CN112999771B

CN112999771B - Purifier is used in welding of new energy automobile welded tube boundary beam

Info

Publication number: CN112999771B
Application number: CN202110223115.7A
Authority: CN
Inventors: 曾达潘
Original assignee: Nanpi Lvyuan Environmental Protection Equipment Co ltd
Current assignee: Nanpi Lvyuan Environmental Protection Equipment Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2022-06-17
Anticipated expiration: 2041-03-01
Also published as: CN112999771A

Abstract

The invention relates to a purification device for welding a new energy automobile welded pipe boundary beam, which comprises a back plate, wherein the top of the back plate is provided with purification equipment, an air suction port connected with an air suction pipe of the purification equipment is arranged on the back plate, a secondary purification mechanism is arranged in a welding area enclosed by the back plate, the secondary purification mechanism comprises a purification pipe arranged on the back plate along the length direction through a support rod, an air inlet pipe and an air outlet pipe are correspondingly arranged at the air inlet end and the air outlet end of the purification pipe, gas after secondary purification is reused at the back of an operator, an air supply mechanism is arranged and connected on the air outlet pipe, a centrifugal mechanism is arranged on the air outlet pipe, when a push plate discharges materials outwards, the air supply mechanism is driven by the centrifugal mechanism to swing up and down, so that the air in the welding area is uniformly heated, and the hot air rises, so that the air in the welding area can be better absorbed by the purification device above the air supply mechanism, and the discharged gas is blown to the welding area again, therefore, when the welding fume is sucked upwards and exhausted, the welding fume leaves the mouth and nose parts of the operators, so that the respiratory tract infection is reduced.

Description

Purifier is used in welding of new energy automobile welded tube boundary beam

Technical Field

The invention relates to the technical field of automobile welding fume treatment, in particular to a purifying device for welding a new energy automobile welding pipe side beam.

Background

New energy automobile parts need to be assembled after welding, for example crane, tray mount to the new energy automobile bottom to and weld pipe boundary beam etc. can produce a large amount of smoke and dust among the welding process, consequently can will weld the cigarette absorption and discharge up to standard after the purification treatment through welding cigarette dust collecting equipment under welding environment.

However, when the welded pipe boundary beam of new energy automobile bottom welded, because the boundary beam is the rectangle frame that is formed by four pipe fittings welding, partly gaseous intracavity that gets into the boundary beam pipe during welding outwards discharges, partly gaseous is less because of the lumen size, outwards discharge from the lumen to the opposite direction again, this part of gas will blow towards welder personnel's oronasal position, because of general clarification plant induction port position is single, still not wait the quick upwards suction of flue gas, will have a large amount of flue gas to get into the respiratory track and induce the infection, consequently when welding to this type of product, need design a more reasonable purifier of a section.

Disclosure of Invention

In order to solve the problems, the invention provides a purification device for welding a new energy automobile welding pipe boundary beam, which adopts a secondary purification mode to purify the purified smoke again and apply the purified smoke again, the arranged secondary purification pipe has a self-cleaning function, so that the gas discharged after purification is cleaner, meanwhile, the gas discharged after secondary purification is applied to the welding smoke again to disperse, and the smoke originally discharged upwards in a welding area is driven towards the direction far away from an operator through the action of hot air swing type gas through the gas, so that the respiratory tract infection is reduced.

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

the purifying device for welding the new energy automobile welded pipe boundary beam comprises a back plate, wherein the top of the back plate is provided with purifying equipment, an air suction port connected with an air suction pipe of the purifying equipment is formed in the back plate, a secondary purifying mechanism is arranged in a welding area surrounded by the back plate, and a pedal plate is arranged at the bottom of the secondary purifying mechanism;

the secondary purification mechanism comprises a purification pipe which is arranged on the back plate along the length direction through a support rod, an air inlet pipe and an air outlet pipe are correspondingly arranged at the air inlet and outlet ends of the purification pipe, the air outlet pipe is arranged along the radial direction of the purification pipe in a bending way, an air supply mechanism is arranged at the air outlet end of the air outlet pipe, and the air exhaust surface of the air supply mechanism is opposite to the purification pipe; the air supply mechanism comprises an impeller cabin which is arranged at the rear end of the air supply mechanism and connected with the exhaust pipe, and a rotating shaft of an impeller in the impeller cabin and a rotating shaft of a fan in the air supply mechanism are integrally arranged;

