CN113001046B

CN113001046B - Automatic ship iron fitting-out welding equipment capable of preventing scraps and slag from splashing

Info

Publication number: CN113001046B
Application number: CN202110225869.6A
Authority: CN
Inventors: 黄林; 魏相根; 董方瑞
Original assignee: Qingdao North Ship Pipeline Co ltd
Current assignee: Qingdao North Ship Pipeline Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2022-07-12
Anticipated expiration: 2041-03-01
Also published as: CN113001046A

Abstract

The invention discloses automatic ship iron fitting-out welding equipment capable of preventing scraps from splashing, which comprises a supporting seat, wherein a clamp is arranged at the upper end of the supporting seat, a laser welding head is arranged at the upper end of the clamp, a buffer device is arranged at the upper end of the laser welding head, a displacement mechanism is arranged at the upper end of the buffer device, an auxiliary displacement device is arranged at the lower end of the laser welding head, and an anti-splashing device is arranged at the position, close to a welding end, of the laser welding head; according to the anti-splashing device, water is filled into the side wall of the middle inner rotary drum, water flow does centrifugal motion along the inner wall of the inner rotary drum under the rotation action of the inner rotary drum, the water flow is accelerated and atomized into water drops through the first fog drop hole to be sprayed out under the rotation action of the outer rotary drum, the water drops sprayed out through the water flow atomization accelerated by the centrifugal force twice are large in coverage area and large in water drop density, smoke dust and fire residues can be effectively settled, and then workers are prevented from being injured.

Description

Automatic ship iron fitting-out welding equipment capable of preventing scraps and slag from splashing

Technical Field

The invention relates to the technical field of iron fitting-out welding, in particular to automatic welding equipment for iron fitting-out parts of ships, which can prevent scrap slag from splashing.

Background

In the shipbuilding process, welding accounts for a very large proportion of the total shipbuilding, resulting in the cost of welding also accounting for the most expensive shipbuilding. The welding technology of ship manufacturing is one of the main process technologies in the ship industry, so the production efficiency of welding becomes one of the main factors influencing the ship manufacturing yield and the cost. The existing ship welding technology has certain defects: dangerous splashes such as smoke dust, fire slag and the like can be generated during welding, so that workers can be injured, and the welding part with fluctuation has certain processing difficulty.

The invention discloses automatic ship iron fitting-out welding equipment capable of preventing scrap and slag from splashing, which is used for solving the problems.

Disclosure of Invention

The invention aims to provide automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing so as to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the automatic welding equipment for the iron outfitting piece of the ship, which is capable of preventing chip slag from splashing, comprises a supporting seat, wherein a clamp is arranged at the upper end of the supporting seat and used for clamping the iron outfitting piece, a laser welding head is arranged at the upper end of the clamp and used for welding the iron outfitting piece, a buffer device is arranged at the upper end of the laser welding head and used for enabling the laser welding head to have a certain up-and-down shaking gap so as to adapt to uneven parts to be welded, a displacement mechanism is arranged at the upper end of the buffer device and used for driving the laser welding head to move in three dimensions and comprises a sliding block, a sliding chute, a cylinder and the like, the automatic welding equipment belongs to the prior art and is not described herein any more, an auxiliary displacement device is arranged at the lower end of the laser welding head and used for assisting the laser welding head to move smoothly and ensuring non-contact welding of the laser welding head under the action of the buffer device, the laser welding head is provided with an anti-splashing device at a position close to the welding end, and the anti-splashing device is used for preventing smoke dust and fire slag generated by welding from splashing.

Preferably, the anti-splashing device comprises an inner rotary drum, a first bearing, an outer rotary drum, a second bearing, a vertical groove and a first fog drop hole, the inner rotary drum is arranged at a position, close to the welding end, of the laser welding head, the laser welding head is connected with the inner rotary drum through the first bearing, the outer rotary drum is arranged outside the inner rotary drum, the inner rotary drum is connected with the outer rotary drum through the second bearing, the side wall of the inner rotary drum is hollow, water is filled into the side wall of the inner rotary drum, the water flows are in centrifugal motion along the inner wall of the inner rotary drum under the rotation action of the inner rotary drum to accelerate the water flows, the vertical groove is arranged on the side wall, close to the outer rotary drum, of the inner rotary drum, the accelerated water flows out of the inner rotary drum through the vertical groove and then flows into the outer rotary drum, the first fog drop hole is arranged on the side wall of the outer rotary drum, and the accelerated water flows are atomized into water drops through the first fog drop hole and then sprayed out, water drops sprayed by water flow atomization accelerated by centrifugal force twice have large coverage area and large water drop density, can effectively settle smoke dust and fire slag, and then prevent workers from being injured.

