Vertical automatic surfacing equipment for ship maintenance

Abstract

The invention relates to the technical field of welding tools, in particular to vertical automatic surfacing equipment for ship maintenance, a welding clamping auxiliary mechanism comprises a first clamping assembly, a second clamping assembly and a third clamping assembly, and the first clamping assembly, the second clamping assembly and the third clamping assembly can be connected with a bearing plate and can be replaced according to different workpiece clamping requirements; after the shaft workpiece is clamped through the positioning clamping base, the arranged welding clamping auxiliary mechanism can conduct auxiliary clamping on a shaft workpiece body so as to provide better stability, and then the machining quality of the shaft workpiece body is ensured. The first clamping assembly provides a clamping assisting effect on the side face of a shaft workpiece body or an annular accessory. When a fixing piece on a shaft workpiece is a gear, the second clamping assembly is arranged to provide certain clamping stability for the shaft workpiece; when the shaft accessories are multiple annular parts and the ends of the annular parts are in a step shape, auxiliary clamping is carried out through the third clamping assembly in the scheme.

Description

Technical Field

[0001] The invention relates to the technical field of welding tooling, in particular to vertical automatic surfacing equipment for ship repair. Background Art

[0002] The existing document with publication number CN118438126A discloses a ship welding tooling, which includes two magnetic blocks, each of which is connected to a positioning component, and the two positioning components are centrally symmetrically arranged. Each positioning component includes a fixed plate, a connecting plate, a support plate, a threaded rod and a magnetic column. The upper and lower sides of the outer wall of the magnetic block are fixedly connected to the fixed plates, a connecting plate is slidably connected between the two fixing plates, and a support plate is fixedly connected to one side of the connecting plate. A fixing hole is opened on the surface of the fixing plate, and a threaded rod is threadedly connected in the fixing hole, and the bottom end of the threaded rod is in contact with the surface of the connecting plate. Furthermore, a document with publication number CN116833673A was retrieved, which discloses a vertical automatic surfacing equipment. It improves and optimizes the problem that the existing horizontal automatic surfacing is only suitable for rotating parts with small diameter and small deformation requirements (such as shafts and wheels), and cannot cope with various types of shaft repairs encountered in ship repair, such as shafts with different diameters and irregular workpiece shapes (shafts carrying accessories), and has poor applicability; its solution includes a load-bearing base, a liftable telescopic component, an axis fixing mechanism and a welding gun driving mechanism, and a first column and a second column parallel to each other are provided on the load-bearing base; the liftable telescopic component can be lifted and arranged on the first column, and is used to limit and fix the axis; the axis fixing mechanism is arranged at the center of the load-bearing base, and is used to clamp and drive the axis to rotate; the welding gun driving mechanism is arranged on the second column, and is used to install the welding gun and can drive the welding gun to move axially along the second column; wherein, the first columns are three and are arranged in an equilateral triangle structure on the load-bearing base, and each first column is provided with a liftable telescopic component.

[0003] The vertical butt welding clamping tool in the above scheme is used to clamp shaft workpieces with accessories. During welding work, for example, shaft workpieces with gears or trapezoidal accessories are clamped by placing the end with the accessories at the bottom to ensure their position stability. The existing clamping tool generally clamps one end of the shaft workpiece through a chuck, and the chuck is arranged on a rotating seat, and the rotating seat is arranged on a workbench. It lacks a suitable clamping and positioning component for shaft accessories, and therefore needs further improvement and optimization.

[0004] To this end, the present invention proposes a vertical automatic surfacing welding device for ship maintenance to solve the above problems. Summary of the invention

[0005] The object of the present invention is to provide a vertical automatic surfacing equipment for ship maintenance to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: A vertical automatic surfacing welding device for ship maintenance, comprising a support seat, a rotating table, a positioning card seat, a carrying box frame and a welding clamping auxiliary mechanism;

[0007] The support seat is provided with a rotating platform, and the rotating platform is provided with a positioning card seat;

[0008] The rotating table is also provided with a carrying box frame, and the carrying box frame is arranged at the side of the positioning card seat, and the carrying box frame is connected with the welding clamping auxiliary mechanism;

[0009] A fixed side plate is fixedly provided on the bottom side of the carrying box frame, and the fixed side plate is fixed to the rotating table by screws. An extension plate body is fixedly provided at one end of the carrying box frame, and a limiting slide groove is provided on the top of the carrying box frame, and the limiting slide groove extends into the extension plate body.

