Laser welding device for sheet metal machining

Abstract

The utility model belongs to the technical field of sheet metal processing, and particularly relates to a laser welding device for sheet metal processing, which comprises a base and a welding machine, the welding machine is mounted at the top end of the base, and a clamping mechanism and a protection mechanism are arranged at the top end of the base. According to the laser welding device for sheet metal machining, by arranging the protection mechanism, welding smoke generated by sheet metal welding can be absorbed and prevented from drifting in air to affect the environment, the welding environment is improved, a certain protection effect is achieved, flame generated by welding is shielded, and the welding quality is improved. The problem that in the background technology, in the process of welding a metal plate through the device, welding smoke generated during welding is prone to drifting in air, and therefore the environment is affected to a certain degree is solved, by arranging a clamping mechanism, in the process of welding the metal plate, the metal plate can be stably clamped, and the welding quality of the metal plate is improved. Therefore, the stability of welding the metal plate is improved, and the production and processing quality of the metal plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a laser welding device for sheet metal processing. Background Art

[0002] Laser welding is an efficient and precise welding method that uses a high-energy-density laser beam as a heat source. It is one of the important aspects of the application of laser material processing technology. Generally, a continuous laser beam is used to complete the connection of materials.

[0003] Existing laser welding devices for sheet metal processing cannot weld at different positions of sheet metal parts, cannot meet different welding requirements of personnel, cannot weld sheet metal parts more efficiently, and reduce the work efficiency of personnel.

[0004] A laser welding device for sheet metal processing is proposed in the patent document with publication number CN214417945U, which includes a working platform, a lateral adjustment mechanism and a laser welding mechanism; the working platform: the left and right sides of the bottom surface thereof are symmetrically provided with supporting ribs, the left and right sides of the upper surface of the working platform are symmetrically provided with vertical plates, a fixed plate is provided between the two vertical plates, an adjusting fixed block is slidably connected in a strip-shaped sliding hole provided on the front side of the upper surface of the fixed plate, an electric push rod is provided in the middle part of the upper surface of the working platform, a placement plate is provided on the telescopic end face of the electric push rod, supporting telescopic columns are symmetrically provided on the left and right sides of the upper surface of the working platform, and the telescopic end faces of the two supporting telescopic columns are fixedly connected to the lower surface of the placement plate; the lateral adjustment mechanism: provided on the right side of the upper surface of the fixed plate, the laser welding device for sheet metal processing can weld different positions of sheet metal parts, meet different welding needs of personnel, and improve the work efficiency of personnel.

[0005] However, in the process of welding sheet metal, the device easily causes welding smoke generated by welding to float in the air, thus having a certain impact on the environment.

[0006] For this reason, we urgently need to provide a laser welding device for sheet metal processing. Utility Model Content

[0007] The purpose of the utility model is to provide a laser welding device for sheet metal processing, so as to solve the problem proposed in the above background technology that the welding smoke generated by the device during the process of welding the sheet metal is easily dispersed in the air, thereby having a certain impact on the environment.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laser welding device for sheet metal processing, comprising a base and a welding machine, wherein the welding machine is installed on the top of the base, and a clamping mechanism and a protection mechanism are provided on the top of the base.

[0009] The protection mechanism comprises a smoke removal unit and a protection unit.

[0010] The smoke removal unit includes an exhaust fan, a smoke removal head, a connecting pipe, a purifier, a delivery pipe and an exhaust pipe. The exhaust fan is installed inside the welding machine, the smoke removal head is installed at the fixed end of the welding machine, the connecting pipe is connected to the connecting end of the smoke removal head, the purifier is installed on the back of the welding machine, the delivery pipe is connected to the delivery end of the exhaust fan, and the exhaust pipe is connected to the connecting end of the purifier.

[0011] Preferably, the protection unit comprises a fixing rod and a protection plate, the fixing rod is fixedly mounted on a fixing end of the welding machine, and the protection plate is movably mounted on a fixing end of the fixing rod.

[0012] Preferably, the clamping mechanism includes a fixed seat, a top seat, a rotating rod, a square groove, a round rod, a support seat, a buffer cylinder and a clamping plate, the fixed seat is fixedly installed on the fixed end of the welding machine, the top seat is fixedly installed on the top of the fixed seat, the rotating rod is connected to the inside of the top seat, the square groove is opened at the top of the fixed seat, the round rod is fixedly installed inside the square groove, the support seat is connected to the other end of the rotating rod, the buffer cylinder is fixedly installed on the side of the support seat, and the clamping plate is arranged on the side of the buffer cylinder.