Preferably, an adversion section of thick bamboo upper end is provided with a flourishing water section of thick bamboo, the lateral wall cavity of a flourishing water section of thick bamboo, a flourishing water section of thick bamboo and an adversion section of thick bamboo integrated into one piece, flourishing water section of thick bamboo upper end is provided with solid fixed ring, gu fixed ring is fixed in on the laser welding head, does not rotate along with the adversion section of thick bamboo, gu fixed ring's lateral wall cavity, gu be connected through the oil blanket between fixed ring and the flourishing water section of thick bamboo, gu the fixed ring upper end is provided with the water inlet, supporting seat one side is provided with the water tank, the water inlet passes through the tube coupling with the water tank, and the water in the water tank is through the pump body water inlet of pump income, gets into solid fixed ring's lateral wall again, gets into in the flourishing water section of thick bamboo after that, provides the water source for preventing the device that splashes.

Preferably, a motor is arranged on one side of the fixing ring, the motor is fixed on the fixing ring, the output end of the motor is connected with a first gear and a second gear, the outer wall of the water containing cylinder is provided with a third gear, the outer wall of the outer rotating cylinder is provided with a fourth gear, the first gear is meshed with the third gear and is used for driving the inner rotating cylinder to rotate, the second gear is meshed with the fourth gear and is used for driving the outer rotating cylinder to rotate, the rotating speed of the fourth gear is greater than that of the third gear, so that the rotating speed of the outer rotating cylinder is greater than that of the inner rotating cylinder, atomized and sprayed water drops are finer and finer, and the covered area is larger.

Preferably, the inner rotary drum and the outer rotary drum are sealed by an annular sealing ring to prevent water flow from spraying.

Preferably, the opening direction of the vertical groove is the tangential direction of the inner wall of the inner rotary drum, the water flow does centrifugal motion due to the rotation of the inner rotary drum, and when the water flow moves to the vertical groove, the opening direction can follow the flow direction of the water flow, so that the blockage of the accelerated water flow is avoided.

Preferably, the lower end of the first fog drop hole is provided with a second fog drop hole, the opening direction of the first fog drop hole is positioned below the horizontal plane, the included angle between the opening direction of the first fog drip hole and the horizontal plane is an acute angle, the splashing direction of the smoke dust and the fire slag generated by welding is above the horizontal plane, the spray direction of the fog drops sprayed out through the first fog drop hole is below the horizontal plane, the fog drops meet with the horizontal plane, the sedimentation of smoke dust and fire slag is facilitated, the opening direction of the second fog drop hole is positioned above the horizontal plane, the included angle between the opening direction of the second fog drop hole and the horizontal plane is an acute angle, the second fog drop hole is closer to the welding position, because its height is lower, therefore the range is shorter, and this mode of setting can make the droplet that sprays through No. two droplet holes do the parabolic motion, and the range of extension droplet avoids the droplet to fall at the welding department, influences the welding effect.

Preferably, the slow-moving device comprises a connecting disc, a connecting rod, a connecting block, an anti-falling block and a spring, the upper end of the laser welding head is provided with the connecting disc, the upper end of the connecting disc is provided with the connecting rod, the connecting rod is fixed on the connecting disc, the upper end of the connecting rod is provided with the connecting block, the connecting rod can slide up and down in the connecting block, the anti-falling block is arranged at the end, where the connecting rod penetrates through the connecting block, of the connecting rod and is used for preventing the connecting rod from being separated from the connecting block, the spring is sleeved on the connecting rod, one end of the spring supports against the lower end of the connecting block, the other end of the spring supports against the upper end of the connecting disc, the laser welding head meets the position to be welded with high and low fluctuation during welding, and when the displacement mechanism cannot accurately displace, the pressing action of the spring enables the laser welding head to have the downward pressure, the relative distance between the laser welding head and the welding position is ensured, and the welding quality is further ensured.

Preferably, the connecting block is fixedly connected with the displacement mechanism, and the displacement mechanism drives the laser welding head to move in three dimensions through the slow motion device.

