CN113500332A

CN113500332A - Automatic welding equipment for plane stainless steel plate

Info

Publication number: CN113500332A
Application number: CN202110627788.9A
Authority: CN
Inventors: 秦波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2021-10-15

Abstract

The invention discloses automatic welding equipment for a planar stainless steel plate, which comprises a base, a U-shaped frame, a welding mechanism, an adjusting mechanism, a first driving mechanism, a purifying mechanism, a second driving mechanism and a cooling mechanism, wherein the U-shaped frame is fixedly connected with the welding mechanism for welding the stainless steel plate, the U-shaped frame is slidably connected with the adjusting mechanism for adjusting the height of the stainless steel plate, the base is fixedly connected with the first driving mechanism for driving the adjusting mechanism to work, and the U-shaped frame is fixedly connected with the purifying mechanism for purifying smoke generated during welding of the stainless steel plate. According to the invention, the concave plate slides upwards on the inner wall of the sliding groove through the rotation of the two lead screws, so that the stainless steel plates positioned on the concave plate are transported to a welding position, manual carrying is not needed, the labor force is reduced, meanwhile, the two clamping plates can clamp the stainless steel plates through the rotation of the threaded rod, so that the welding positions of the two stainless steel plates are tightly jointed, and the welding quality is improved.

Description

Automatic welding equipment for plane stainless steel plate

Technical Field

The invention relates to the technical field of stainless steel plate welding, in particular to automatic welding equipment for a plane stainless steel plate.

Background

The stainless steel plate is an alloy steel with smooth surface, high plasticity, toughness and mechanical strength, and resistance to corrosion of acid, alkaline gas, solution and other media, and is an alloy steel not easy to rust.

Because at present it is higher to corrosion resistant plate welded welding equipment, make when welding heavier corrosion resistant plate, need the manual work to carry corrosion resistant plate to the welding bench, intensity of labour is big, and the incident appears easily when carrying corrosion resistant plate, simultaneously when welding corrosion resistant plate, its welding department can produce more flue gas, and then the flue gas can fly away in the operational environment, influence people's healthy, and after corrosion resistant plate welding, its surface temperature is higher, at present, it carries out the natural cooling processing to corrosion resistant plate after the welding, make the staff can't take out the corrosion resistant plate after the very first time to the welding, the welding efficiency of corrosion resistant plate has been reduced.

Based on the technical scheme, the invention provides automatic welding equipment for the plane stainless steel plate.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides automatic welding equipment for a plane stainless steel plate.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a plane corrosion resistant plate automatic weld equipment, includes base, U type frame, welding mechanism, adjustment mechanism, first actuating mechanism, purification mechanism, second actuating mechanism and cooling mechanism, base upper end fixedly connected with U type frame, fixedly connected with carries out welded welding mechanism to corrosion resistant plate on the U type frame, sliding connection has the adjustment mechanism who carries out the regulation to the corrosion resistant plate height on the U type frame, the first actuating mechanism of fixedly connected with drive adjustment mechanism work on the base, fixedly connected with carries out the purification mechanism that purifies to the flue gas that produces when the corrosion resistant plate welds on the U type frame, the second actuating mechanism of fixedly connected with drive purification mechanism work on the U type frame, fixedly connected with carries out the cooling mechanism that cools down to the corrosion resistant plate after the welding on the adjustment mechanism.

Preferably, welding mechanism includes first recess, slide, first electric putter, second recess, slider, soldered connection and second electric putter, first recess has been seted up at the top in the U type frame, first recess inner wall sliding connection has the slide, first recess inner wall fixedly connected with first electric putter, first electric putter expansion end and slide lateral wall fixed connection, the second recess has been seted up to the slide lower extreme, second recess inner wall sliding connection has the slider, slider lower extreme fixedly connected with soldered connection, second recess inner wall fixedly connected with second electric putter, second electric putter expansion end and slide lateral wall fixed connection.

Preferably, adjustment mechanism includes spout, lead screw, concave template, threaded rod and splint, two spouts, two have been seted up to the lateral wall that U type frame is close to each other the spout inner wall rotates and is connected with two lead screws, two the common threaded connection of lead screw lateral wall has concave template, concave template and two spout inner wall sliding connection, concave template lateral wall threaded connection has two threaded rods, two the one end that the threaded rod is close to each other rotates respectively and is connected with splint.