[0013] Preferably, the other end of the connecting pipe is connected to the vacuum fan connection end, and through the connection of the connecting pipe, the smoke removal head absorbs the generated welding smoke to prevent it from dispersing, and the other end of the delivery pipe is connected to the purifier connection end, and the absorbed welding smoke is then transported to the inside of the purifier through the delivery pipe for purification.

[0014] Preferably, the connecting end of the protective plate is clamped with the fixed end of the fixing rod, which is convenient for quick installation and removal of the protective plate, and the material of the protective plate is heat-resistant glass, which can protect the eyes of the operator.

[0015] Preferably, the outer wall of the rotating rod is connected to the internal thread of the top seat, and the support seat is moved by rotating the rotating rod, and the other end of the rotating rod is hinged to the connecting end of the support seat to prevent the rotation of the rotating rod from driving the support seat to rotate, thereby improving the clamping efficiency of the sheet metal.

[0016] Preferably, a buffer spring is connected to the inside of the buffer cylinder, and the other end of the buffer spring is connected to the connecting end of the clamping plate, so that the clamping plate has a certain buffering performance, and the sheet metal can be fixed more stably. A friction groove is provided on the side of the clamping plate, which increases the friction between the clamping plate and the outer wall of the sheet metal and improves the fixing efficiency.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The laser welding device for sheet metal processing can absorb the welding smoke generated by welding sheet metal and prevent it from floating in the air and affecting the environment by setting a protective mechanism, thereby improving the welding environment. It also has a certain protective effect and shields the flames generated by welding, thereby solving the problem proposed in the background technology that the welding smoke generated by welding is easily dispersed in the air during the process of welding sheet metal, thereby having a certain impact on the environment.

[0019] 2. The laser welding device for sheet metal processing, by providing a clamping mechanism, can stably clamp the sheet metal during the welding process, thereby improving the stability of the welded sheet metal, thereby improving the production and processing quality of the sheet metal. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0021] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0023] Figure 4 This is a schematic diagram of the smoke removal unit structure of the utility model.

[0024] In the figure: 1, base; 2, welding machine; 301, fixed seat; 302, top seat; 303, rotating rod; 304, square groove; 305, round rod; 306, supporting seat; 307, buffer cylinder; 308, clamping plate; 401, vacuum fan; 402, cigarette butt remover; 403, connecting pipe; 404, purifier; 405, conveying pipe; 406, discharge pipe; 407, fixed rod; 408, protective plate. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0027] Embodiment 1:

[0028] A laser welding device for sheet metal processing comprises a base 1 and a welding machine 2. The welding machine 2 is installed on the top of the base 1. The top of the base 1 is provided with a clamping mechanism and a protection mechanism.

[0029] The protection mechanism includes a smoke removal unit and a protection unit.

[0030] The smoke removal unit includes an exhaust fan 401, a smoke removal head 402, a connecting pipe 403, a purifier 404, a conveying pipe 405 and an exhaust pipe 406. The exhaust fan 401 is installed inside the welding machine 2, the smoke removal head 402 is installed at the fixed end of the welding machine 2, the connecting pipe 403 is connected to the connecting end of the smoke removal head 402, and the other end of the connecting pipe 403 is connected to the connecting end of the exhaust fan 401. Through the connection of the connecting pipe 403, the smoke removal head 402 absorbs the generated welding smoke to prevent it from dispersing. The purifier 404 is installed on the back of the welding machine 2, the conveying pipe 405 is connected to the conveying end of the exhaust fan 401, and the other end of the conveying pipe 405 is connected to the connecting end of the purifier 404, so that the absorbed welding smoke is conveyed to the inside of the purifier 404 through the conveying pipe 405 for purification, and the exhaust pipe 406 is connected to the connecting end of the purifier 404.

[0031] Embodiment 2:

[0032] On the basis of Example 1: the protection unit includes a fixed rod 407 and a protection plate 408, the fixed rod 407 is fixedly installed on the fixed end of the welding machine 2, and the protection plate 408 is movably installed on the fixed end of the fixed rod 407, and the connecting end of the protection plate 408 is clamped with the fixed end of the fixed rod 407, which is convenient for quick installation and disassembly of the protection plate 408, and the material of the protection plate 408 is heat-resistant glass, which can protect the operator's eyes.

[0033] The clamping mechanism includes a fixed seat 301, a top seat 302, a rotating rod 303, a square groove 304, a round rod 305, a support seat 306, a buffer cylinder 307 and a clamping plate 308. The fixed seat 301 is fixedly installed on the fixed end of the welding machine 2, the top seat 302 is fixedly installed on the top of the fixed seat 301, the rotating rod 303 is connected to the inside of the top seat 302, and the outer wall of the rotating rod 303 is threadedly connected to the inside of the top seat 302. By rotating the rotating rod 303, the support seat 30 6 is moved, and the other end of the rotating rod 303 is hinged to the connecting end of the support seat 306 to prevent the rotating rod 303 from rotating and driving the support seat 306 to rotate, thereby improving the clamping efficiency of the sheet metal. The square groove 304 is opened at the top of the fixing seat 301, the round rod 305 is fixedly installed inside the square groove 304, the support seat 306 is connected to the other end of the rotating rod 303, the buffer cylinder 307 is fixedly installed on the side of the support seat 306, and the clamping plate 308 is arranged on the side of the buffer cylinder 307.