after the welding fume enters the purifying pipe from the air inlet pipe for secondary purification, the welding fume is discharged from the exhaust pipe, and the purified gas discharged from the exhaust pipe enters the impeller cabin, so that an impeller in the impeller cabin drives a fan in the air supply mechanism to blow air towards the purifying pipe through a rotating shaft;

the secondary purification mechanism also comprises a sliding seat sleeved on the purification pipe, a push plate mechanism is arranged on the sliding seat, the push plate mechanism comprises a push plate fixed on the sliding seat and a filter plate hinged on the push plate, and a rack is arranged on the bottom surface of the filter plate;

the exhaust pipe is provided with a corrugated section between a radial bent section and a straight section along the purification pipe, the exhaust pipe is provided with a centrifugal mechanism along the radial bent section of the purification pipe, the centrifugal mechanism comprises a rotary drum sleeved on the bent section of the exhaust pipe, one end of the rotary drum is provided with a tooth surface correspondingly meshed with the rack, and the other end of the rotary drum is provided with a balancing weight;

when the push plate moves towards the rotary drum direction along the axial direction of the purification pipe through the sliding seat, the racks on the bottom surface of the filter plate are meshed with the tooth surfaces on the rotary drum, so that the rotary drum rotates along the radial direction of the exhaust pipe, and when the rotary drum rotates, an up-and-down centrifugal force is generated on the rotary drum through the balancing weight, so that the exhaust pipe swings up and down from the corrugated section.

Preferably, the method comprises the following steps: the outer part of the sliding seat is provided with a channel, and a magnetic seat is arranged in the channel.

Preferably, the following steps: the interior filter that is equipped with of purge tube, the filter outer lane be equipped with the hoop of the laminating of purge tube inner chamber wall, work as the slide drives the push pedal is followed when the axis direction of purge tube removes, magnetism seat actuation hoop makes the filter is followed the removal of purge tube inner chamber wall.

Preferably, the following steps: the top of the push plate is hinged with a throwing rod, and one end of the throwing rod, which is close to the purification pipe, is provided with a rear working part.

Preferably, the method comprises the following steps: the outer wall surface of the purifying tube is provided with a plurality of upper stop blocks which are sequentially contacted with the rear working part, and when the throwing rod moves along the axis direction of the purifying tube along with the push plate, the rear working part is sequentially contacted with the upper stop blocks on the purifying tube so as to enable the rear working part to rotate up and down.

Preferably, the method comprises the following steps: the back work portion with the magnetism seat passes through the zip fastener and connects, works as when the downturning in the portion of back, drives the magnetism seat at the outside channel internal rotation of slide through the zip fastener, it is in to drive the filter plate through the actuation hoop during the magnetism seat is rotatory in the purge tube.

Preferably, the method comprises the following steps: and the throwing rod is provided with a throwing hammer along the width direction of the push plate, and when the throwing rod sequentially contacts with the upper stop blocks on the purification pipe through the rear acting part and rotates up and down, the throwing hammer rotates up and down along with the throwing rod towards the push plate.

Preferably, the method comprises the following steps: the utility model discloses a purification pipe's axial direction, including the filter plate, the filter plate is including the filter plate, the filter plate is including the filter plate, the filter plate is including the filter plate, the filter plate is including the spring plate is including the filter plate, the filter plate is including the filter plate, the filter plate is including the filter plate, the filter plate is including the filter plate, on the filter plate, the.