[0010] Preferably, a rectangular through groove is also provided at the top of the carrying box frame, one side of the rectangular through groove is connected with the limiting slide groove, and the other side of the rectangular through groove is connected with the inner cavity of the carrying box frame, an electric-controlled telescopic rod is fixedly provided in the inner cavity of the carrying box frame, a supporting rod body is fixedly provided at one end of the electric-controlled telescopic rod, one end of the supporting rod body extends into the limiting slide groove, and a carrying plate is fixedly provided at the end, a loading slot body is provided on the top of the carrying plate, and a loading threaded groove is provided in the loading slot body.

[0011] Preferably, the welding clamping auxiliary mechanism includes a first clamping component, which includes a first clamping block, an arc-shaped auxiliary surface, an anti-slip strip, a first loading card plate and a first auxiliary through groove; the first loading card plate is fixedly provided at the bottom end of the first clamping block, a first auxiliary through groove is provided in the first clamping block, and the first auxiliary through groove extends into the first loading card plate, the end face of one end of the first clamping block is provided with an arc-shaped auxiliary surface, and an anti-slip strip is fixedly provided on the arc-shaped auxiliary surface.

[0012] Preferably, the first loading card plate is adapted to be clamped with the loading slot body, the first clamping block is fixed by a fixed threaded pin, the anti-slip card strip is symmetrically arranged on the arc auxiliary surface, and the anti-slip card strip is inclined.

[0013] Preferably, the welding clamping auxiliary mechanism also includes a second clamping assembly, which includes a second clamping block, a second auxiliary through groove, a second loading card plate, a accommodating cavity, a connecting through hole, a positioning plate, an auxiliary spring, a clamping auxiliary card block, a fixing hole, a connecting threaded pin and an internal threaded fastening cap; a second loading card plate is fixedly provided at the bottom end of the second clamping block, a second auxiliary through groove is provided in the second clamping block, and one end of the second auxiliary through groove extends into the second loading card plate, and the second loading card plate is also adapted to be clamped with the loading groove body.

[0014] Preferably, an accommodating cavity is equidistantly arranged at one end of the second clamping block, the connecting through hole is penetrated in the second clamping block, and the connecting through hole is connected to the accommodating cavity, a fixing hole is penetrated in the positioning plate, and an auxiliary spring is symmetrically fixed on the side wall of the positioning plate, and the other end of the auxiliary spring is fixedly arranged at one end of the clamping auxiliary block.

[0015] Preferably, the connecting threaded pin is adapted to be plugged into the connecting through hole, and one end of the connecting threaded pin is threadedly connected to the internal thread fastening cap.

[0016] Preferably, the welding clamping auxiliary mechanism also includes a third clamping assembly, which includes a loading plate body, a vertical baffle, a third loading card plate, a third auxiliary through groove, a connecting slide rail, a circular hole body, a sliding block, a fastening screw groove, a positioning screw, a threaded cylinder, a plug-in slot body, an internal threaded regulating cylinder, a rotating auxiliary strip, a plug-in strip body and an arc-shaped support body; a vertical baffle is fixedly provided on the top of one end of the loading plate body, and a third loading card plate is fixedly provided on the bottom end of the loading plate body, and the third loading card plate is also adapted to be clamped with the loading slot body, and a third auxiliary through groove is provided in the vertical baffle, and the third auxiliary through groove runs through the vertical baffle and the loading plate body, and extends into the third loading card plate.

