A lifting mechanism for an automotive welding production line

Abstract

The present application relates to the field of automobile production, and particularly relates to a lifting mechanism for an automobile welding production line. The technical problem to be solved is that fluoride and metal vaporized particles produced in the welding process of the existing equipment fly everywhere, and the metal particles cannot be cleaned in time, resulting in reduced quality of the welded parts, and when the existing equipment cleans the welded parts, the welded parts are easily dropped from the lifting mechanism, resulting in damage to the welded parts. The technical scheme is that a lifting mechanism for an automobile welding production line comprises a mounting bottom plate, an electric lifting mechanism and the like; the mounting bottom plate is provided with the electric lifting mechanism which moves up and down to lift materials. The present application realizes fixation of a side wall panel by a suction cup, upward rotation of a lifting frame to lift the side wall panel to an inclined state, so as to clean the metal particles remaining on the side wall panel after welding, avoid adhesion of the metal particles on the side wall panel, and affect the production quality of the side wall panel, resulting in reduced structural strength of the side wall panel.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of automobile production, and in particular to a lifting mechanism for an automobile welding production line. BACKGROUND

[0002] In the prior art, the lifting mechanism usually lifts the welding parts to a weldable height, and then welds them. Fluorides and metal vaporized particles generated during welding fly everywhere. The existing lifting mechanism cannot clean the metal particles generated during welding in time, resulting in a large number of metal particles remaining on the lifting mechanism and the welding parts. At the same time, a small amount of metal particles remains after cleaning. The metal particles are extremely easy to adhere to the lifting mechanism and the welding parts after cooling, resulting in equipment failure and affecting the quality of the welded parts.

[0003] Further, when the existing equipment cleans the welding parts, the welding parts are extremely easy to slide off the lifting mechanism, resulting in the welding parts directly falling to the ground, causing damage and deformation to the welding parts, thereby directly scrapping the welding parts and increasing production costs. SUMMARY

[0004] In order to overcome the shortcomings of the prior art that fluorides and metal vaporized particles generated during welding fly everywhere, and the metal particles cannot be cleaned in time, resulting in a decrease in the quality of the welding parts, and when the existing equipment cleans the welding parts, the welding parts are extremely easy to fall off the lifting mechanism, causing damage to the welding parts, the present application provides a lifting mechanism for an automobile welding production line.

[0005] The technical scheme is as follows: a lifting mechanism for an automobile welding production line, comprising a mounting bottom plate and an electric lifting mechanism; the mounting bottom plate is provided with an electric lifting mechanism for lifting materials up and down; the electric lifting mechanism is provided with a side wall panel; further comprising a lifting platform, a suction cup, a ventilation pipe, a bolt, a clamping assembly and an anti-slip system; the electric lifting mechanism is provided with a lifting platform; the lifting platform is provided with a plurality of suction cups for fixing the side wall panel; the lifting platform is provided with a ventilation pipe for adjusting the blowing angle; the electric lifting mechanism is provided with a bolt on the left and right sides for fixing the lifting platform; the lifting platform is provided with a fixing hole on the left and right sides; the lifting platform is provided with a collection cavity for recycling metal particles on the left side; the lifting platform is provided with a clamping assembly for clamping and fixing the side wall panel; and the lifting platform is provided with an anti-slip system for preventing the side wall panel from slipping.

[0006] As a further preferred, the clamping assembly comprises the first support, the support block, the second support, the clamping piece and the welding frame; the welding frame is fixed on the lifting platform; the welding frame is fixed with a plurality of first supports; each of the plurality of first supports is fixed with a support block for supporting the side wall; the upper surface of the plurality of support blocks is matched with the outer surface of the side wall; the welding frame is fixed with a plurality of second supports, and each of the second supports is fixed with a clamping piece capable of clamping and fixing the side wall.

[0007] As a further preferred, it further comprises a lifting frame; the welding frame is provided with a lifting frame which is obliquely upwardly rotatable for lifting the side wall; the lifting frame is fixed with the suction cup.