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

the secondary purification pipe can carry out secondary purification treatment on purified gas and is also connected with a welding operation table (a push plate in the design) together to reuse the gas after secondary purification to the back of an operator, the arranged air supply mechanism is connected to the exhaust pipe, the exhaust pipe is provided with a centrifugal mechanism, when the push plate discharges materials outwards, the centrifugal mechanism drives the air supply mechanism to swing up and down to uniformly heat the air in a welding area, and because the hot air rises, the air in the welding area can be better absorbed by the purification device above, the discharged gas blows to the welding area again, so that when welding smoke is sucked and discharged upwards, the smoke leaves the mouth and nose parts of the operator to reduce respiratory tract infection, the secondary purification pipe can regularly clean the dust on the inner wall, the volume of a pipe cavity is prevented from being influenced after the dust is accumulated, and meanwhile, the dust is prevented from being discharged along with the purified gas to pollute the environment again, set up on push pedal mechanism and beaten the structure, can beat the operation to the work piece after welding, this implementation of beating the operation comes from the action of synchronous completion when the push pedal outwards carries the weldment, and design benefit beats welding slag when coming down again along with the push pedal pay-off, and the vibration that produces with the bottom footboard shakes downwards, consequently this device collection purifies, dust absorption, operation, clearance welding slag and an organic whole, and structural design is ingenious, and is reasonable, and is functional strong.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the part a of the present invention from fig. 1, which is a view of the installation structure of the swing lever and the structures of the mechanisms installed on the swing lever.

FIG. 3 is a schematic side plan view of the present invention taken from FIG. 1;

FIG. 4 is a bottom perspective view of the present invention;

FIG. 5 is a schematic view of the present invention taken from FIG. 1;

FIG. 6 is a schematic view of a centrifugal mechanism according to the present invention;

FIG. 7 is a schematic view of the present invention showing the position of the filter plate installed inside the purification tube, viewed in cross section, and the specific structure of the filter plate;

fig. 8 is a schematic view of the internal structure of the blowing mechanism of the present invention.

Description of the main reference numerals:

1. a back plate; 101. an air suction port; 2. a stay bar; 3. a secondary purification mechanism; 301. a purge tube; 302. a slide base; 303. an upper stop block; 4. an exhaust pipe; 401. a corrugated section; 5. an air supply mechanism; 501. an impeller chamber; 6. a foot pedal; 601. a lower stop block; 7. an air inlet pipe; 8. a centrifugal mechanism; 801. a rotating drum; 802. a tooth surface; 803. a balancing weight; 9. a push plate mechanism; 901. pushing the plate; 902. filtering the plate; 90201. a rack; 903. footing; 90301. a bent portion; 90302. a spring plate portion; 10. a magnetic base; 11. a zipper; 12. throwing a rod; 1201. swinging the hammer; 1202. a rear section; 13. a filter plate; 1301. an iron ring; 14. a purification device.

Detailed Description

The technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments, but not all embodiments, of the present invention. 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.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are orientations or positional relationships indicated on the basis of the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be specifically understood by those skilled in the art.

Referring to the attached drawings 1-8, the purifying device for welding the edge beam of the welded pipe of the new energy automobile comprises a back plate 1 with a purifying device 14 mounted at the top, an air suction port 101 connected with air suction pipes of the purifying device 14 is formed in the back plate 1, a secondary purifying mechanism 3 is mounted in a welding area enclosed by the back plate 1, and a pedal plate 6 is arranged at the bottom of the secondary purifying mechanism 3. when the device is actually assembled, two air suction pipes on the existing purifying device 14 are connected to the air suction port 101, the bottom of the purifying device 14 is the welding area, an exhaust pipe of the purifying device is connected to an air inlet pipe 7, so that purified gas enters the purifying pipe 301 again and is exhausted outwards through the exhaust pipe 4 after being secondarily purified by the purifying pipe 301, as shown in fig. 1, because the exhaust pipe 4 is arranged in a bending way along the radial direction of the purifying pipe 301, an air supply mechanism 5 is arranged at the exhaust end of the exhaust pipe 4, and the air supply mechanism 5 is opposite to the air suction port 101, namely the air supply mechanism 5 is used for blowing the air in the welding area to the lower part of the air suction port 101, and the air suction pipe connected to the air suction port 101 sucks upward suction force, so that when the air blown out by the air supply mechanism 5 acts on the lower part of the air suction port 101, the air can better suck and discharge the smoke in the smoke area upwards; as shown in fig. 8, the air supply mechanism 5 includes an impeller compartment 501 disposed at the rear end thereof and connected to the exhaust pipe 4, the rotation shaft of the impeller in the impeller compartment 501 and the rotation shaft of the fan in the air supply mechanism 5 are integrally disposed, so that the gas purified by the secondary purification mechanism 3 is sent into the air supply mechanism 5 through the exhaust pipe 4, the impeller compartment 501 is forced to drive the fan to rotate, therefore, the gas purified by the exhaust pipe 4 is secondarily utilized in the air supply mechanism 5, the gas purified by the purification device 14 is not only secondarily purified by the purification pipe 301 and then discharged again through the exhaust pipe 4, but also the discharged gas can be reused to drive the fan in the air supply mechanism 5, and the structure design is ingenious.

