Hoisting tool for ship accessory machining and manufacturing method of hoisting tool

Abstract

The invention relates to the technical field of ship accessory machining, and discloses a hoisting tool for ship accessory machining and a manufacturing method thereof.The hoisting tool comprises a transverse frame and a steel plate, a square pipe structure is welded to the bottom of the steel plate, a U-shaped connecting plate is welded to the top of the steel plate, a sliding groove is formed in the front face of the transverse frame, and a first connecting rod is inserted into the top end of the U-shaped connecting plate; the first connecting rod penetrates through the interior of the sliding groove, the front end and the rear end of the first connecting rod are both sleeved with first nuts in a threaded mode, and a square pipe structure and an installation plate are arranged and used for being connected with the ship accessory, that is, the ship accessory, the square pipe structure and the installation plate are connected together through threaded holes in the square pipe structure and the installation plate; the first lifting ring assembly is arranged to be used for lifting equipment to lift the transverse frame, the first connecting rods can slide along the sliding grooves, the positions of the steel plates can be adjusted, then the square tube structures on the left steel plate and the right steel plate can be connected with the ship accessories, and the connecting stability of the ship accessories is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of ship accessory processing, in particular to a hoisting tool for ship accessory processing and a manufacturing method thereof. Background Art

[0002] At the beginning of 2023, the accessories of 62000T heavy-lift vessels became the main production task of the machining workshop. This series of vessels has many supporting boxes and accessories, and the processing procedures are complicated, which brings great difficulties to production. The large number of each workpiece and the heavy weight also bring great troubles to the lifting. In order to make the production go smoothly and improve the lifting efficiency, it is necessary to improve the conventional lifting tooling. Summary of the invention

[0003] The object of the present invention is to provide a lifting tool for processing ship accessories and a manufacturing method thereof, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a hoisting tool for processing ship accessories, comprising a cross frame and a steel plate, a square tube structure is welded to the bottom of the steel plate, a U-shaped connecting plate is welded to the top of the steel plate, a slide groove is provided on the front of the cross frame, a connecting rod is plugged into the top of the U-shaped connecting plate, the connecting rod passes through the slide groove, a nut is threadedly sleeved on the front and rear ends of the connecting rod, a lifting ring assembly is fixedly installed on the top of the cross frame, the length of the steel plate is greater than the length of the square tube structure, and the square tube structure is close to one end of the steel plate; The square tube structure is formed by welding two Z-shaped steel components. A mounting plate is fixedly mounted on the inner wall of the square tube structure. A plurality of threaded holes are provided on the mounting plate and the outer wall of the square tube structure.

[0005] Furthermore, an arc-shaped groove is provided on the front side of the cross frame, and a plurality of the arc-shaped grooves are provided and are evenly spaced on the cross frame. A connecting rod 2 is inserted into the inner wall of the U-shaped connecting plate, and the connecting rod 2 passes through the arc-shaped groove. The front and rear ends of the connecting rod 2 are both threadedly sleeved with nuts 2.

[0006] Furthermore, the lifting ring assembly 1 includes a horizontal lifting ring 1 and a vertical lifting ring 1. The specifications of the horizontal lifting ring 1 and the vertical lifting ring 1 are the same. There are two horizontal lifting rings and two vertical lifting rings, and they are symmetrically arranged on the horizontal frame.

[0007] Furthermore, two U-shaped connecting plates are provided on the top of the steel plate, one of which is close to the edge of the steel plate, and the other is close to the center of the steel plate.

[0008] Furthermore, the front and rear ends of the connecting rod 1 are threadedly sleeved with nuts 3, the nut 3 is close to the nut 1, and elastic gaskets are arranged between the nut 3 and the nut 1 and between the nut 2 and the U-shaped connecting plate.

[0009] Furthermore, two cross frames are provided, a Z-shaped holder is welded on the top of the cross frame, the Z-shaped holder is fixedly connected to a connecting frame by bolts, the connecting frame is fixedly connected to the Z-shaped holders on the two cross frames at the same time, two connecting frames are provided, a center frame is welded between the two connecting frames, and a second lifting ring assembly is fixedly installed on the top of the center frame.

[0010] Furthermore, the second lifting ring assembly includes a second transverse lifting ring and a second vertical lifting ring. The specifications of the second transverse lifting ring and the second vertical lifting ring are the same. There are two of each of the second transverse lifting ring and the second vertical lifting ring, and they are symmetrically arranged on the center frame.

[0011] Furthermore, extension blocks are welded to the left and right ends of the central frame, the extension blocks are inserted into the connecting frame, and the extension blocks and the connecting frame are welded together.