[0008] As a further preferred, it further comprises an adjusting assembly, the adjusting assembly comprises the first circular fixing plate, the second circular fixing plate and the air pipe; the lifting frame is provided with an air pipe for blowing to clean the side wall; the air pipe is fixed with a first circular fixing plate on the inner side of the lower part for cleaning the metal particles, and a plurality of square openings are formed in the first circular fixing plate; the air pipe is rotatably connected with the ventilation pipe; the ventilation pipe is fixed with a second circular fixing plate on the inner side of the lower part, and a plurality of square openings are formed in the second circular fixing plate.

[0009] As a further preferred, it further comprises a collection bin, and the left side of the lifting platform is provided with a collection bin for recycling the metal particles; the left side bin wall of the collection bin is higher than the right side bin wall.

[0010] As a further preferred, the anti-slip system comprises the arc-shaped stopper; the collection bin is provided with a plurality of arc-shaped stoppers which are rotatable for supporting the side wall; the left side of the side wall is provided with a plurality of semicircular grooves, and each of the arc-shaped stoppers is aligned with the adjacent semicircular groove.

[0011] As a further preferred, it further comprises the silica gel strip; each of the arc-shaped stoppers is sleeved with a silica gel strip for buffering and protecting the side wall in the middle part; each of the silica gel strips is provided with an oil injection groove on the inner side of the upper part.

[0012] As a further preferred, it further comprises the silica gel protection piece; each of the silica gel strips is fixed with a silica gel protection piece for buffering and protecting the side wall on the left side and the right side.

[0013] As a further preferred, it further comprises the mounting block and the elastic piece; the left side of the collection bin is fixed with a plurality of mounting blocks for fixing the arc-shaped stopper; each of the mounting blocks is movably connected with the adjacent arc-shaped stopper on one side through the torsion spring; each of the arc-shaped stoppers is fixed with an elastic piece on the other side; each of the elastic pieces is fixed with the collection bin.

[0014] As a further preferred, still comprising a cleaning system, the cleaning system comprising an air inlet pipe, a blower and a baffle; the right side of the lifting platform is provided with a blower for cleaning metal particles, a plurality of air outlets are formed in the blower, and the plurality of air outlets are flush with the upper surface of the welding frame; the right side of the blower is communicated with the air inlet pipe; the left side of the collection bin is provided with a receiving opening in the middle, and the receiving opening is located about one centimeter below the upper surface of the welding frame; the right side of the collection bin is fixedly connected with a baffle for preventing metal particles from falling outside the collection bin; and the baffle is located above the receiving opening.

[0015] The present application has the following advantages: the present application fixes the side wall panel through the suction cup, and the lifting frame is turned upward to lift the side wall panel to an inclined state, so as to clean the metal particles remaining on the side wall panel after welding, avoid the metal particles from being bonded on the side wall panel, affect the production quality of the side wall panel, and cause the structural strength of the side wall panel to be reduced;

[0016] By adjusting the blowing angle of the ventilation pipe, the side wall panel at each angle can be cleaned, the remaining metal particles on the side wall panel are avoided, the welding quality of the side wall panel is reduced, and the structural strength of the side wall panel is reduced;

[0017] The sliding side wall panel is supported by the arc-shaped stopper, the silicone strip reduces the impact force of the side wall panel on the arc-shaped stopper, and the silicone protective sheet blocks the side wall panel sliding to the inner wall of the collection bin, so that the side wall panel is prevented from being bent, deformed, cracked or damaged when sliding and impacting the ground, the side wall panel cannot be continuously used, the welding needs to be replaced, and the production cost of the side wall panel is greatly increased;

[0018] The metal particles remaining on the upper surface of the welding frame are blown into the collection bin through the receiving opening by the blower, the metal particles are prevented from remaining on the welding frame for a long time, the welding mechanism is prevented from being damaged, the metal particles falling from above the collection bin are introduced into the lower part of the collection bin by the baffle, the metal particles are prevented from falling outside the collection bin through the receiving opening, the metal particles are prevented from returning to the welding production line, the welding production line environment is affected, the lifting mechanism is prevented from being damaged, and the welding efficiency of the side wall panel is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a first three-dimensional structure schematic diagram of the present application;

[0020] Figure 2 It is a second three-dimensional structure schematic diagram of the present application;

[0021] Figure 3 It is a first partial three-dimensional structure schematic diagram of the present application;

[0022] Figure 4 It is a second partial three-dimensional structure schematic diagram of the present application;

[0023] Figure 5It is a third partial stereogram of the present application.