Preferably, the auxiliary displacement device comprises a ring-shaped piece and universal wheels, the lower end of the anti-splashing device is provided with the ring-shaped piece, the ring-shaped piece is fixed on the laser welding head, the lower end of the ring-shaped piece is provided with two universal wheels, and the universal wheels are used for assisting the slow-moving device to ensure that the laser welding head can also move smoothly under a certain pressure.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the automatic ship iron fitting-out welding equipment capable of preventing scraps and slag from splashing, water is filled into the side wall of the inner rotary drum in the splashing prevention device, water flows do centrifugal motion along the inner wall of the inner rotary drum under the rotating action of the inner rotary drum, the water flows are accelerated and pass through the rotating action of the outer rotary drum, the accelerated water flows are atomized into water drops through the first fog drop hole to be sprayed out, the water drops sprayed out by the water flow atomization accelerated by the centrifugal force twice are large in coverage area and large in water drop density, smoke dust and fire slag can be effectively settled, and workers are prevented from being injured;

2. the splashing direction of smoke dust and fire slag generated by welding is above the horizontal plane, the spray direction of fog drops sprayed out through the fog drop hole I is below the horizontal plane, the smoke dust and the fire slag are in contact with each other, the sedimentation of the smoke dust and the fire slag is facilitated, the fog drop hole II is closer to the welding position, and the spray range is shorter due to the lower height of the fog drop hole II, so that the fog drops sprayed through the fog drop hole II can make parabolic motion, the spray range of the fog drops is lengthened, and the fog drops are prevented from falling at the welding position to influence the welding effect;

3. according to the slow-motion device disclosed by the invention, when a laser welding head encounters a part to be welded with fluctuant height during welding, and the displacement mechanism cannot displace accurately, the pressing action of the spring enables the laser welding head to have downward pressure, so that the relative distance between the laser welding head and the welding part is ensured, and the welding quality is further ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of automatic ship iron outfitting welding equipment for preventing scraps and slag from splashing;

FIG. 2 is a cross-sectional view of the splash guard of the present invention;

FIG. 3 is a top cross-sectional view of the inner drum of the present invention;

FIG. 4 is a front view of the inner drum of the present invention;

FIG. 5 is a detail view of the invention at A;

FIG. 6 is a detail view of the invention at B;

FIG. 7 is a front view of the splash guard of the present invention;

FIG. 8 is a schematic structural view of the slow motion device of the present invention;

in the figure: a support seat-1; a clamp-2; laser welding head-3; a slow-moving device-4; a displacement mechanism-5; an auxiliary displacement device-6; anti-splash device-7; an inner drum-8; a first bearing-9; an outer rotary drum-10; a second bearing-11; a vertical groove-12; a first droplet hole-13; a water containing cylinder-14; a fixed ring-15; an oil seal-16; water inlet-17; a water tank-18; second fog drop hole-19; -20; a motor-21; gear one-22; gear No. two-23; gear three-24; gear four-25; an annular seal ring-26; a connecting disc-27; a connecting rod-28; a connecting block-29; anti-falling block-30; a spring-31; an annulus-32; a universal wheel-33; iron fitting-34.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment is as follows: the invention provides the technical scheme that: referring to fig. 1, an automatic ship iron fitting-out welding device capable of preventing scraps and slag from splashing comprises a supporting seat 1, wherein a clamp 2 is arranged at the upper end of the supporting seat 1, the clamp 2 is used for clamping iron fitting-out pieces, a laser welding head 3 is arranged at the upper end of the clamp 2, the laser welding head 3 is used for welding iron fitting-out pieces, a slow moving device 4 is arranged at the upper end of the laser welding head 3, the slow moving device 4 enables the laser welding head 3 to have a certain up-and-down shaking gap and can adapt to uneven parts to be welded, a displacement mechanism 5 is arranged at the upper end of the slow moving device 4, the displacement mechanism 5 is used for driving the laser welding head 3 to move in three dimensions, and comprises a sliding block, a sliding chute, an air cylinder and the like, and belongs to the prior art, and no redundancy is given herein, an auxiliary displacement device 6 is arranged at the lower end of the laser welding head 3, and the auxiliary displacement device 6 is used for assisting the laser welding head 3 to move smoothly, meanwhile, the laser welding head 3 is ensured to be welded without contact under the action of the slow-moving device 4, a splash-proof device 7 is arranged at the position, close to the welding end, of the laser welding head 3, and the splash-proof device 7 is used for preventing smoke and fire slag generated by welding from splashing.

