provided with a heat dissipation assembly (3), the outer side of the nozzle assembly (1) is provided with a protection assembly (4), the nozzle assembly (1) includes a nozzle (101), the top of the nozzle (101) is connected to a powder feeding channel (102), the mounting assembly (2) includes a first mounting plate (201) and a second mounting plate (202), the bottom of the second mounting plate (202) is provided with a plurality of clamping balls (203), the bottom of the second mounting plate (202) is provided with a plurality of clamping balls (203), and the bottom of the second mounting plate (202) is provided with a plurality of clamping balls (203). The first mounting plate (201) is connected to the first mounting plate (201) and is clamped in the powder feeding channel (102). The top of the first mounting plate (201) is provided with a plurality of limiting grooves. The clamping balls (203) are installed in the limiting grooves. The sides of the second mounting plate (202) and the first mounting plate (201) are provided with a plurality of clamping grooves (206). The outer sides of the first mounting plate (201) and the second mounting plate (202) are provided with a plurality of clamping parts (207). The clamping parts (207) are clamped in the clamping grooves (206).

2. The multi-axis high-speed laser cladding nozzle according to claim 1, characterized in that: The protective assembly (4) comprises a protective cover (401) and a sleeve (404); a sponge pad (402) is installed inside the protective cover (401); telescopic rods (405) are threadedly connected at both ends of the sleeve (404); and a connecting block (403) is installed at one end of each of the two telescopic rods (405).

3. The multi-axis high-speed laser cladding nozzle according to claim 1, characterized in that: A limiting piece (208) is symmetrically mounted on the outer side of the clamping piece (207), a clamping ring (209) is mounted on the outer side of the clamping piece (207), the clamping ring (209) is mounted between the limiting pieces (208), and both ends of the clamping ring (209) pass through the limiting rod (210).

4. The multi-axis high-speed laser cladding nozzle according to claim 2, characterized in that: A rotating seat (406) is installed on the side of a single connecting block (403), and a connecting plate is installed inside the rotating seat (406).

5. The multi-axis high-speed laser cladding nozzle according to claim 1, characterized in that: The heat dissipation assembly (3) comprises a slide groove (303), a heat dissipation fin (301) is installed inside the slide groove (303), and a plurality of heat dissipation fins (302) are distributed on the top of the heat dissipation fin (301).

6. The multi-axis high-speed laser cladding nozzle according to claim 1, characterized in that: A sealing ring (204) is installed on the outer side of the clamping tube (205), and a delivery pipe (103) is connected to the top of the second mounting plate (202).

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