[0017] Preferably, the connecting slide rail is fixedly arranged on the loading plate body, and circular holes are equidistantly arranged on one side of the connecting slide rail, a sliding block is slidingly arranged in the connecting slide rail, a fastening screw groove is arranged on one side of the sliding block, and the sliding block is positioned by a positioning screw.

[0018] Preferably, the sliding block is fixedly arranged at the bottom end of the threaded cylinder, a plug-in slot is arranged in the threaded cylinder, the slot shape of the plug-in slot is set to be square, the threaded cylinder is threadedly connected with the internal thread regulating cylinder, the outer side wall of the internal thread regulating cylinder is equidistantly provided with rotation auxiliary strips, an arc-shaped support body is fixedly arranged on the top of the plug-in strip body, and the plug-in strip body is plugged in the plug-in slot body.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] The vertical automatic surfacing welding equipment for ship maintenance designed by the present invention, in order to adapt to the clamping of various workpieces, the welding clamping auxiliary mechanism designed in the present scheme includes a first clamping component, a second clamping component and a third clamping component, and the three can be connected to the bearing plate, that is, they can be replaced according to different workpiece clamping requirements, with higher work efficiency, after the shaft workpiece is clamped by the positioning clamping seat, the set welding clamping auxiliary mechanism can further assist in clamping the shaft workpiece body to provide better stability, thereby ensuring its processing quality; and the welding clamping auxiliary mechanism can also provide an auxiliary support and stabilization effect for the accessories on the shaft workpiece; the first clamping component provides a clamping auxiliary effect for the side of the shaft workpiece body or the annular accessory; when the firmware on the shaft workpiece is a gear, the present scheme provides a certain clamping stability to it through the set second clamping component; when the shaft accessory is a plurality of annular parts and the end of the annular part is stepped, the present scheme performs auxiliary clamping through the third clamping component, and the workpiece welding clamping tooling designed in the present scheme has better working flexibility and adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structural connection between the support seat and the welding clamping auxiliary mechanism of the present invention;

[0022] Figure 2 for Figure 1 A magnified schematic diagram of the structural connection at center A;

[0023] Figure 3 It is a top view of the connection of the carrier box frame structure of the present invention;

[0024] Figure 4 for Figure 3 A magnified schematic diagram of the structural connection at B in the middle;

[0025] Figure 5 This is a bottom view of the connection of the carrier box frame structure of the present invention;

[0026] Figure 6 It is a top view of the structural connection of the first clamping assembly of the present invention;

[0027] Figure 7 for Figure 6 A magnified schematic diagram of the structural connection at C in the middle;

[0028] Figure 8 A bottom view of the first clamping assembly structure of the present invention;

[0029] Fig. 9 An exploded top view of the second clamping assembly structure connection of the present invention;

[0030] Fig.10 An exploded bottom view of the second clamping assembly structure of the present invention;

[0031] Fig.11 It is an exploded top view of the third clamping assembly structure connection of the present invention;

[0032] Fig.12 for Fig.11 The enlarged schematic diagram of the structural connection at D in the middle;

[0033] Fig.13 This is a schematic diagram of the bottom side of the loading plate structure connection of the present invention;

[0034] Fig.14 It is a schematic diagram of the explosion connection of the arc-shaped support structure of the present invention.