As shown in fig. 2 to 4, the anti-spattering device 7 includes an inner rotating cylinder 8, a first bearing 9, an outer rotating cylinder 10, a second bearing 11, a vertical groove 12, and a first mist hole 13, the inner rotating cylinder 8 is disposed at a position close to a welding end of the laser welding head 3, the laser welding head 3 is connected to the inner rotating cylinder 8 through the first bearing 9, the outer rotating cylinder 10 is disposed outside the inner rotating cylinder 8, the inner rotating cylinder 8 is connected to the outer rotating cylinder 10 through the second bearing 11, a side wall of the inner rotating cylinder 8 is hollow, water is filled in a side wall of the inner rotating cylinder 8, water flows centrifugally move against an inner wall of the inner rotating cylinder 8 under the rotation of the inner rotating cylinder 8 to accelerate the water flow, the vertical groove 12 is disposed on a side wall of the inner rotating cylinder 8 close to the outer rotating cylinder 10, the accelerated water flows out of the inner rotating cylinder 8 through the vertical groove 12 to flush into the outer rotating cylinder 10, the first mist hole 13 is disposed on a side wall of the outer rotating cylinder 10, through the rotation effect of outer cylinder 10, rivers become the water droplet blowout through atomizing of a fog droplet hole 13 after being accelerated, and the water droplet coverage area of rivers atomizing blowout through centrifugal force acceleration twice is big, and water droplet density is big, can effectually subside smoke and dust, cinder, prevents then that the staff from receiving the injury.

As shown in fig. 1-2, a water containing cylinder 14 is arranged at the upper end of the inner rotary cylinder 8, the side wall of the water containing cylinder 14 is hollow, the water containing cylinder 14 and the inner rotary cylinder 8 are integrally formed, a fixing ring 15 is arranged at the upper end of the water containing cylinder 14, the fixing ring 15 is fixed on the laser welding head 3 and does not rotate along with the inner rotary cylinder 8, the side wall of the fixing ring 15 is hollow, the fixing ring 15 and the water containing cylinder 14 are connected through an oil seal 16, a water inlet 17 is arranged at the upper end of the fixing ring 15, a water tank 18 is arranged on one side of the support base 1, the water inlet 17 is connected with the water tank 18 through a pipeline 20, water in the water tank is pumped into the water inlet 17 through a pump body, then enters the side wall of the fixing ring 15, and then enters the water containing cylinder 14, so as to provide a water source for the anti-splash device 7.

As shown in fig. 7, a motor 21 is arranged on one side of the fixing ring 15, the motor 21 is fixed on the fixing ring 15, an output end of the motor 21 is connected with a first gear 22 and a second gear 23, a third gear 24 is arranged on an outer wall of the water containing cylinder 14, a fourth gear 25 is arranged on an outer wall of the outer rotating cylinder 10, the first gear 22 is meshed with the third gear 24 to drive the inner rotating cylinder 8 to rotate, the second gear 23 is meshed with the fourth gear 25 to drive the outer rotating cylinder 10 to rotate, and the rotating speed of the fourth gear 25 is greater than that of the third gear 24, so that the rotating speed of the outer rotating cylinder 10 is greater than that of the inner rotating cylinder 8, and atomized and sprayed water drops are finer and have a larger coverage area.

As shown in fig. 2, the inner drum 8 and the outer drum 10 are sealed by an annular sealing ring 26 to prevent water from being sprayed out.

As shown in fig. 3, the opening direction of the vertical groove 12 is a tangential direction of the inner wall of the inner rotating cylinder 8, and a line c shown in the figure is a tangential line of the inner wall of the inner rotating cylinder 8, so that the water flow performs a centrifugal motion due to the rotation of the inner rotating cylinder 8, and when the water flow moves to the vertical groove 12, the opening direction can follow the flow direction of the water flow, thereby avoiding blocking the accelerated water flow.

As shown in fig. 5-6, the lower end of the first droplet hole 13 is provided with a second droplet hole 19, the opening direction of the first droplet hole 13 is located below the horizontal plane, the included angle between the opening direction of the first droplet hole 13 and the horizontal plane is an acute angle, i.e. shown by × a in fig. 5, the splashing direction of the smoke dust and the fire slag generated by welding is above the horizontal plane, the spraying direction of the droplets sprayed through the first droplet hole 13 is below the horizontal plane, the two fog holes meet to facilitate the sedimentation of the smoke dust and the fire slag, the opening direction of the second droplet hole 19 is located above the horizontal plane, the included angle between the opening direction of the second droplet hole 19 and the horizontal plane is an acute angle, i.e. shown by × b in fig. 6, the second droplet hole 19 is closer to the welding position, and the jet range is shorter due to the lower height thereof, and this arrangement mode can make the droplets sprayed through the second droplet hole 19 do parabolic motion, the range of the fog drops is lengthened, and the phenomenon that the fog drops fall at the welding position to influence the welding effect is avoided.