[0012] A method for manufacturing a lifting tool for processing ship accessories comprises the following steps: S1. Select three specifications of I-beams, one for the horizontal frame, one for the connecting frame, and one for the center frame; S2. Select two specifications of Z-shaped steel components, one for splicing into square tube structure, and the other for Z-shaped bracket; S3. Grind the outer surfaces of I-beams and Z-beams; S4. Open threaded holes on the square tube structure, mounting plate, Z-shaped holder, and connecting frame; S5, cutting and drilling the slide groove and arc groove on the cross frame; S6. Select a U-shaped connecting plate with the same size as the steel plate and weld the U-shaped connecting plate to the top of the steel plate; S7, clamp the U-shaped connecting plate on the horizontal frame, then pass the connecting rod 1 through the U-shaped connecting plate and the slide groove, and screw nuts 1 on the front and rear ends of the connecting rod 1; S8. Insert the front and rear ends of the connecting frame into the front and rear Z-shaped holders and tighten the bolts to secure them. S9, align the extension block with the groove on the connecting frame, then push the center frame to move so that the center frame is aligned with the center of the connecting frame, and weld the extension block, the center frame and the connecting frame together; S10, weld the mounting plate to the inner wall of the square tube structure, then weld the top of the square tube structure to the bottom of the steel plate, weld extension blocks to the left and right ends of the center frame, weld lifting ring assembly 1 to the top of the cross frame, and weld lifting ring assembly 2 to the top of the center frame.

[0013] Furthermore, in step S7, after screwing on nut one, an elastic gasket is sleeved on the end of connecting rod one and then nut three is screwed on. In step S6, when welding the U-shaped connecting plate, the U-shaped connecting plate needs to be separated, with one U-shaped connecting plate close to the end of the steel plate and the other U-shaped connecting plate close to the center of the steel plate. In step S10, when welding the square tube structure, the square tube structure is close to one end of the steel plate, and the square tube structure and the U-shaped connecting plate are close to different ends of the steel plate respectively.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. A square tube structure and a mounting plate are provided for connecting the ship accessories, that is, the ship accessories are connected with the square tube structure and the mounting plate through the threaded holes on the square tube structure and the mounting plate, and a lifting ring assembly is provided for lifting the cross frame with the lifting equipment. Since the connecting rod can slide along the slide groove, the position of the steel plate can be adjusted, so that the square tube structures on the left and right steel plates can be connected with the ship accessories, ensuring the stability of the connection to the ship accessories; 2. When hoisted to the processing equipment, the surface of the ship accessories that does not contact the steel plate and square tube structure can be directly bored and milled without dismantling. Two Z-shaped steel components are set on the square tube structure to facilitate the opening of threaded holes on the square tube structure and the welding of the mounting plate on the square tube structure, thereby improving the processing efficiency. Because the mounting plate is located inside the square tube structure, when there is a protrusion on the ship accessories, the protrusion can be extended into the square tube structure, which can further improve the fixing effect of the ship accessories; 3. After sliding the U-shaped connecting plate left and right to adjust the position of the steel plate, just insert the second connecting rod into the U-shaped connecting plate and pass it through the arc groove, and then screw on the second nut to limit the U-shaped connecting plate. Because the second arc-shaped lifting ring assembly is used to limit the second connecting rod, the U-shaped connecting plate can be adjusted to a certain angle relative to the cross frame, thereby ensuring that the steel plate and the square tube structure can better contact with the ship accessories; 4. Two cross frames are set up for lifting two ship accessories at the same time to improve the lifting efficiency. The Z-type holder and the connecting frame are connected by bolts, so that the connecting frame and the Z-type holder are detachable. The left and right connecting frames are connected by the center frame, so that the two cross frames, the two connecting frames and the center frame form a whole. When lifting, you only need to pass the hook of the lifting equipment through the lifting ring assembly 2 on the center frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of Embodiment 1 of the present invention; Figure 2 It is a structural schematic diagram of the horizontal frame of the present invention; Figure 3 It is a structural schematic diagram of the steel plate and the U-shaped connecting plate of the present invention; Figure 4 It is a structural schematic diagram of the steel plate and square tube structure of the present invention; Figure 5 It is a structural schematic diagram of a U-shaped leveling board of the present invention; Figure 6 It is a structural schematic diagram of a connecting rod 1 and a nut 1 of the present invention; Figure 7 It is a structural schematic diagram of the square tube structure and the mounting plate of the present invention; Figure 8 This is a schematic diagram of the structure of Embodiment 2 of the present invention; Fig. 9 It is a structural schematic diagram of the center frame, the connecting frame and the Z-shaped holder of the present invention; Fig.10 It is a schematic structural diagram of the center frame, the connecting frame and the extension block of the present invention.