Preferably, the first driving mechanism comprises a placing groove, a worm wheel, a cross rod and a motor, the placing groove is formed in the side wall of the base, two worms are formed in the inner wall of the placing groove relatively, the lower ends of the two screws penetrate through the upper end of the base and extend into the placing groove, the lower ends of the two screws are fixedly connected with two worm wheels meshed with the worms, the side wall of the base is fixedly connected with the motor, and the movable end of the motor is fixedly connected with one end of one of the worms.

Preferably, purify the mechanism including purifying a section of thick bamboo, bull stick, impeller, activated carbon net and vent, two purifying a section of thick bamboo of U type frame inner wall top symmetry fixedly connected with, two purifying a section of thick bamboo inner wall rotates respectively and is connected with the bull stick, a plurality of impellers of lateral wall fixedly connected with of purifying a section of thick bamboo inner wall are kept away from to the bull stick, two purifying a section of thick bamboo and being close to the inner wall fixedly connected with activated carbon net of U type frame, two purifying a section of thick bamboo and keeping away from the inner wall of activated carbon net and seted up a plurality of vents.

Preferably, second actuating mechanism includes vortex tube, intake pipe, circular chamber, flabellum, hot trachea and blast pipe, U type frame lateral wall fixedly connected with vortex tube, vortex tube inner wall fixedly connected with intake pipe, two circular chamber has been seted up respectively to the purification section of thick bamboo inner wall, the one end that the impeller was kept away from to the bull stick runs through the purification section of thick bamboo inner wall and extends to circular intracavity, the bull stick is located a plurality of flabellums of lateral wall fixedly connected with of circular intracavity, hot trachea and circular intracavity bottom fixed connection are passed through to the top in the vortex tube, top fixedly connected with blast pipe in the circular chamber, the mouth of pipe that hot trachea and blast pipe are located circular intracavity all inclines towards the flabellum lateral wall setting.

Preferably, the cooling mechanism includes a coiled pipe, a cold air pipe, a first electromagnetic valve and a second electromagnetic valve, the coiled pipe is embedded in the inner wall of the concave plate, two ends of the coiled pipe are respectively communicated with the side wall of the concave plate, the cold air pipe is fixedly connected to the bottom of the vortex pipe, the cold air pipe is of a T-shaped structure, one end of the cold air pipe, which is far away from the vortex pipe, is fixedly connected to one end of the coiled pipe, the first electromagnetic valve is fixedly connected to the inner wall of the cold air pipe, which is close to the coiled pipe, and the second electromagnetic valve is fixedly connected to the inner wall of the cold air pipe, which is far away from the coiled pipe.

The invention has the following beneficial effects:

1. by arranging the welding mechanism, the sliding plate can be driven to slide back and forth on the inner wall of the first groove by adjusting the extension of the first electric push rod, the sliding block can be driven to slide back and forth on the inner wall of the second groove by adjusting the extension of the second electric push rod, and then the welding position of the butt joint can be adjusted in multiple directions, so that the welding efficiency of the stainless steel plate is improved;

2. by arranging the adjusting mechanism and the first driving mechanism, the motor rotates to drive the two worms to rotate, and then the two worms drive the two worm wheels meshed with the two worms to rotate, so that the two lead screws fixedly connected with the upper ends of the two worm wheels are driven to rotate, the concave plate in threaded connection with the side walls of the two lead screws slides upwards on the inner wall of the chute, and then the stainless steel plates on the concave plate are transported to a welding position without manual carrying, the labor force is reduced, meanwhile, the two clamping plates can clamp the two stainless steel plates by rotating the threaded rod, so that the welding position of the two stainless steel plates is tightly jointed, and the welding quality is improved;

3. by arranging the purification mechanism and the second driving mechanism, high-pressure gas is introduced into the vortex tube through the gas inlet tube, and then the high-pressure gas generates hot gas and cold gas in the vortex tube respectively, and then the hot gas enters the circular cavity through the hot gas tube, so that the fan blades rotate rapidly under the impact action of the hot gas, and further the fan blades drive the impellers to rotate through the rotating rods, so that negative pressure exists in the purification cylinder, the purification cylinder absorbs smoke generated when the stainless steel plates are welded, and further the active carbon net can purify harmful substances in the smoke, thereby avoiding the pollution of the smoke to the working environment and the harm to the health of staff;

4. through setting up cooling mechanism, accomplish the back to the corrosion resistant plate welding, to circular telegram in the first solenoid valve and to outage in the second solenoid valve, and then first solenoid valve is opened, and the second solenoid valve is closed, and then the air conditioning that produces in the vortex tube passes through the cold air duct and gets into in the serpentine tube, and then absorbs the temperature on the corrosion resistant plate for the cooling rate of corrosion resistant plate, and then accelerate the welding efficiency to the corrosion resistant plate.