As shown in fig. 8, the slow-moving device 4 includes a connecting disc 27, a connecting rod 28, a connecting block 29, a drop-preventing block 30, and a spring 31, the connecting disc 27 is disposed at the upper end of the laser welding head 3, the connecting rod 28 is disposed at the upper end of the connecting disc 27, the connecting rod 28 is fixed on the connecting disc 27, the connecting block 29 is disposed at the upper end of the connecting rod 28, the connecting rod 28 can slide up and down in the connecting block 29, the drop-preventing block 30 is disposed at one end of the connecting rod 28, which passes through the connecting block 29, the drop-preventing block 30 is used for preventing the connecting rod 28 and the connecting block 29 from separating, the spring 31 is sleeved on the connecting rod 28, one end of the spring 31 abuts against the lower end of the connecting block 29, and the other end abuts against the upper end of the connecting disc 27, when the laser welding head 3 is welded, the welding head encounters a portion to be welded with high and low elevation, and the displacement mechanism 5 cannot accurately displace, the pressing action of the spring 31 can make the laser welding head 3 have a downward pressure, the relative distance between the laser welding head 3 and the welding position is ensured, and the welding quality is further ensured.

As shown in fig. 8, the connecting block 29 is fixedly connected to the displacement mechanism 5, and the displacement mechanism 5 drives the laser welding head 3 to move three-dimensionally through the slow motion device 4.

As shown in fig. 1, the auxiliary displacement device 6 includes a ring member 32 and universal wheels 33, the lower end of the anti-spattering device 7 is provided with the ring member 32, the ring member 32 is fixed on the laser welding head 3, the lower end of the ring member 32 is provided with two universal wheels 33, and the universal wheels 33 are used for assisting the slow-moving device 4, so that the laser welding head 3 can move smoothly even under a certain pressure.

The working principle of the invention is as follows: firstly, clamping an iron fitting-out part 34 by using a clamp 2, driving a laser welding head 3 to a position to be welded by a displacement mechanism 5, starting welding by the laser welding head 3, driving the laser welding head 3 to move along a path to be welded by the displacement mechanism 5, ensuring the relative distance between the laser welding head 3 and the welding position by a slow motion device 4, adapting to the position to be welded with fluctuation, ensuring the laser welding head 3 to move smoothly under certain pressure by an auxiliary displacement device 6, atomizing water flow into water drops by an anti-splashing device 7 in the welding process, spraying the water drops, effectively settling smoke dust and fire slag, and preventing the smoke dust and the fire slag generated by welding from splashing;

the principle of the slow-moving device 4 is as follows: when the laser welding head 3 encounters a part to be welded with fluctuant height and cannot accurately displace by the displacement mechanism 5 during welding, the pressing action of the spring 31 enables the laser welding head 3 to have downward pressure, and when the laser welding head 3 further rises or sinks, the connecting rod 28 is driven to slide up and down in the connecting block 29, so that the spring 31 is further compressed or rebounded, the downward pressure of the laser welding head 3 is ensured, the relative distance between the laser welding head 3 and the welding part is ensured, and the welding quality is further ensured;

the principle of the splash guard 7 is: the motor 21 rotates, the inner rotary drum 8 is driven to rotate through the meshing of the first gear 22 and the third gear 24, the outer rotary drum 10 is driven to rotate through the meshing of the second gear 23 and the fourth gear 25, meanwhile, water in the water tank is pumped into the water inlet 17 through the pump body and then enters the side wall of the fixing ring 15, then enters the water containing barrel 14, the water flow of the water containing barrel 14 flows into the side wall of the inner rotary barrel 8, the water flow does centrifugal motion along the inner wall of the inner rotary barrel 8 under the rotation action of the inner rotary barrel 8, the water flow is accelerated, the accelerated water flow rushes out of the inner rotary drum 8 through the vertical grooves 12 and rushes into the outer rotary drum 10, the water flow is atomized into water drops through the first fog drop holes 13 to be sprayed out under the rotating action of the outer rotary drum 10, the water drops sprayed out through the water flow atomization accelerated by the centrifugal force twice are large in coverage area and large in water drop density, smoke dust and fire residues can be effectively settled, and then workers are prevented from being injured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent iron fitting-out automatic weld equipment of boats and ships that bits sediment splashes, includes supporting seat (1), its characterized in that: the device is characterized in that a clamp (2) is arranged at the upper end of the supporting seat (1), a laser welding head (3) is arranged at the upper end of the clamp (2), a slow moving device (4) is arranged at the upper end of the laser welding head (3), a displacement mechanism (5) is arranged at the upper end of the slow moving device (4), an auxiliary displacement device (6) is arranged at the lower end of the laser welding head (3), and a splash-proof device (7) is arranged at the position, close to the welding end, of the laser welding head (3);