The secondary purification mechanism 3 further comprises a sliding seat 302 sleeved on the purification pipe 301, a push plate mechanism 9 is arranged on the sliding seat 302, the push plate mechanism 9 comprises a push plate 901 fixed on the sliding seat 302 and a filter plate 902 hinged on the push plate 901, a rack 90201 is arranged on the bottom surface of the filter plate 902, when the secondary purification mechanism works actually, a welder puts a workpiece on the push plate 901 (the push plate 901 is the welding area platform provided by the invention) for welding, then pushes the workpiece to be discharged towards the bending part of the exhaust pipe 4, and welding slag generated when the workpiece is welded can be leaked downwards by the filter plate 902 when the workpiece is discharged; because the corrugated section 401 is arranged between the radial bending section and the straight section of the exhaust pipe 4 along the purification pipe 301, the centrifugal mechanism 8 is arranged on the radial bending section of the exhaust pipe 4 along the purification pipe 301, the centrifugal mechanism 8 comprises a rotary drum 801 sleeved on the bending section of the exhaust pipe 4, one end of the rotary drum 801 is provided with a tooth surface 802 correspondingly meshed with the rack 90201, the other end of the rotary drum 801 is provided with a balancing weight 803, therefore, when the push plate 901 is moved by the slide base 302 in the axial direction of the cleaning tube 301 toward the drum 801 by the discharge, the rack 90201 on the bottom surface of the filter sheet 902 engages with the tooth surface 802 on the drum 801, so that the drum 801 rotates in the radial direction of the exhaust pipe 4 and, when the drum 801 rotates, centrifugal force from top to bottom is produced to it through balancing weight 803 for blast pipe 4 is by ripple section 401 position luffing motion, finally makes the air supply mechanism 5 luffing motion of connecting on blast pipe 4, and its wobbling beneficial effect lies in: make the welder back that is located between air supply mechanism 5 and the purge tube 301 obtain the purpose of the heat dissipation of from top to bottom formula, make operational environment improve, and because the gas that blows out is for being hot-blast after the clarification plant of 1 top installation of backplate handles, consequently, air supply mechanism 5's luffing motion is in order to let the interior air thermally equivalent of soldering zone, because hot-air rises, so the air in the soldering zone can be better by the clarification plant 14 absorption of induction port 101 top, accelerate the discharge velocity of soldering zone flue gas, consequently, air supply mechanism 5 and secondary purification mechanism 3's setting, make still by the reutilization when the welding smoke purifies the emission back quality is higher, operational environment has been improved, humanized structural design is more reasonable.

As shown in fig. 5, 6 and 7, a channel is arranged outside the sliding base 302, a magnetic base 10 is arranged in the channel, the magnetic base 10 can rotate on the sliding base 302, and because an outer ring of the filter plate 13 for purifying gas arranged in the purifying tube 301 is also provided with an iron ring 1301 attached to the inner cavity wall of the purifying tube 301, when the sliding base 302 drives the push plate 901 to move along the axial direction of the purifying tube 301, the magnetic base 10 attracts the iron ring 1301, so that the filter plate 13 moves along the inner cavity wall of the purifying tube 301, and the dust adhesion layer left on the inner wall of the purifying tube 301 during purifying smoke can be scraped downwards, and accordingly, the filter plate 13 in the purifying tube 301 can be seen, and the application range is expanded.