[0024] Figure 6 It is a partial sectional view of the present application.

[0025] Figure 7 It is a sectional view of the adjusting assembly of the present application.

[0026] Figure 8 It is a stereogram of the anti-slipping system of the present application.

[0027] Figure 9 It is a partial sectional view of the anti-slipping system of the present application.

[0028] Figure 10 It is a sectional view of the anti-slipping system of the present application. Figure 9 It is an enlarged view of the area A.

[0029] Figure 11 It is a stereogram of the cleaning system of the present application.

[0030] Figure 12 It is a partial stereogram of the cleaning system of the present application.

[0031] Wherein: 1 - mounting bottom plate, 2 - electric lifting mechanism, 3 - lifting platform, 3001 - fixed hole, 3002 - collection cavity, 4 - suction cup, 5 - ventilation pipe, 6 - bolt, 7 - side wall, 7001 - semicircular groove, 101 - first driving part, 201 - second driving part, 202 - lifting frame, 301 - first circular fixing plate, 302 - third driving part, 303 - second circular fixing plate, 304 - air pipe, 401 - first support, 402 - supporting block, 403 - second support, 404 - clamping part, 405 - welding frame, 501 - mounting block, 502 - arc-shaped stopper, 503 - silica gel strip, 50301 - oil injection groove, 504 - silica gel protection sheet, 505 - elastic part, 601 - collection bin, 60101 - storage opening, 701 - air inlet pipe, 702 - air blower, 703 - baffle. DETAILED DESCRIPTION

[0032] The technical solutions will be further described in combination with specific embodiments. It should be noted that the words such as up, down, left, right, etc. in this article are only for the position of the shown structure in the corresponding drawing. The serial numbers of the components in this article, such as first, second, etc., are only used to distinguish the described objects, and do not have any sequence or technical meaning. Unless otherwise specified, the connection (coupling) mentioned in this application includes direct and indirect connection (coupling).

[0033] Example 1

[0034] As Figures 3-7As shown, a lifting mechanism for automobile welding production line, including installation bottom plate 1 and electric lifting mechanism 2; installation bottom plate 1 is installed with electric lifting mechanism 2; electric lifting mechanism 2 is placed with side wall plate 7;

[0035] It also includes lifting platform 3, suction cup 4, ventilation pipe 5, bolt 6, clamping assembly and anti-slip system; electric lifting mechanism 2 is installed with lifting platform 3; lifting platform 3 is provided with several suction cups 4; lifting platform 3 is installed with ventilation pipe 5; electric lifting mechanism 2 is provided with one bolt 6 on each of the left and right sides; lifting platform 3 is provided with one fixing hole 3001 on each of the left and right sides, and the lifting platform 3 is fixed by inserting the bolt 6 into the fixing hole 3001, which improves the stability of the lifting mechanism and avoids the shaking of the lifting platform 3, which leads to the misalignment of the side wall plate 7 during welding, and reduces the structural strength of the side wall plate 7; the left side of the lifting platform 3 is provided with a collection cavity 3002, which facilitates the collection of metal particles generated during welding; the lifting platform 3 is installed with a clamping assembly; the lifting platform 3 is provided with an anti-slip system; the side wall plate 7 is lifted to the welding height by the lifting platform 3, the bolt 6 is moved into the fixing hole 3001 to fix the lifting platform 3, which improves the stability of the lifting mechanism and avoids the shaking of the lifting platform 3, which leads to the misalignment of the side wall plate 7 during welding, and reduces the structural strength of the side wall plate 7; after the welding of the side wall plate 7 is completed, the side wall plate 7 is adsorbed and fixed by the suction cup 4, the ventilation pipe 5 is ventilated and the angle is adjusted to clean the metal particles generated during welding on the side wall plate 7, which avoids the adhesion of metal particles on the side wall plate 7, reduces the welding quality of the side wall plate 7, and affects the structural strength of the side wall plate 7.