[0035] In the figure: support seat 1, rotating table 2, positioning card seat 3, carrying box frame 4, fixed side plate 401, extension plate body 402, limiting slide groove 403, rectangular through groove 404, electric control telescopic rod 405, support rod body 406, carrying plate 407, loading slot body 408, loading threaded groove 409, welding clamping auxiliary mechanism first clamping assembly first clamping block 501, arc auxiliary surface 502, anti-slip card strip 503, first loading card plate 504, first auxiliary through groove 505, fixed threaded pin 6, second clamping assembly second clamping block 701, second auxiliary through groove 702, second loading card plate 70 3. Accommodating cavity 704, connecting through hole 705, positioning plate 706, auxiliary spring 707, clamping auxiliary block 708, fixing hole 709, connecting threaded pin 801, internal thread fastening cap 802, third clamping assembly loading plate 901, vertical baffle 902, third loading card plate 903, third auxiliary through groove 904, connecting slide rail 905, circular hole body 906, sliding block 907, fastening screw groove 908, positioning screw 909, threaded cylinder 910, plug-in slot body 911, internal thread regulating cylinder 912, rotating auxiliary strip 913, plug-in strip body 914, arc-shaped support body 915. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present invention are described clearly and completely below. The embodiments of the present invention and all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0037] See also Figure 1-Figure 14 A vertical automatic surfacing welding device for ship maintenance includes a support base 1, a rotating table 2, a positioning card base 3, a carrying box frame 4 and a welding clamping auxiliary mechanism.

[0038] A rotating table 2 is arranged on the support seat 1, and a positioning card seat 3 is arranged on the rotating table 2; a carrying box frame 4 is also arranged on the rotating table 2, and the carrying box frame 4 is arranged at the side position of the positioning card seat 3, and the carrying box frame 4 is connected to the welding clamping auxiliary mechanism;

[0039] Here, a fixed side plate 401 is fixedly provided on the bottom side of the carrying box frame 4, and the fixed side plate 401 is fixed to the rotating table 2 by screws, and an extension plate body 402 is fixedly provided at one end of the carrying box frame 4, and a limiting slide groove 403 is provided on the top of the carrying box frame 4, and the limiting slide groove 403 extends into the extension plate body 402; a rectangular through groove 404 is also provided on the top of the carrying box frame 4, one side of the rectangular through groove 404 is connected with the limiting slide groove 403, and the other side of the rectangular through groove 404 is connected with the inner cavity of the carrying box frame 4, and an electric control telescopic rod 405 is fixedly provided in the inner cavity of the carrying box frame 4, and a support rod body 406 is fixedly provided at one end of the electric control telescopic rod 405, and one end of the support rod body 406 extends into the limiting slide groove 403, and a carrying plate member 407 is fixedly provided at the end, and a loading slot body 408 is provided on the top of the carrying plate member 407, and a loading threaded groove 409 is provided in the loading slot body 408.

[0040] In order to adapt to the clamping of various workpieces, the welding clamping auxiliary mechanism designed in this scheme includes a first clamping component, a second clamping component and a third clamping component, and all three can be connected to the supporting plate 407, that is, they can be replaced according to different workpiece clamping requirements, with higher work efficiency. After the shaft workpiece is clamped by the positioning holder 3, the set welding clamping auxiliary mechanism can further assist in clamping the shaft workpiece body to provide better stability, thereby ensuring its processing quality; and the welding clamping auxiliary mechanism can also provide an auxiliary support and stabilization effect on the accessories on the shaft workpiece.

[0041] A first loading card plate 504 is fixedly provided at the bottom end of the first clamping block 501 in the first clamping assembly, a first auxiliary through groove 505 is provided in the first clamping block 501, and the first auxiliary through groove 505 extends into the first loading card plate 504, an end face of one end of the first clamping block 501 is provided with an arc-shaped auxiliary surface 502, and an anti-slip clamping strip 503 is fixedly provided on the arc-shaped auxiliary surface 502; the first loading card plate 504 is adapted to be clamped with the loading slot body 408, and the first clamping block 501 is fixed by a fixed threaded pin 6, wherein the electric-controlled telescopic rod 405 pushes the supporting rod body 406 and thereby drives the first clamping block 501 to move, clamps the side wall of the workpiece, and provides a clamping auxiliary effect for the side surface of the shaft workpiece body or the annular accessory.

[0042] In order to further improve its clamping stability, the present solution also arranges an anti-slip strip 503 on the arc-shaped auxiliary surface 502, and the anti-slip strip 503 is symmetrically arranged on the arc-shaped auxiliary surface 502, and the anti-slip strip 503 is inclined; after the arc-shaped surface is squeezed and clamped, the symmetrical and inclined anti-slip strip 503 can provide a function equivalent to a barb, providing certain help for its stability.