Drawings

FIG. 1 is a schematic perspective view of an automatic welding apparatus for flat stainless steel plates according to the present invention;

FIG. 2 is a schematic plan view of an automatic welding apparatus for flat stainless steel plates according to the present invention;

FIG. 3 is a schematic sectional view taken along line A-A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is an enlarged view of the structure at C in FIG. 2;

fig. 6 is a schematic structural view of the worm wheel and the worm in fig. 4.

In the figure: 1 base, 2U-shaped frame, 3 welding mechanism, 301 first groove, 302 sliding plate, 303 first electric push rod, 304 second groove, 305 slider, 306 welding head, 307 second electric push rod, 4 adjusting mechanism, 401 sliding chute, 402 lead screw, 403 concave plate, 404 threaded rod, 405 clamping plate, 5 first driving mechanism, 501 placing groove, 502 worm, 503 worm wheel, 504 cross bar, 505 motor, 6 purifying mechanism, 601 purifying cylinder, 602 rotating rod, 603 impeller, 604 active carbon net, 605 vent, 7 second driving mechanism, 701 vortex tube, 702 air inlet tube, 703 circular cavity, 704 fan blade, 705 hot air tube, 706 exhaust tube, 8 cooling mechanism, 801 serpentine tube, 802 cold air tube, 803 first electromagnetic valve, 804 second electromagnetic valve.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, an automatic welding device for plane stainless steel plates comprises a base 1, a U-shaped frame 2, a welding mechanism 3 and an adjusting mechanism 4, first actuating mechanism 5, purification mechanism 6, second actuating mechanism 7 and cooling mechanism 8, base 1 upper end fixedly connected with U type frame 2, fixedly connected with carries out welded welding mechanism 3 to corrosion resistant plate on the U type frame 2, sliding connection has the adjustment mechanism 4 that carries out the regulation to the corrosion resistant plate height on the U type frame 2, fixedly connected with drives the first actuating mechanism 5 of adjustment mechanism 4 work on the base 1, fixedly connected with carries out the purification mechanism 6 that purifies to the flue gas that produces when the corrosion resistant plate welds on the U type frame 2, fixedly connected with drives the second actuating mechanism 7 that purification mechanism 6 worked on the U type frame 2, fixedly connected with cools down the cooling mechanism 8 that the corrosion resistant plate after the butt welding carries out on adjustment mechanism 4.

Welding mechanism 3 includes first recess 301, slide 302, first electric putter 303, second recess 304, slider 305, soldered connection head 306 and second electric putter 307, first recess 301 has been seted up at the top in the U type frame 2, first recess 301 inner wall sliding connection has slide 302, first recess 301 inner wall fixedly connected with first electric putter 303, first electric putter 303 expansion end and slide 302 lateral wall fixed connection, second recess 304 has been seted up to slide 302 lower extreme, second recess 304 inner wall sliding connection has slider 305, slider 305 lower extreme fixedly connected with soldered connection head 306, second recess 304 inner wall fixedly connected with second electric putter 307, second electric putter 307 expansion end and slider 305 lateral wall fixed connection.

Adjustment mechanism 4 includes spout 401, lead screw 402, concave board 403, threaded rod 404 and splint 405, and two spouts 401 have been seted up to the mutual lateral wall that is close to of U type frame 2, and two spout 401 inner walls rotate and are connected with two lead screws 402, and the common threaded connection of two lead screw 402 lateral walls has concave board 403, concave board 403 and two spout 401 inner walls sliding connection, and concave board 403 lateral wall threaded connection has two threaded rods 404, and the one end that two threaded rods 404 are close to each other rotates respectively and is connected with splint 405.

Further, through rotating two threaded rods 404 for two splint 405 are close to each other, and then two splint 405 press from both sides two corrosion resistant plate tightly, make the splice of two corrosion resistant plate closely laminate, and then increase welding quality.

The first driving mechanism 5 comprises a placing groove 501, a worm 502, a worm wheel 503, a cross bar 504 and a motor 505, the placing groove 501 is formed in the side wall of the base 1, two worms 502 are formed in the opposite inner wall of the placing groove 501, the lower ends of the two lead screws 402 penetrate through the upper end of the base 1 and extend into the placing groove 501, the lower ends of the two lead screws 402 are fixedly connected with the two worm wheels 503 meshed with the worm 502, the side wall of the base 1 is fixedly connected with the motor 505, and the movable end of the motor 505 is fixedly connected with one end of one of the worms 502.

