CN219093980U

CN219093980U - Laser welding machine for stainless steel bars

Info

Publication number: CN219093980U
Application number: CN202223402755.3U
Authority: CN
Inventors: 刘珍; 刘瑛
Original assignee: Shanghai Hope Steel Structure Co ltd
Current assignee: Shanghai Hope Steel Structure Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-30
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a laser welding machine for stainless steel bars, which comprises a machine body and a heat dissipation baffle, wherein a right hand end of the machine body is provided with an air box, the right end of the machine body is connected with a connecting end, the lower left side of the air box is connected with a connecting pipe, the heat dissipation baffle is arranged below the machine body, the outer wall of the right side above the heat dissipation baffle is connected with a fixed pipe, the left side surface of the heat dissipation baffle is welded with a sealing plate, the upper part of a bending part of the machine body is provided with a monitoring end, the left end of the machine body is provided with a connecting seat, and the end part of the connecting seat is provided with a welding head; this a laser welding machine for stainless steel strip, barrier property is good, and concentrate integration with safeguard function and heat dissipation function, has reduced mounting structure for whole laser welding machine structure integration, it is small, be convenient for handheld use, can effectively shelter from the welding spark that the butt joint position produced, and can give off fast to the temperature that the butt joint department produced, play good guard action to the butt joint.

Description

Laser welding machine for stainless steel bars

Technical Field

The utility model relates to the technical field of laser welding machines, in particular to a laser welding machine for stainless steel bars.

Background

The laser welding machine, also commonly called as laser welder, is a machine used in material processing laser welding, the laser welding utilizes high energy laser pulse to carry out local heating in micro-area to the material, the energy of laser radiation is led to the internal diffusion of the material through heat transfer, forms specific molten pool after melting the material, it is a novel welding mode, mainly aims at the welding of thin wall material, precision parts.

However, the hand-held laser welding machine used at present has poor protective performance, and is mainly characterized in that welding sparks generated at the welding head part cannot be effectively shielded, so that the temperature at the welding head part is too high easily in the welding process, the sparks are splashed, certain damage to the hands of an operator is easily caused, the temperature cannot be rapidly emitted, the welding head is easily worn seriously, and the replacement frequency is high.

Disclosure of Invention

The utility model aims to provide a laser welding machine for stainless steel bars, which aims to solve the problems that the currently used handheld laser welding machine is poor in protective performance, welding sparks generated at a welding head part cannot be effectively shielded, the temperature at the welding head part is easily too high in the welding process, the sparks are splashed, certain damage is easily caused to hands of an operator, the temperature cannot be rapidly emitted, the welding head is easily worn seriously, and the replacement frequency is high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a laser welding machine for stainless steel strip, includes organism and heat dissipation baffle, the right side handheld end of organism is provided with the bellows, and the outer wall of bellows evenly runs through there is the louvre, the right side end connection of organism has the link end, the left side below of bellows is connected with the connecting pipe, and the end connection of connecting pipe has the guide duct, heat dissipation baffle installs in the below of organism, and the top through connection of heat dissipation baffle has the connecting axle, the top right side outer wall connection of heat dissipation baffle has fixed tube, and the end of guide duct links to each other with the tip of fixed tube, heat dissipation baffle's left surface welding has the shrouding, and the fixed surface of shrouding has the wind channel, the monitoring end is installed to the bend top of organism, and the left side of monitoring end is connected with the rubber hose, monitor is installed to the end of rubber hose, the connecting seat is installed to the left end of organism, and the end of connecting seat is provided with the connecting plate, the tip both sides of connecting plate all are fixed with the backplate respectively, the lower surface of backplate all is fixed with the backplate.

Preferably, the heat dissipation baffle is rotationally connected with the machine body through a connecting shaft, and the inside of the heat dissipation baffle is of a hollow structure.

Preferably, the air channels are uniformly arranged on the surface of the sealing plate, and the air channels are communicated with the inner cavity of the heat dissipation baffle.

Preferably, the side surfaces of the air duct are triangular, and the inner openings of the air duct are inclined downwards.

Preferably, the rubber hose penetrates through the upper part of the machine body, and the monitoring probe is electrically connected with the monitoring end.

Preferably, the connecting plates are symmetrical about the central axis of the welding head, and one surface of the guard plate, which is close to the central axis of the welding head, is flat with one surface of the connecting plate, which is close to the central axis of the welding head.