[0036] The clamping assembly includes first bracket 401, support block 402, second bracket 403, clamping piece 404 and welding frame 405; the welding frame 405 is fixedly connected to the lifting platform 3; the welding frame 405 is bolted with several first brackets 401; each of the first brackets 401 is fixedly connected with a support block 402, and the upper surfaces of the support blocks 402 are matched with the outer surfaces of the side wall plates 7, which facilitates the support of the side wall plates 7; the welding frame 405 is bolted with several second brackets 403, and each second bracket 403 is fixedly connected with a clamping piece 404; the side wall plates 7 are supported by the support blocks 402, and the side wall plates 7 are clamped and fixed by the clamping pieces 404 at this time, which avoids the positional deviation of the side wall plates 7 during welding, leads to the misalignment of the side wall plates 7, improves the stability of the side wall plates 7, and improves the structural strength of the side wall plates 7.

[0037] It also includes first drive 101; one first drive 101 is fixedly connected to the upper part of each side of the electric lifting mechanism 2, and the first drive 101 is a gas cylinder; the output ends of the two first drives 101 are respectively fixedly connected with the adjacent bolts 6; the first drive 101 drives the bolt 6 to move, and the lifting platform 3 is fixed by inserting the bolt 6 into the fixing hole 3001, which improves the stability of the lifting platform 3.

[0038] The lifting frame 202 is further included; the lifting frame 202 is arranged on the welding frame 405; the lifting frame 202 is fixedly connected with the suction cup 4; the side wall plate 7 is fixed by being adsorbed by the suction cup 4, so that the side wall plate 7 is lifted to be left-inclined during the process that the lifting frame 202 is obliquely upward rotated, so as to clean the metal particles remaining on the side wall plate 7 after welding.

[0039] The second driving member 201 is further included; the second driving member 201 is mounted on the upper middle part of the welding frame 405, and is a gas cylinder; the output end of the second driving member 201 is fixedly connected with the lifting frame 202; the second driving member 201 drives the lifting frame 202 to be obliquely upward rotated, so that the side wall plate 7 is lifted to be left-inclined, thereby facilitating the cleaning of the metal particles remaining on the side wall plate 7 after welding.

[0040] The adjusting assembly is further included, and the adjusting assembly comprises a first circular fixing plate 301, a second circular fixing plate 303 and an air pipe 304; the air pipe 304 is arranged on the lifting frame 202; the first circular fixing plate 301 is fixedly connected to the inner side of the lower part of the air pipe 304, and a plurality of square openings are formed in the first circular fixing plate 301, so that air passes through the air pipe 304, thereby cleaning the metal particles remaining on the side wall plate 7; the air pipe 304 is rotationally connected with the ventilation pipe 5; the second circular fixing plate 303 is fixedly connected to the inner side of the lower part of the ventilation pipe 5, and a plurality of square openings are formed in the second circular fixing plate 303, so that air passes through the ventilation pipe 5, thereby cleaning the metal particles remaining on the side wall plate 7.

[0041] The third driving member 302 is further included; the third driving member 302 is fixedly connected to the first circular fixing plate 301, and is a motor; the output end of the third driving member 302 is fixedly connected with the second circular fixing plate 303; the third driving member 302 drives the second circular fixing plate 303 to be rotated, thereby driving the ventilation pipe 5 to be rotated, so as to adjust the blowing angle of the ventilation pipe 5, thereby cleaning each angle of the side wall plate 7, and avoiding that the remaining metal particles on the side wall plate 7 reduce the welding quality of the side wall plate 7.

[0042] The collecting bin 601 is further included; the collecting bin 601 is mounted on the left side of the lifting platform 3; the left side bin wall of the collecting bin 601 is higher than the right side bin wall, so that the metal particles splashed during welding do not fall on the welding production line by crossing the bin wall of the collecting bin 601; the metal particles generated after welding are recycled by the collecting bin 601, so as to avoid that the metal particles are scattered everywhere, cause the welding mechanism to be out of order, and affect the production line environment.