Purification mechanism 6 is including purifying a section of thick bamboo 601, bull stick 602, impeller 603, activated carbon net 604 and vent 605, two purifying a section of thick bamboo 601 of U type frame 2 inner wall top symmetry fixedly connected with, two purifying a section of thick bamboo 601 inner walls rotate respectively and are connected with bull stick 602, a plurality of impellers of lateral wall fixedly connected with 603 of purifying a section of thick bamboo 601 inner wall are kept away from to bull stick 602, two purifying a section of thick bamboo 601 are close to the inner wall fixedly connected with activated carbon net 604 of U type frame 2, activated carbon net 604 can purify the harmful substance in the flue gas, a plurality of vents 605 have been seted up to the inner wall that activated carbon net 604 was kept away from to two purifying a section of thick bamboo 601.

The second driving mechanism 7 comprises a vortex tube 701, an air inlet pipe 702, a circular cavity 703, fan blades 704, a hot air pipe 705 and an exhaust pipe 706, the side wall of the U-shaped frame 2 is fixedly connected with the vortex tube 701, it should be noted that hot air and cold air can be respectively generated after high-pressure air is introduced into the vortex tube 701, the prior art is adopted, the inner walls of the vortex tube 701 are fixedly connected with the air inlet pipe 702, the circular cavity 703 is respectively formed in the inner walls of the two purification cylinders 601, one end of the rotating rod 602, which is far away from the impeller 603, penetrates through the inner wall of the purification cylinder 601 and extends into the circular cavity 703, the side wall of the rotating rod 602, which is located in the circular cavity 703, is fixedly connected with the plurality of fan blades 704, the top in the vortex tube 701 is fixedly connected with the bottom in the circular cavity 703 through the hot air pipe 705, the exhaust pipe 706 is fixedly connected with the top in the circular cavity 703, and pipe orifices of the hot air pipe 705 and the exhaust pipe 706, which are located in the circular cavity 703, are all inclined towards the side wall of the fan blades 704.

Further, when hot gas enters the circular cavity 703 through the hot gas pipe 705 and then the hot gas is discharged through the exhaust pipe 706, the fan blades 704 can receive a large tangential force, and then the fan blades 704 rotate rapidly under the impact of the hot gas, so as to drive the impeller 603 to rotate rapidly, and further absorb the flue gas.

The cooling mechanism 8 comprises a coiled pipe 801, an air cooling pipe 802, a first electromagnetic valve 803 and a second electromagnetic valve 804, the coiled pipe 801 is embedded in the inner wall of the concave plate 403, two ends of the coiled pipe 801 are respectively communicated with the side wall of the concave plate 403, the bottom of the vortex tube 701 is fixedly connected with the air cooling pipe 802, the air cooling pipe 802 is of a T-shaped structure, one end, far away from the vortex tube 701, of the air cooling pipe 802 is fixedly connected with one end of the coiled pipe 801, the inner wall, close to the coiled pipe 801, of the air cooling pipe 802 is fixedly connected with the first electromagnetic valve 803, and the inner wall, far away from the coiled pipe 801, of the air cooling pipe 802 is fixedly connected with the second electromagnetic valve 804.

It should be noted that, when the stainless steel plate is welded, at this time, the first electromagnetic valve 803 is powered off, the second electromagnetic valve 804 is powered on, and then the first electromagnetic valve 803 is closed, the second electromagnetic valve 804 is opened, and then the cold air is discharged through one end of the cold air pipe 802 away from the coiled pipe 801, and the cold air is discharged through the coiled pipe 801 when the stainless steel plate is welded, so that the stainless steel plate is cooled down, so that the internal stress on the stainless steel is large, after the stainless steel is welded, the first electromagnetic valve 803 is powered on at this time, the second electromagnetic valve 804 is powered off, and then the first electromagnetic valve 803 is opened, the second electromagnetic valve 804 is closed, and then the cold air flows out from the coiled pipe 801 through the cold air pipe 802, so that the temperature on the stainless steel plate is absorbed, and the cooling speed of the stainless steel plate is accelerated.