As shown in fig. 1 and fig. 2, the top of the push plate 901 is hinged with the swing rod 12, one end of the swing rod 12 close to the purge tube 301 is provided with the rear stem 1202, and the outer wall surface of the purge tube 301 is provided with a plurality of upper stoppers 303 which are sequentially contacted with the rear stem 1202, so that when the swing rod 12 moves along the axial direction of the purge tube 301 along with the push plate 901, the rear stem 1202 is sequentially contacted with the upper stoppers 303 on the purge tube 301, so that the rear stem 1202 rotates up and down, by utilizing the structural characteristics that the rear stem 1202 carries the swing rod 12 to rotate up and down, the swing rod 12 is further provided with the swing hammer 1201 along the width direction of the push plate 901, when the swing rod 12 passes through the rear stem 1202 and is sequentially contacted with the upper stoppers 303 on the purge tube 301 to rotate up and down, the swing hammer 1201 rotates up and down along with the swing rod 12 facing the push plate 901, because in actual use, the workpiece is welded on the push plate 901, the swing hammer 1201 is just like the welding point of the workpiece after rotating down, the oxide skin at the welding point of the workpiece is knocked off, and the knocking-off mode is the action completed when the push plate 901 discharges materials outwards, so that the purpose that the welding point is knocked while discharging materials can be achieved when the workpiece is welded and discharged outwards, and the oxide skin on the welding point finally leaks downwards from the filter plate 902 by knocking the welding point.

In order to enable the filter plate 13 to better scrape off the dust layer attached to the inner wall of the purification tube 301 downwards, the rear portion 1202 of the swing rod 12 is connected with the magnetic seat 10 through the zipper 11, when the rear portion 1202 rotates upwards and downwards, the magnetic seat 10 is driven to rotate in the outer channel of the sliding seat 302 through the zipper 11, and when the magnetic seat 10 rotates, the filter plate 13 is driven to rotate in the purification tube 301 through the attraction iron ring 1301, so that the dust scraping mode of the filter plate 13 is a linear and rotating motion, and the dust scraping effect is better.

As shown in fig. 5 and 6, a plurality of lower stoppers 601 are provided on the inner wall surface of the foot plate 6 along the length direction thereof, a foot 903 is provided on the bottom of the filter plate 902, the foot 903 is composed of a bent portion 90301 contacting with the lower stoppers 601 and a spring plate portion 90302 connecting the foot 903 to the bottom surface of the filter plate 902, when the slide base 302 drives the push plate 901 to move along the axial direction of the cleaning pipe 301, the filter plate 902 sequentially contacts with the lower stoppers 601 through the bent portion 90301, so that the foot 903 vibrates through the spring plate portion 90302 to drive the filter plate 902 to vibrate, and the vibration mode is also a synchronous action completed when the push plate 901 discharges a workpiece, so that when the workpiece is knocked to a workpiece welding point by the swing hammer 1201, the knocked scale welding slag falls downward under the vibration state of the filter plate 902.

The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. Purifier is used in welding of new energy automobile welded tube boundary beam, including backplate (1), its characterized in that: an air suction port is formed in the back plate (1), the air suction port is used for installing a purifying device (14), the purifying device (14) is used for absorbing and purifying air below, a secondary purifying mechanism (3) is installed in a welding area enclosed by the back plate (1), and a pedal plate (6) is arranged at the bottom of the secondary purifying mechanism (3);

the secondary purification mechanism (3) comprises a purification pipe (301) installed on a back plate (1) through a support rod (2), an air inlet pipe (7) and an air outlet pipe (4) are correspondingly arranged at the air inlet and outlet ends of the purification pipe (301), the air inlet pipe (7) is connected with the purification equipment (14), the air outlet pipe (4) extends from one side of the welding area to the rear upper side of the welding area, an air supply mechanism (5) is arranged at the end part of the air outlet pipe (4), and the air supply mechanism (5) faces the purification pipe (301) and is used for blowing hot air; welding fume in the welding area is purified by the purifying equipment (14), enters the purifying pipe (301) from the air inlet pipe (7) for secondary purification, and is discharged into the welding area from the air supply mechanism (5);