[0034] Embodiment three: A buffer spring is connected inside the buffer cylinder 307, and the other end of the buffer spring is connected to the connecting end of the clamping plate 308, so that the clamping plate 308 has a certain buffering performance, and can fix the sheet metal more stably. A friction groove is opened on the side of the clamping plate 308, which increases the friction between the clamping plate 308 and the outer wall of the sheet metal and improves the fixing efficiency.

[0035] When in use, the sheet metal is placed on the top of the fixed seat 301, and the outer wall of the rotating rod 303 is connected to the internal thread of the top seat 302 by rotating the rotating rod 303, and the other end of the rotating rod 303 is hinged at the connection with the support seat 306, so that the clamping plate 308 is moved under the limit support of the round rod 305, so as to clamp and fix the sheet metal. In the process of welding the sheet metal, the operation of the vacuum fan 401 is utilized to make the cigarette butt 402 absorb the welding smoke and transport it to the purifier 404 through the conveying pipe 405. After purification, it is discharged by the exhaust pipe 406, and the connecting end of the protective plate 408 is inserted into the top groove of the fixed rod 407, thereby playing a protective role, preventing the fire from irritating the operator's eyes, and also facilitating the viewing of the welding process.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A laser welding device for sheet metal processing, comprising a base (1) and a welding machine (2), wherein the welding machine (2) is mounted on the top of the base (1), and is characterized in that: The top of the base (1) is provided with a clamping mechanism and a protection mechanism; The protection mechanism includes a smoke removal unit and a protection unit; The smoke removal unit comprises an exhaust fan (401), a smoke removal head (402), a connecting pipe (403), a purifier (404), a delivery pipe (405) and an exhaust pipe (406); the exhaust fan (401) is installed inside the welding machine (2); the smoke removal head (402) is installed at a fixed end of the welding machine (2); the connecting pipe (403) is connected to a connection end of the smoke removal head (402); the purifier (404) is installed at the back of the welding machine (2); the delivery pipe (405) is connected to the delivery end of the exhaust fan (401); and the exhaust pipe (406) is connected to a connection end of the purifier (404).

2. A laser welding device for sheet metal processing according to claim 1, characterized in that: The protection unit comprises a fixing rod (407) and a protection plate (408), wherein the fixing rod (407) is fixedly mounted on a fixing end of the welding machine (2), and the protection plate (408) is movably mounted on the fixing end of the fixing rod (407).

3. The laser welding device for sheet metal processing according to claim 1, characterized in that: The clamping mechanism comprises a fixed seat (301), a top seat (302), a rotating rod (303), a square groove (304), a round rod (305), a supporting seat (306), a buffer cylinder (307) and a clamping plate (308), wherein the fixed seat (301) is fixedly mounted on the fixed end of the welding machine (2), the top seat (302) is fixedly mounted on the top of the fixed seat (301), the rotating rod (303) is connected to the inside of the top seat (302), the square groove (304) is opened at the top of the fixed seat (301), the round rod (305) is fixedly mounted inside the square groove (304), the supporting seat (306) is connected to the other end of the rotating rod (303), the buffer cylinder (307) is fixedly mounted on the side of the supporting seat (306), and the clamping plate (308) is arranged on the side of the buffer cylinder (307).

4. The laser welding device for sheet metal processing according to claim 1, characterized in that: The other end of the connecting pipe (403) is connected to the connecting end of the vacuum machine (401), and the other end of the delivery pipe (405) is connected to the connecting end of the purifier (404).

5. The laser welding device for sheet metal processing according to claim 2, characterized in that: The connecting end of the protection plate (408) is clamped with the fixed end of the fixing rod (407), and the material of the protection plate (408) is heat-resistant glass.

6. The laser welding device for sheet metal processing according to claim 3, characterized in that: The outer wall of the rotating rod (303) is connected to the inner part of the top seat (302) by threads, and the other end of the rotating rod (303) is hinged to the connecting end of the supporting seat (306).

7. The laser welding device for sheet metal processing according to claim 3, characterized in that: A buffer spring is connected inside the buffer cylinder (307), and the other end of the buffer spring is connected to the connecting end of the clamping plate (308). A friction groove is provided on the side of the clamping plate (308).

Images