Compared with the prior art, the utility model has the beneficial effects that:

1. the laser welding machine for the stainless steel bars has good protective performance, integrates the protective function and the heat dissipation function in a concentrated manner, reduces the installation structure, ensures that the whole laser welding machine is integrated in structure, has small volume and convenient handheld use, can effectively shield welding sparks generated at the welding head parts, can quickly emit the temperature generated at the welding head parts, and has good protective effect on the welding head;

2. the laser welding machine for the stainless steel bars is provided with the heat dissipation baffle which can rotate to adjust the angle so as to better shield welding sparks on one hand, and can guide air outlet on the other hand, so that the air is opposite to a welding head part, and the welding head part is subjected to air cooling heat dissipation, thereby avoiding the high temperature influence when the welding head is welded and serious abrasion;

3. this a laser welding machine for stainless steel strip, bellows pass through connecting pipe, guide duct and fixed pipe and link to each other with the heat dissipation baffle, in the wind that produces in the bellows can carry the heat dissipation baffle, makes the heat dissipation baffle outwards blow through the wind channel to provide good forced air cooling heat dissipation protection effect to the butt weld.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a heat dissipation baffle according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the connecting plate, the guard plate and the backing plate of the utility model.

In the figure: 1. a body; 2. a wind box; 3. a heat radiation hole; 4. a wire end; 5. a connecting pipe; 6. an air guide pipe; 7. a heat radiation baffle; 8. a fixed tube; 9. a connecting shaft; 10. a sealing plate; 11. an air duct; 12. a monitoring end; 13. a rubber hose; 14. monitoring a probe; 15. a connecting seat; 16. welding head; 17. a connecting plate; 18. a guard board; 19. a backing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: a laser welding machine for stainless steel bars comprises a machine body 1 and a heat radiation baffle 7, wherein a right hand-held end of the machine body 1 is provided with a wind box 2, the outer wall of the wind box 2 is uniformly penetrated with a heat radiation hole 3, the right end part of the machine body 1 is connected with a connecting wire end 4, the lower left side of the wind box 2 is connected with a connecting pipe 5, the end part of the connecting pipe 5 is connected with a wind guide pipe 6, the heat radiation baffle 7 is arranged below the machine body 1, the top end of the heat radiation baffle 7 is penetrated and connected with a connecting shaft 9, the heat radiation baffle 7 is rotationally connected with the machine body 1 through the connecting shaft 9, the inside of the heat radiation baffle 7 is of a hollow structure, the heat radiation baffle 7 can rotate below the machine body 1 through the connecting shaft 9 to adjust the placement angle of the heat radiation baffle 7, thereby realizing good shielding and heat radiation protection effects of the heat radiation baffle 7, the heat radiation baffle 7 is arranged at the left side of the hand-held part of the machine body 1 to separate a welding work part from the hand-held part, so that sparks during welding can be shielded from splashing down to a handheld part, the blowing surface of the heat radiation baffle 7 is directly used for welding a working part, so that air cooling heat radiation can be provided for the welding working part, high temperature at the welding head 16 is reduced, a certain protection effect is provided for the welding head 16, the outer wall of the right side above the heat radiation baffle 7 is connected with a fixed pipe 8, the tail end of the air guide pipe 6 is connected with the end part of the fixed pipe 8, the left side surface of the heat radiation baffle 7 is welded with a sealing plate 10, the surface of the sealing plate 10 is fixedly provided with an air duct 11, the air duct 11 is uniformly arranged on the surface of the sealing plate 10, the air duct 11 is communicated with the inner cavity of the heat radiation baffle 7, the side surfaces of the air duct 11 are all triangular, the inner openings of the air duct 11 are all obliquely downwards arranged, the air duct 11 is used for sending air flow entering the heat radiation baffle 7 in an obliquely downwards posture, and then the welding head 16 can be directly blown, the welding head 16 is provided with a good heat radiation protection effect, the heat radiation baffle 7 is connected with the air box 2 through the fixed pipe 8, the air guide pipe 6 and the connecting pipe 5, and air flow can be directly led out from the air box 2 into the heat radiation baffle 7, so that the heat radiation baffle 7 can blow air outwards through each air channel 11, and the heat radiation purpose of the heat radiation baffle 7 is achieved;

the monitoring end 12 is arranged above the bending part of the machine body 1, the left side of the monitoring end 12 is connected with the rubber hose 13, the end part of the rubber hose 13 is provided with the monitoring probe 14, the rubber hose 13 penetrates through the upper part of the machine body 1, the monitoring probe 14 is electrically connected with the monitoring end 12, the rubber hose 13 is made of rubber materials, the good bending flexibility is achieved, stable circuit connection between the monitoring probe 14 and the monitoring end 12 can be ensured, the angle adjustment of the monitoring probe 14 can be achieved through the bending angle, the monitoring probe 14 can be aligned with a welding point, the welding condition of the welding point can be monitored in real time, the welding process is recorded conveniently, welding data are reserved, the welding work can be monitored in real time, and errors of welding personnel during operation are avoided;