[0043] The process of cleaning the welding metal particles is described in detail as follows: the side wall plate 7 is supported by the support block 402, and the clamping piece 404 clamps and fixes the side wall plate 7 to avoid the side wall plate 7 from being offset during welding, causing the side wall plate 7 to be welded out of position, and improving the stability of the side wall plate 7. Further, the electric lifting mechanism 2 lifts the lifting platform 3 to the welding height, the first driving piece 101 drives the latch 6 to move, the lifting platform 3 is fixed by inserting the latch 6 into the fixing hole 3001, and the stability of the lifting platform 3 is improved. After the side wall plate 7 is welded, the side wall plate 7 is fixed by the suction cup 4, the second driving piece 201 drives the lifting frame 202 to rotate obliquely upward, and then the side wall plate 7 is lifted to a left inclined state, the metal particles remaining on the side wall plate 7 are tilted and poured into the collection bin 601, further, the third driving piece 302 drives the second circular fixing piece 303 to rotate, and then drives the ventilation pipe 5 to rotate, adjusts the blowing angle of the ventilation pipe 5, so as to clean each angle of the side wall plate 7, avoid the metal particles remaining on the side wall plate 7, and cause the metal particles to adhere to the side wall plate 7, and reduce the structural strength of the side wall plate 7.

[0044] Embodiment 2

[0045] On the basis of embodiment 1, as shown in Figure 8 、 Figure 9 and Figure 10 , the anti-slip system comprises an arc-shaped stopper 502; the collection bin 601 is provided with a plurality of arc-shaped stoppers 502; the left side of the side wall plate 7 is provided with a plurality of semicircular grooves 7001, each arc-shaped stopper 502 is aligned with an adjacent semicircular groove 7001, when the side wall plate 7 slides, the side wall plate 7 falls on the arc-shaped stopper 502, at this time the semicircular groove 7001 fits with the arc-shaped stopper 502, the arc-shaped stopper 502 supports the sliding side wall plate 7, avoiding the side wall plate 7 from directly falling from the lifting mechanism to the ground when sliding, causing damage to the side wall plate 7.

[0046] Further comprising a silica gel strip 503; each arc-shaped stopper 502 is sleeved with a silica gel strip 503 in the middle; each silica gel strip 503 is provided with an oil injection groove 50301 on the inner side upper part; oil is injected into the inner surface of the silica gel strip 503 through the oil injection groove 50301 to reduce the friction between the silica gel strip 503 and the arc-shaped stopper 502; when the side wall plate 7 slides, the side wall plate 7 falls on the silica gel strip 503, the impact force generated by the falling side wall plate 7 makes the silica gel strip 503 slide on the arc-shaped stopper 502, the silica gel strip 503 slides forward or backward to reduce the impact force of the side wall plate 7 sliding onto the arc-shaped stopper 502, avoiding the side wall plate 7 from directly colliding with the arc-shaped stopper 502, causing the edge part of the side wall plate 7 in contact with the arc-shaped stopper 502 to be damaged and deformed, and increasing the production cost.

[0047] The silica gel protection piece 504 is further included, one silica gel protection piece 504 is fixedly connected to each of the left and right sides of each silica gel strip 503; the silica gel strip 503 is impacted by the side wall plate 7, so that the silica gel strip 503 slides forward or backward along the arc-shaped block 502, the side wall plate 7 moves along with the silica gel strip 503, when the silica gel strip 503 slides to the inner wall of the collecting bin 601, the silica gel protection piece 504 is close to the inner wall of the collecting bin 601, and then when the side wall plate 7 slides to the inner wall of the collecting bin 601 along with the silica gel strip 503, the silica gel protection piece 504 is pressed by the side wall plate 7, so that the silica gel protection piece 504 buffers the side wall plate 7, reduces the impact force of the side wall plate 7, and avoids that the side wall plate 7 directly impacts on the inner wall of the collecting bin 601, so that the side wall plate 7 is damaged and deformed, and the production cost is increased.