the secondary purification mechanism (3) further comprises a sliding seat (302) sleeved on the purification pipe (301), a push plate mechanism (9) is arranged on the sliding seat (302), the push plate mechanism (9) comprises a push plate (901) fixed on the sliding seat (302) and a filter plate (902) hinged on the push plate (901), and a rack (90201) is arranged on the bottom surface of the filter plate (902); a centrifugal mechanism (8) located on one side of the welding area is arranged on the exhaust pipe (4), the centrifugal mechanism (8) comprises a rotary drum (801) sleeved on the exhaust pipe (4), a tooth surface (802) matched with the rack (90201) is arranged on the rotary drum (801), and a balancing weight (803) is further arranged on the rotary drum (801);

when the push plate (901) passes through the rotary drum (801) along the axial direction of the purification pipe (301) through the slide seat (302), the racks (90201) on the bottom surface of the filter plate (902) are matched with the tooth surfaces (802) on the rotary drum (801) to enable the rotary drum (801) to rotate in the circumferential direction, and when the rotary drum (801) rotates, the balancing weight (803) generates centrifugal force enabling the air supply mechanism (5) to swing up and down.

2. The purification device for welding the new energy automobile welded pipe boundary beam according to claim 1, characterized in that: the outer part of the sliding seat (302) is provided with a channel, and a magnetic seat (10) is arranged in the channel.

3. The purification device for welding the new energy automobile welded pipe boundary beam according to claim 2, characterized in that: be equipped with filter (13) in purification pipe (301), filter (13) outer lane be equipped with iron ring (1301) of purification pipe (301) inner chamber wall laminating, work as slide (302) drive push pedal (901) are followed when the axis direction of purification pipe (301) moves, magnet holder (10) actuation iron ring (1301), make filter (13) are followed purification pipe (301) inner chamber wall removes.

4. The purification device for welding the new energy automobile welded pipe boundary beam according to claim 3, characterized in that: the top of the push plate (901) is hinged with a throwing rod (12), and one end, close to the purification pipe (301), of the throwing rod (12) is provided with a rear handle part (1202).

5. The purification device for welding the new energy automobile welded pipe boundary beam according to claim 4, characterized in that: the outer wall surface of the purification pipe (301) is provided with a plurality of upper stop blocks (303) which are sequentially contacted with the rear stop part (1202), and when the throwing rod (12) moves along the axial direction of the purification pipe (301) along with the push plate (901), the rear stop part (1202) is sequentially contacted with the upper stop blocks (303) on the purification pipe (301) so that the rear stop part (1202) can rotate up and down.

6. The new energy automobile welded tube boundary beam purifier for welding of claim 5, characterized in that: after when portion (1202) with magnetism seat (10) pass through zip fastener (11) and connect, work as when the portion (1202) is gone up the lower round after, drive magnetism seat (10) in the outside channel internal rotation of slide (302) through zip fastener (11), it is in to drive filter plate (13) through actuation hoop (1301) during magnetism seat (10) rotation follow its radial direction rotation in purge tube (301).

7. The new energy automobile welded tube boundary beam purifier for welding of claim 6, characterized in that: and a throwing hammer (1201) is arranged on the throwing rod (12) along the width direction of the push plate (901), and when the throwing rod (12) sequentially contacts with an upper stop block (303) on the purification pipe (301) through a rear handle part (1202) and rotates up and down, the throwing hammer (1201) rotates up and down along with the throwing rod (12) facing the push plate (901).

8. The purification device for welding the new energy automobile welded pipe boundary beam according to claim 7, characterized in that: the inner wall surface of the pedal plate (6) is provided with a plurality of lower stoppers (601) along the length direction, the bottom of the filter plate (902) is provided with a bottom foot (903), the bottom foot (903) is composed of a bent part (90301) in contact with the lower stoppers (601) and a spring plate part (90302) for connecting the bottom foot (903) to the bottom surface of the filter plate (902), and when the slide base (302) drives the push plate (901) to move along the axial direction of the purification tube (301), the filter plate (902) is sequentially in contact with the lower stoppers (601) through the bent part (90301), so that the bottom foot (903) vibrates through the spring plate part (90302) to drive the filter plate (902) to vibrate.