According to the invention, two stainless steel plates are placed at the upper end of a concave plate 403, then two threaded rods 404 are rotated, two clamping plates 405 which are rotatably connected with one ends of the two threaded rods 404 are enabled to be close to each other, the two clamping plates 405 clamp the two stainless steel plates, the welding positions of the two stainless steel plates are enabled to be tightly attached, then a motor 505 which is fixedly connected with the side wall of a base 1 is driven to rotate, two worms 502 which are coaxially and fixedly connected with the motor 505 are driven to rotate, the two worms 502 are driven to rotate by two worm wheels 503 which are meshed with the worms, and further two lead screws 402 which are fixedly connected with the upper ends of the two worm wheels 503 are driven to rotate, so that the concave plate 403 which is in threaded connection with the side wall of the two lead screws 402 slides upwards on the inner wall of a sliding groove 401, and the two clamped stainless steel plates are driven to move upwards to the welding positions;

according to the welding position on the stainless steel plate, adjusting the first electric push rod 303 fixedly connected to the inner wall of the first groove 301 to stretch and retract, driving the sliding plate 302 fixedly connected with the movable end of the first electric push rod 303 to slide back and forth on the inner wall of the first groove 301, further driving the welding head 306 to move back and forth, adjusting the second electric push rod 307 fixedly connected to the inner wall of the second groove 304 to stretch and retract, driving the sliding block 305 fixedly connected with the movable end of the second electric push rod 307 to slide back and forth on the inner wall of the second groove 304, further driving the welding head 306 to slide back and forth, and thus adjusting the welding head 306 to the welding position of the stainless steel plate;

when a stainless steel plate is welded, the first electromagnetic valve 803 is powered off, the second electromagnetic valve 804 is powered on, the first electromagnetic valve 803 is closed, the second electromagnetic valve 804 is opened, high-pressure gas is introduced into the vortex tube 701 through the gas inlet pipe 702, the high-pressure gas respectively generates hot gas and cold gas in the vortex tube 701, the hot gas enters the circular cavity 703 through the hot gas pipe 705, and the hot gas generates a large tangential force on the fan blades 704, so that the fan blades 704 rapidly rotate under the impact action of the hot gas, and the fan blades 704 drive the impellers 603 to rotate through the rotating rod 602, so that negative pressure exists in the purifying cylinder 601, the purifying cylinder 601 absorbs smoke generated when the stainless steel plate is welded, and the activated carbon net 604 fixedly connected to the inner wall of the purifying cylinder 601 can purify harmful substances in the smoke, and the harm of the smoke to human health is avoided;

after the stainless steel plate is welded, the first electromagnetic valve 803 is powered on, the second electromagnetic valve 804 is powered off, the first electromagnetic valve 803 is opened, the second electromagnetic valve 804 is closed, and cold air generated in the vortex tube 701 flows in the coiled tube 801 through the cold air tube 802, so that the temperature of the cold air on the stainless steel plate is absorbed, the cooling speed of the stainless steel plate is increased, and the welding efficiency of the stainless steel plate is increased.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The automatic welding equipment for the planar stainless steel plate is characterized by comprising a base (1), a U-shaped frame (2), a welding mechanism (3), an adjusting mechanism (4), a first driving mechanism (5), a purifying mechanism (6), a second driving mechanism (7) and a cooling mechanism (8), wherein the U-shaped frame (2) is fixedly connected to the upper end of the base (1), the welding mechanism (3) for welding the stainless steel plate is fixedly connected to the U-shaped frame (2), the adjusting mechanism (4) for adjusting the height of the stainless steel plate is slidably connected to the U-shaped frame (2), the first driving mechanism (5) for driving the adjusting mechanism (4) to work is fixedly connected to the base (1), the purifying mechanism (6) for purifying the smoke generated during welding the stainless steel plate is fixedly connected to the U-shaped frame (2), the second driving mechanism (7) for driving the purifying mechanism (6) to work is fixedly connected to the U-shaped frame (2), and a cooling mechanism (8) for cooling the welded stainless steel plate is fixedly connected to the adjusting mechanism (4).

2. The automatic welding device for the planar stainless steel plates according to claim 1, wherein the welding mechanism (3) comprises a first groove (301), a sliding plate (302), a first electric push rod (303), a second groove (304), a sliding block (305), a welding head (306) and a second electric push rod (307), the first groove (301) is formed in the top of the U-shaped frame (2), the sliding plate (302) is connected to the inner wall of the first groove (301) in a sliding manner, the first electric push rod (303) is fixedly connected to the inner wall of the first groove (301), the movable end of the first electric push rod (303) is fixedly connected to the side wall of the sliding plate (302), the second groove (304) is formed in the lower end of the sliding plate (302), the sliding block (305) is connected to the inner wall of the second groove (304) in a sliding manner, the welding head (306) is fixedly connected to the lower end of the sliding block (305), the inner wall of the second groove (304) is fixedly connected with a second electric push rod (307), and the movable end of the second electric push rod (307) is fixedly connected with the side wall of the sliding block (305).