[0043] When the fixture on the shaft workpiece is a gear, the present solution provides a certain clamping stability by setting up a second clamping assembly, wherein the second clamping assembly includes a second clamping block 701, a second auxiliary through groove 702, a second loading card plate 703, an accommodating cavity 704, a connecting through hole 705, a positioning plate 706, an auxiliary spring 707, a clamping auxiliary card block 708, a fixing hole 709, a connecting threaded pin 801 and an internal threaded fastening cap 802; a second loading card plate 703 is fixedly provided at the bottom end of the second clamping block 701, a second auxiliary through groove 702 is provided in the second clamping block 701, and one end of the second auxiliary through groove 702 extends to the second loading card plate 70 3, the second loading card plate 703 is also adapted to be snap-fitted with the loading slot body 408; an accommodating cavity 704 is equidistantly arranged at one end of the second clamping block 701, a connecting through hole 705 is arranged through the second clamping block 701, and the connecting through hole 705 is connected to the accommodating cavity 704, a fixing hole 709 is arranged through the positioning plate 706, and an auxiliary spring 707 is symmetrically fixed on the side wall of the positioning plate 706, and the other end of the auxiliary spring 707 is fixedly arranged at one end of the clamping auxiliary card block 708; the connecting threaded pin 801 is adapted to be plugged into the connecting through hole 705, and one end of the connecting threaded pin 801 is threadedly connected to the internal thread fastening cap 802.

[0044] When assisting in the clamping of gear-type accessories, the second clamping block 701 is moved under the push of the electrically-controlled telescopic rod 405, so that the clamping auxiliary clamping block 708 equidistantly arranged at one end of the second clamping block 701 is clamped with the teeth at the corresponding position on the side of the gear, thereby avoiding the possibility of circumferential displacement of the workpiece. The second clamping block 701 is also clamped with the loading threaded groove 409 through the second loading clamping plate 703, and then connected and fixed by the fixing threaded pin 6, which is convenient for disassembly and operation.

[0045] In order to further improve the flexibility of use of the second clamping assembly, the present scheme makes the clamping auxiliary block 708 detachable, that is, the clamping auxiliary block 708 is placed in the accommodating cavity 704 at one end of the second clamping block 701, and the positioning plate 706 is made to be in close contact with the bottom end of the accommodating cavity 704. At the same time, the fixing hole 709 set in the positioning plate 706 is aligned with the connecting through hole 705 in the second clamping block 701, and then the connecting threaded pin 801 is inserted from one end of the connecting through hole 705, and then passes through the fixing holes 709 in each positioning plate 706 in turn, and finally extends out from the other end of the connecting through hole 705, and finally is fastened and connected through the internal thread fastening cap 802, and the installation of the clamping auxiliary block 708 is completed, and the operation is convenient.

[0046] When the shaft accessories are multiple annular components and the ends of the annular components are stepped, the present scheme performs auxiliary clamping through a third clamping assembly, which includes a loading plate body 901, a vertical baffle plate 902, a third loading card plate 903, a third auxiliary through slot 904, a connecting slide rail 905, a circular hole body 906, a sliding block 907, a fastening screw groove 908, a positioning screw 909, a threaded cylinder 910, a plug-in slot body 911, an internal thread regulating cylinder 912, a rotating auxiliary strip 913, a plug-in strip body 914 and an arc-shaped support body 915; a vertical baffle plate 902 is fixedly provided on the top of one end of the loading plate body 901, and a third loading card plate 903 is fixedly provided on the bottom end of the loading plate body 901, and the third loading card plate 903 is also adapted to be clamped with the loading slot body 408, and a third auxiliary through slot 904 is provided in the vertical baffle plate 902, and the third auxiliary through slot 904 runs through the vertical baffle plate 902 and the loading plate The connecting rail 905 is fixedly provided on the loading plate body 901, and a circular hole body 906 is equidistantly provided on one side of the connecting rail 905, a sliding block 907 is slidingly provided in the connecting rail 905, a fastening screw groove 908 is provided on one side of the sliding block 907, and the sliding block 907 is positioned by a positioning screw 909; the sliding block 907 is fixedly provided at the bottom end of the threaded cylinder 910, a plug-in slot body 911 is provided in the threaded cylinder 910, and the slot shape of the plug-in slot body 911 is set to be square, the threaded cylinder 910 is threadedly connected with the internal thread regulating cylinder 912, and the outer wall of the internal thread regulating cylinder 912 is equidistantly provided with a rotating auxiliary strip 913, and an arc-shaped support body 915 is fixedly provided at the top of the plug-in strip body 914, and the plug-in strip body 914 is plugged in the plug-in slot body 911.