[0048] The mounting block 501 and the elastic piece 505 are further included; a plurality of mounting blocks 501 are fixedly connected to the left side of the collecting bin 601; each mounting block 501 is hingedly connected to one side of the adjacent arc-shaped block 502 through a torsion spring; one elastic piece 505 is fixedly connected to the other side of each arc-shaped block 502, the elastic piece 505 is a spring; each elastic piece 505 is fixedly connected to the collecting bin 601; when the side wall plate 7 slides and impacts on the arc-shaped block 502, the arc-shaped block 502 moves downward to compress the elastic piece 505, the impact force generated by the sliding of the side wall plate 7 is absorbed and buffered by the elastic piece 505, the arc-shaped block 502 is prevented from being damaged and deformed by the impact of the side wall plate 7, and the production cost is increased.

[0049] Embodiment 3

[0050] On the basis of embodiment 1, as shown in Figure 1 , Figure 2 , Figure 11 and Figure 12 , a cleaning system is further included, the cleaning system includes the air inlet pipe 701, the air blower 702 and the baffle 703; the air blower 702 is installed on the right side of the lifting platform 3, a plurality of air outlets are formed in the air blower 702, and the plurality of air outlets are flush with the upper surface of the welding frame 405, so that the metal particles on the upper surface of the welding frame 405 are easily blown away by the air blower 702; the air inlet pipe 701 is communicated with the right side of the air blower 702; the receiving opening 60101 is formed in the middle of the left side of the collecting bin 601, and the receiving opening 60101 is located below the collecting bin 601 and about one centimeter away from the upper surface of the welding frame 405, so that the metal particles are easily guided into the collecting bin 601 through the receiving opening 60101; the baffle 703 is fixedly connected to the middle of the right side of the collecting bin 601; the baffle 703 is located above the receiving opening 60101; the baffle 703 guides the metal particles falling from above the collecting bin 601 to below the collecting bin 601, so that the metal particles are prevented from falling from the receiving opening 60101 to outside the collecting bin 601, the welding mechanism and the lifting mechanism are prevented from being damaged, and the welding efficiency of the side wall plate 7 is improved.

[0051] The process of cleaning the residual metal particles on the welding frame 405 is described in detail as follows: first, start the air blower 702, the air blower 702 inhales through the air inlet pipe 701, and then blows air to the upper surface of the welding frame 405, blows the metal particles remaining on the upper surface of the welding frame 405 into the collection bin 601 through the receiving opening 60101, avoids the metal particles remaining on the welding frame 405 for a long time, and avoids hindering the welding process. At the same time, the baffle 703 guides the metal particles entering from the receiving opening 60101 into the lower part of the collection bin 601, avoids the metal particles being blown into the collection bin 601 from directly impacting the left inner wall of the collection bin 601, and then rebounding from the receiving opening 60101, causing the metal particles to return to the welding production line, affecting the welding production line environment, causing the lifting mechanism to malfunction, and reducing the welding efficiency of the side wall 7.