3. The automatic welding equipment for the planar stainless steel plates is characterized in that the adjusting mechanism (4) comprises sliding grooves (401), lead screws (402), a concave plate (403), threaded rods (404) and clamping plates (405), wherein two sliding grooves (401) are formed in the side wall, close to each other, of the U-shaped frame (2), two lead screws (402) are rotatably connected to the inner wall of each sliding groove (401), the concave plate (403) is connected to the side wall of each lead screw (402) in a common threaded mode, the concave plate (403) is slidably connected to the inner walls of the two sliding grooves (401), two threaded rods (404) are connected to the side wall of each concave plate (403) in a threaded mode, and the clamping plates (405) are rotatably connected to the ends, close to each other, of the two threaded rods (404).

4. The automatic welding equipment for the planar stainless steel plates according to claim 3 is characterized in that the first driving mechanism (5) comprises a placing groove (501), a worm (502), a worm wheel (503), a cross rod (504) and a motor (505), the placing groove (501) is formed in the side wall of the base (1), two worms (502) are formed in the opposite inner wall of the placing groove (501), the lower ends of the two lead screws (402) penetrate through the upper end of the base (1) and extend into the placing groove (501), the two worm wheels (503) meshed with the worms (502) are fixedly connected to the lower ends of the two lead screws (402), the motor (505) is fixedly connected to the side wall of the base (1), and the movable end of the motor (505) is fixedly connected with one end of one worm (502).

5. The automatic welding equipment for the planar stainless steel plates according to claim 3 is characterized in that the purification mechanism (6) comprises purification cylinders (601), rotating rods (602), impellers (603), an activated carbon net (604) and ventilation openings (605), two purification cylinders (601) are symmetrically and fixedly connected above the inner wall of the U-shaped frame (2), the rotating rods (602) are respectively and rotatably connected to the inner walls of the two purification cylinders (601), a plurality of impellers (603) are fixedly connected to the side wall, far away from the inner wall of the purification cylinder (601), of each rotating rod (602), the activated carbon net (604) is fixedly connected to the inner wall, close to the U-shaped frame (2), of the two purification cylinders (601), and a plurality of ventilation openings (605) are formed in the inner wall, far away from the activated carbon net (604), of each purification cylinder (601).

6. The automatic welding equipment for the plane stainless steel plates according to claim 5, wherein the second driving mechanism (7) comprises a vortex tube (701), an air inlet pipe (702), a circular cavity (703), fan blades (704), a hot air pipe (705) and an air outlet pipe (706), the side wall of the U-shaped frame (2) is fixedly connected with the vortex tube (701), the inner wall of the vortex tube (701) is fixedly connected with the air inlet pipe (702), the inner walls of the two purification cylinders (601) are respectively provided with the circular cavity (703), one end of the rotating rod (602) far away from the impeller (603) penetrates through the inner wall of the purification cylinder (601) and extends into the circular cavity (703), the side wall of the rotating rod (602) in the circular cavity (703) is fixedly connected with the fan blades (704), and the inner top of the vortex tube (701) is fixedly connected with the inner bottom of the circular cavity (703) through the hot air pipe (705), the top fixedly connected with blast pipe (706) in circular chamber (703), mouth of pipe that hot air pipe (705) and blast pipe (706) are located circular chamber (703) all inclines towards flabellum (704) lateral wall setting.

7. The automatic welding apparatus for flat stainless steel plates according to claim 6, the cooling mechanism (8) comprises a coiled pipe (801), a cold air pipe (802), a first electromagnetic valve (803) and a second electromagnetic valve (804), a coiled pipe (801) is embedded in the inner wall of the concave plate (403), two ends of the coiled pipe (801) are respectively communicated with the side wall of the concave plate (403), the bottom in the vortex tube (701) is fixedly connected with a cold air tube (802), the cold air tube (802) is of a T-shaped structure, one end of the cold air pipe (802) far away from the vortex pipe (701) is fixedly connected with one end of the coiled pipe (801), the cold air pipe (802) is fixedly connected with a first electromagnetic valve (803) close to the inner wall of the coiled pipe (801), the inner wall of the cold air pipe (802) far away from the coiled pipe (801) is fixedly connected with a second electromagnetic valve (804).