[0047] The arc-shaped support bodies 915 can be provided in multiple numbers, and the heights of the multiple arc-shaped support bodies 915 can be adjusted to make them present a stepped shape, so as to facilitate the auxiliary clamping of the stepped accessories, that is, they can be adjusted by the provided internal threaded adjustment tube 912, and the spacing between adjacent arc-shaped support bodies 915 can also be adjusted, so that they have better working flexibility and adaptability, that is, the position is adjusted by sliding the sliding block 907 in the connecting slide rail 905, and then fixed by the positioning screw 909 after adjustment.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vertical automatic surfacing equipment for ship maintenance, characterized in that: It comprises a support seat (1), a rotating platform (2), a positioning clamping seat (3), a carrying box frame (4) and a welding clamping auxiliary mechanism; The support seat (1) is provided with a rotating platform (2), and the rotating platform (2) is provided with a positioning seat (3); The rotating table (2) is also provided with a carrying box frame (4), and the carrying box frame (4) is arranged at a side position of the positioning card seat (3), and the carrying box frame (4) is connected to the welding clamping auxiliary mechanism; A fixed side plate (401) is fixedly provided on the bottom side of the carrying box frame (4), and the fixed side plate (401) is fixed to the rotating table (2) by screws, and an extension plate body (402) is fixedly provided on one end of the carrying box frame (4), and a limiting slide groove (403) is provided on the top of the carrying box frame (4), and the limiting slide groove (403) extends into the extension plate body (402).

2. The vertical automatic surfacing equipment for ship maintenance according to claim 1 is characterized by: The top of the carrying box frame (4) is also provided with a rectangular through groove (404), one side of the rectangular through groove (404) is connected with the limiting sliding groove (403), and the other side of the rectangular through groove (404) is connected with the inner cavity of the carrying box frame (4), an electric control telescopic rod (405) is fixedly arranged in the inner cavity of the carrying box frame (4), one end of the electric control telescopic rod (405) is fixedly arranged with a support rod body (406), one end of the support rod body (406) extends into the limiting sliding groove (403), and a carrying plate (407) is fixedly arranged at the end, and a loading slot body (408) is arranged at the top of the carrying plate (407), and a loading threaded groove (409) is arranged in the loading slot body (408).

3. The vertical automatic surfacing equipment for ship maintenance according to claim 1 is characterized by: The welding clamping auxiliary mechanism comprises a first clamping component, which comprises a first clamping block (501), an arc-shaped auxiliary surface (502), an anti-slip strip (503), a first loading card plate (504) and a first auxiliary through groove (505); the first loading card plate (504) is fixedly arranged at the bottom end of the first clamping block (501), a first auxiliary through groove (505) is arranged in the first clamping block (501), and the first auxiliary through groove (505) extends into the first loading card plate (504), an arc-shaped auxiliary surface (502) is arranged on the end surface of one end of the first clamping block (501), and an anti-slip strip (503) is fixedly arranged on the arc-shaped auxiliary surface (502).