the left end of the machine body 1 is provided with a connecting seat 15, the end part of the connecting seat 15 is provided with a welding head 16, two sides of the end part of the welding head 16 are respectively fixed with a connecting plate 17, the end parts of the connecting plates 17 are respectively fixed with a guard plate 18, the lower surfaces of the guard plates 18 are respectively fixed with a backing plate 19, the connecting plates 17 are symmetrical about the central axis of the welding head 16, one surface of each guard plate 18, which is close to the central axis of the welding head 16, is parallel to one surface of each connecting plate 17, which is close to the central axis of the welding head 16, the bottom end of the welding head 16 is protected by the connecting plates 17, the guard plates 18 and the backing plates 19, the backing plates 19 adopt circular arc bottoms, when the welding heads are in contact with stainless steel bars, the abrasion is small, the two connecting plates 17 are respectively connected with one guard plate 18 and one backing plate 19, a gap is separated between the two guard plates, and the welding head 16 can normally perform laser welding work by utilizing the gap, and under the structural arrangement of the connecting plates 17, the guard plates 18 and the backing plates 19, the welding heads 16 cannot be in direct close contact with the stainless steel bars, so that the abrasion of the welding heads 16 is avoided, and the frequent replacement is avoided.

Working principle: firstly, the machine body 1 is connected to a corresponding laser welding control box through the connecting wire end 4, so that the machine body 1 can normally carry out laser welding operation, when laser welding is carried out, the hand-held part of the machine body 1, namely the position of the bellows 2, is opened, the fan in the bellows 2 is enabled to normally work, wind enters the heat dissipation baffle 7 through the connecting pipe 5 through the air guide pipe 6 and the fixed pipe 8, then is blown out obliquely downwards from the air duct 11 on the left side surface of the heat dissipation baffle 7, the wind directly acts on the welding head 16, then the stainless steel bar is welded by the welding head 16, when the welding head 16 works, the self heat quantity can be reduced by virtue of the air cooling effect, so that the self is well protected, the welding process is recorded in detail, whether the welding operation of an operator is wrong or not is monitored, the monitoring probe 14 (the model is Bony BN-030 QJ/SN-B) can be started, the angle of the monitoring probe 14 is adjusted by the rubber hose 13, the monitoring probe 14 can be directly opposite to the position of the welding head 16, the whole welding process is monitored, the video is recorded, the welding process is sent to the remote control end through the monitoring end 12, and the remote real-time monitoring is completed, and the real-time operation is ensured.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A laser welding machine for stainless steel bars, comprising a machine body (1) and a heat-dissipating baffle (7), characterized in that: the right hand end of the machine body (1) is provided with a bellows (2), and the outer wall of the bellows (2) evenly penetrates through a radiating hole (3), the right end of the machine body (1) is connected with a connecting wire end (4), the left lower side of the bellows (2) is connected with a connecting pipe (5), the end part of the connecting pipe (5) is connected with an air guide pipe (6), the radiating baffle (7) is installed below the machine body (1), the top end of the radiating baffle (7) is connected with a connecting shaft (9) in a penetrating way, the upper right outer wall of the radiating baffle (7) is connected with a fixed pipe (8), the tail end of the air guide pipe (6) is connected with the end part of the fixed pipe (8), the left side surface of the radiating baffle (7) is welded with a sealing plate (10), the surface of the sealing plate (10) is fixedly provided with an air duct (11), a monitoring end (12) is installed above a bending part of the machine body (1), the left side of the monitoring end (12) is connected with a rubber hose (13), the end part of the rubber hose (13) is installed, the monitoring probe (14) is installed, the top end of the welding head (16) is connected with the end part (16) of the machine body, the welding head (16) is fixedly connected with the end part (16), and the end parts of the connecting plates (17) are respectively fixed with guard plates (18), and the lower surfaces of the guard plates (18) are respectively fixed with backing plates (19).

2. A laser welder for stainless steel strips as claimed in claim 1, wherein: the heat dissipation baffle (7) is rotationally connected with the machine body (1) through the connecting shaft (9), and the inside of the heat dissipation baffle (7) is of a hollow structure.

3. A laser welder for stainless steel strips as claimed in claim 1, wherein: the air channels (11) are uniformly arranged on the surface of the sealing plate (10), and the air channels (11) are communicated with the inner cavity of the heat dissipation baffle (7).

4. A laser welder for stainless steel strips as claimed in claim 1, wherein: the side surfaces of the air duct (11) are triangular, and the inner openings of the air duct (11) are inclined downwards.

5. A laser welder for stainless steel strips as claimed in claim 1, wherein: the rubber hose (13) penetrates through the upper part of the machine body (1), and the monitoring probe (14) is electrically connected with the monitoring end (12).

6. A laser welder for stainless steel strips as claimed in claim 1, wherein: the connecting plates (17) are symmetrical about the central axis of the welding head (16), and one surface of the guard plate (18) close to the central axis of the welding head (16) is leveled with one surface of the connecting plates (17) close to the central axis of the welding head (16).