[0052] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or equivalently replace some technical features thereof, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A lifting mechanism for an automobile welding production line, comprising a mounting base (1) and an electric lifting mechanism (2); the mounting base (1) is provided with an electric lifting mechanism (2) for moving up and down for lifting materials; a side panel (7) is placed on the electric lifting mechanism (2); and the characteristics include: The utility model also includes a lifting platform (3), a suction cup (4), a ventilation pipe (5), a latch (6), a clamping assembly and an anti-slip system; the lifting platform (3) is installed on the electric lifting mechanism (2); a plurality of suction cups (4) for fixing the side panels (7) are provided on the lifting platform (3); a ventilation pipe (5) for rotating to adjust the blowing angle is installed on the lifting platform (3); a latch (6) for fixing the lifting platform (3) by telescoping on the left and right sides is provided on each of the left and right sides of the electric lifting mechanism (2); a fixing hole (3001) is provided on each of the left and right sides of the lifting platform (3); a collecting cavity (3002) for recovering metal particles is provided on the left side of the lifting platform (3); a clamping assembly for clamping and fixing the side panels (7) is installed on the lifting platform (3); and an anti-slip system for preventing the side panels (7) from slipping is provided on the lifting platform (3); The clamping assembly includes a first bracket (401), a support block (402), a second bracket (403), a clamping member (404) and a welding frame (405); the lifting platform (3) is fixedly connected to the welding frame (405); a plurality of first brackets (401) are fixedly connected to a support block (402) for supporting the side panel (7), and the upper surfaces of the plurality of support blocks (402) are matched with the outer surface of the side panel (7); a plurality of second brackets (403) are fixedly connected to the welding frame (405), and each second bracket (403) is fixedly connected to a clamping member (404) capable of clamping and fixing the side panel (7); It also includes a lifting frame (202); a lifting frame (202) is provided on the welding frame (405) and is rotated obliquely upward for lifting the side panel (7); the lifting frame (202) is fixedly connected to the suction cup (4); The utility model also includes an adjustment component, which includes a first circular fixing plate (301), a second circular fixing plate (303) and an air pipe (304); an air pipe (304) for blowing air to clean the side panel (7) is provided on the lifting frame (202); a first circular fixing plate (301) for cleaning metal particles is fixedly connected to the lower inner side of the air pipe (304), and a plurality of square openings are provided on the first circular fixing plate (301); the air pipe (304) is rotatably connected to the ventilation pipe (5); a second circular fixing plate (303) is fixedly connected to the lower inner side of the ventilation pipe (5), and a plurality of square openings are provided on the second circular fixing plate (303); It also includes a collecting bin (601), and the collecting bin (601) for recovering metal particles is installed on the left side of the lifting platform (3); the left side bin wall of the collecting bin (601) is higher than the right side bin wall; The anti-slip system includes an arc-shaped stopper (502); a plurality of arc-shaped stoppers (502) are provided on the collection bin (601) for rotating and supporting the side panels (7); a plurality of semicircular grooves (7001) are provided on the left side of the side panels (7), and each arc-shaped stopper (502) is aligned with an adjacent semicircular groove (7001).

2. The lifting mechanism for an automobile welding production line according to claim 1, characterized in that: It also includes a silicone strip (503); a silicone strip (503) for buffering and protecting the side panel (7) is sleeved on the middle of each arc-shaped stopper (502); and an oil filling groove (50301) is opened on the upper inner side of each silicone strip (503).

3. The lifting mechanism for an automobile welding production line according to claim 2, characterized in that: It also includes a silicone protective sheet (504), and each silicone strip (503) is fixedly connected to the left and right sides thereof with a silicone protective sheet (504) for providing buffering protection to the side panels (7).

4. The lifting mechanism for an automobile welding production line according to claim 3, characterized in that: The apparatus further comprises a mounting block (501) and an elastic member (505); a plurality of mounting blocks (501) for fixing the arc-shaped stoppers (502) are fixedly connected to the left side of the collection bin (601); each mounting block (501) is movably connected to one side of an adjacent arc-shaped stopper (502) via a torsion spring; an elastic member (505) is fixedly connected to the other side of each arc-shaped stopper (502); and each elastic member (505) is fixedly connected to the collection bin (601).

5. The lifting mechanism for an automobile welding production line according to claim 4, characterized in that: The invention also includes a cleaning system, which includes an air inlet pipe (701), a blower (702) and a baffle (703); a blower (702) for cleaning metal particles is installed on the right side of the lifting platform (3), and a plurality of air outlets are provided on the blower (702), and the plurality of air outlets are flush with the upper surface of the welding frame (405); the right side of the blower (702) is connected to the air inlet pipe (701); a receiving opening (60101) is provided in the middle of the left side of the collecting bin (601), and the receiving opening (60101) is located below the collecting bin (601) and about one centimeter from the upper surface of the welding frame (405); a baffle (703) for preventing metal particles from falling out of the collecting bin (601) is fixed to the middle of the right side of the collecting bin (601); the baffle (703) is located above the receiving opening (60101).

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