4. The vertical automatic surfacing equipment for ship maintenance according to claim 3 is characterized by: The first loading card plate (504) is adapted to be clamped with the loading slot body (408), the first clamping block (501) is fixed by a fixed threaded pin (6), the anti-slip card strip (503) is symmetrically arranged on the arc-shaped auxiliary surface (502), and the anti-slip card strip (503) is inclined.

5. The vertical automatic surfacing equipment for ship maintenance according to claim 1 is characterized by: The welding clamping auxiliary mechanism also includes a second clamping assembly, which includes a second clamping block (701), a second auxiliary through groove (702), a second loading card plate (703), a accommodating cavity (704), a connecting through hole (705), a positioning plate (706), an auxiliary spring (707), a clamping auxiliary card block (708), a fixing hole (709), a connecting threaded pin (801) and an internal threaded fastening cap (802); a second loading card plate (703) is fixedly provided at the bottom end of the second clamping block (701), a second auxiliary through groove (702) is provided in the second clamping block (701), and one end of the second auxiliary through groove (702) extends into the second loading card plate (703), and the second loading card plate (703) is also adapted to be clamped with the loading slot body (408).

6. The vertical automatic surfacing equipment for ship maintenance according to claim 5 is characterized by: An accommodating cavity (704) is equidistantly arranged at one end of the second clamping block (701), the connecting through hole (705) is arranged through the second clamping block (701), and the connecting through hole (705) is connected to the accommodating cavity (704), a fixing hole (709) is arranged through the positioning plate (706), and an auxiliary spring (707) is symmetrically fixed on the side wall of the positioning plate (706), and the other end of the auxiliary spring (707) is fixedly arranged on one end of the clamping auxiliary block (708).

7. The vertical automatic surfacing welding equipment for ship maintenance according to claim 5 is characterized by: The connecting threaded pin (801) is adapted to be plugged into the connecting through hole (705), and one end of the connecting threaded pin (801) is threadedly connected to the internal thread fastening cap (802).

8. The vertical automatic surfacing equipment for ship maintenance according to claim 1 is characterized by: The welding clamping auxiliary mechanism also includes a third clamping assembly, which includes a loading plate body (901), a vertical baffle (902), a third loading clamping plate (903), a third auxiliary through slot (904), a connecting slide rail (905), a circular hole body (906), a sliding block (907), a fastening screw groove (908), a positioning screw (909), a threaded column (910), a plug-in slot body (911), an internal thread regulating cylinder (912), a rotating auxiliary strip (913), a plug-in strip body (914) and an arc support A support body (915); a vertical baffle (902) is fixedly provided on the top of one end of the loading plate body (901); a third loading card plate (903) is fixedly provided on the bottom end of the loading plate body (901); the third loading card plate (903) is also adapted to be snap-connected with the loading slot body (408); a third auxiliary through groove (904) is provided in the vertical baffle (902); the third auxiliary through groove (904) runs through the vertical baffle (902) and the loading plate body (901), and extends into the third loading card plate (903).

9. The vertical automatic surfacing welding equipment for ship maintenance according to claim 8, characterized in that: The connecting slide rail (905) is fixedly arranged on the loading plate body (901), and circular holes (906) are equidistantly arranged on one side of the connecting slide rail (905), a sliding block (907) is slidably arranged in the connecting slide rail (905), a fastening screw groove (908) is arranged on one side of the sliding block (907), and the sliding block (907) is positioned by a positioning screw (909).

10. The vertical automatic surfacing equipment for ship maintenance according to claim 8, characterized in that: The sliding block (907) is fixedly arranged at the bottom end of the threaded cylinder (910), and a plug-in slot (911) is arranged in the threaded cylinder (910). The slot shape of the plug-in slot (911) is arranged to be square. The threaded cylinder (910) is threadedly connected with the internal thread regulating cylinder (912) in a matching manner. The outer wall of the internal thread regulating cylinder (912) is equidistantly provided with rotation auxiliary strips (913). The top end of the plug-in strip (914) is fixedly provided with an arc-shaped support body (915), and the plug-in strip (914) is matched and plugged in the plug-in slot (911).

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