the anti-splashing device (7) comprises an inner rotary drum (8), a first bearing (9), an outer rotary drum (10), a second bearing (11), a vertical groove (12) and a first fog drop hole (13), wherein the inner rotary drum (8) is arranged at a position, close to a welding end, of the laser welding head (3), the laser welding head (3) is connected with the inner rotary drum (8) through the first bearing (9), the outer rotary drum (10) is arranged outside the inner rotary drum (8), the inner rotary drum (8) is connected with the outer rotary drum (10) through the second bearing (11), the side wall of the inner rotary drum (8) is hollow, the vertical groove (12) is formed in the side wall, close to the outer rotary drum (10), of the inner rotary drum (8), and the first fog drop hole (13) is formed in the side wall of the outer rotary drum (10);

a water containing barrel (14) is arranged at the upper end of the inner rotary barrel (8), the side wall of the water containing barrel (14) is hollow, the water containing barrel (14) and the inner rotary barrel (8) are integrally formed, a fixing ring (15) is arranged at the upper end of the water containing barrel (14), the side wall of the fixing ring (15) is hollow, the fixing ring (15) is connected with the water containing barrel (14) through an oil seal (16), a water inlet (17) is arranged at the upper end of the fixing ring (15), a water tank (18) is arranged on one side of the supporting seat (1), and the water inlet (17) is connected with the water tank (18) through a pipeline (20);

a motor (21) is arranged on one side of the fixed ring (15), the output end of the motor (21) is connected with a first gear (22) and a second gear (23), a third gear (24) is arranged on the outer wall of the water containing barrel (14), a fourth gear (25) is arranged on the outer wall of the outer rotating barrel (10), the first gear (22) is meshed with the third gear (24), the second gear (23) is meshed with the fourth gear (25), and the rotating speed of the fourth gear (25) is greater than that of the third gear (24);

a fog droplet hole (13) lower extreme is provided with No. two fog droplet holes (19), the opening direction of a fog droplet hole (13) is located the horizontal plane below, the contained angle between the opening direction of a fog droplet hole (13) and the horizontal plane is the acute angle, the opening direction of No. two fog droplet holes (19) is located the horizontal plane top, the contained angle between the opening direction of No. two fog droplet holes (19) and the horizontal plane is the acute angle.

2. The automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing according to claim 1, which is characterized in that: the inner rotary drum (8) and the outer rotary drum (10) are sealed by an annular sealing ring (26).

3. The automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing according to claim 1, which is characterized in that: the opening direction of the vertical groove (12) is the tangential direction of the inner wall of the inner rotary drum (8).

4. The automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing according to claim 1, which is characterized in that: the slow-moving device (4) comprises a connecting disc (27), a connecting rod (28), a connecting block (29), an anti-falling block (30) and a spring (31), the connecting disc (27) is arranged at the upper end of the laser welding head (3), the connecting rod (28) is arranged at the upper end of the connecting disc (27), the connecting block (29) is arranged at the upper end of the connecting rod (28), the anti-falling block (30) is arranged at one end, penetrating through the connecting block (29), of the connecting rod (28), the spring (31) is sleeved on the connecting rod (28), one end of the spring (31) abuts against the lower end of the connecting block (29), and the other end of the spring abuts against the upper end of the connecting disc (27).

5. The automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing according to claim 4, wherein the automatic ship iron outfitting welding equipment comprises: the connecting block (29) is fixedly connected with the displacement mechanism (5).

6. The automatic ship iron outfitting welding equipment capable of preventing scraps and slag from splashing according to claim 1, which is characterized in that: the auxiliary displacement device (6) comprises a ring piece (32) and universal wheels (33), the lower end of the anti-splashing device (7) is provided with the ring piece (32), the ring piece (32) is fixed on the laser welding head (3), and the lower end of the ring piece (32) is provided with the two universal wheels (33).