[0016] In the figure: 1. horizontal frame; 2. lifting ring assembly 1; 201. horizontal lifting ring 1; 202. vertical lifting ring 1; 3. steel plate; 4. square tube structure; 5. U-shaped connecting plate; 6. connecting rod 1; 7. nut 1; 8. slide groove; 9. arc groove; 10. connecting rod 2; 11. nut 2; 12. nut 3; 13. elastic gasket; 14. mounting plate; 15. Z-shaped holder; 16. connecting frame; 17. center frame; 18. extension block; 19. lifting ring assembly 2; 1901. horizontal lifting ring 2; 1902. vertical lifting ring 2. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] Embodiment 1 See also Figure 1-Figure 7 The present invention provides a technical solution: a hoisting tool for processing ship accessories, comprising a cross frame 1, a steel plate 3, a square tube structure 4 is welded at the bottom of the steel plate 3, a U-shaped connecting plate 5 is welded at the top of the steel plate 3, a slide groove 8 is opened on the front of the cross frame 1, a connecting rod 6 is inserted at the top of the U-shaped connecting plate 5, the connecting rod 6 passes through the slide groove 8, the front and rear ends of the connecting rod 6 are threaded with nuts 7, a lifting ring assembly 2 is fixedly installed on the top of the cross frame 1, the length of the steel plate 3 is greater than the length of the square tube structure 4, and the square tube structure 4 is close to one end of the steel plate 3; The square tube structure 4 is welded by two Z-shaped steel members. A mounting plate 14 is fixedly installed on the inner wall of the square tube structure 4. A plurality of threaded holes are provided on the outer walls of the mounting plate 14 and the square tube structure 4. The U-shaped connecting plate 5 is connected to the cross frame 1 through a connecting rod 6 and a slide groove 8, and then the steel plate 3 is connected to the cross frame 1. The square tube structure 4 and the mounting plate 14 are provided to connect the ship accessories, that is, the ship accessories are connected to the square tube structure 4 and the mounting plate 14 through the threaded holes on the square tube structure 4 and the mounting plate 14. A lifting ring assembly 2 is provided to lift the cross frame 1 by lifting equipment. Because the connecting rod 6 can slide along the slide groove 8, the position of the steel plate 3 It can be adjusted so that the square tube structures 4 on the left and right steel plates 3 can be connected to the ship accessories, ensuring the stability of the connection to the ship accessories. When hoisted to the processing equipment, the surface of the ship accessories that are not in contact with the steel plates 3 and the square tube structures 4 can be directly bored and milled without dismantling. The square tube structure 4 is provided with two Z-shaped steel components, which is convenient for opening threaded holes on the square tube structure 4 and welding the mounting plate 14 to the square tube structure 4, thereby improving the processing efficiency. Because the mounting plate 14 is located inside the square tube structure 4, when there is a protrusion on the ship accessories, the protrusion can be extended into the square tube structure 4, which can further improve the fixing effect of the ship accessories. The front of the cross frame 1 is provided with an arc groove 9, and there are multiple arc grooves 9, which are evenly spaced on the cross frame 1. The inner wall of the U-shaped connecting plate 5 is plugged with a connecting rod 2 10, and the connecting rod 2 10 passes through the arc groove 9. The front and rear ends of the connecting rod 2 10 are threaded with nuts 2 11. After sliding the U-shaped connecting plate 5 left and right to adjust the position of the steel plate 3, it is only necessary to insert the connecting rod 2 10 into the U-shaped connecting plate 5 and then pass through the arc groove 9, and then screw on the nuts 2 11 to limit the U-shaped connecting plate 5. In addition, because the arc-shaped lifting ring assembly 2 19 is used to limit the connecting rod 2 10, the U-shaped connecting plate 5 can be adjusted to a certain angle relative to the cross frame 1, thereby ensuring that the steel plate 3 and the square tube structure 4 can better contact with the ship accessories; The lifting ring assembly 2 includes a horizontal lifting ring 201 and a vertical lifting ring 202. The horizontal lifting ring 201 and the vertical lifting ring 202 have the same specifications. Two horizontal lifting rings 201 and two vertical lifting rings 202 are provided, and are symmetrically arranged on the horizontal frame 1. The horizontal lifting ring 201 and the vertical lifting ring 202 are vertically centered, so that the lifting equipment is allowed to be in the front and rear or left and right directions of the lifting tooling during lifting. There are two U-shaped connecting plates 5 on the top of the steel plate 3, one of which is close to the edge of the steel plate 3, and the other is close to the center of the steel plate 3, so that after the ship accessories are fixed, the ship accessories can drive the steel plate 3 and the square tube structure 4 to tilt, so that the connection lines between the left and right steel plates 3 and the ship accessories and the lower surface of the cross frame 1 form a triangle, making the whole more stable; Nut three 12 is threadedly sleeved at the front and rear ends of the connecting rod 1 6, and the nut three 12 is close to the nut one 7. Elastic gaskets 13 are arranged between the nut three 12 and the nut one 7, and between the nut two 11 and the U-shaped connecting plate 5, so as to increase the connection stability between the nut one 7 and the nut three 12, and the connection stability between the nut two 11 and the connecting rod two 10.

[0019] Working principle: When in use, remove the U-shaped connecting plate 5 from the cross frame 1, then lean the steel plate 3 and the square tube structure 4 against the ship accessories, use bolts to connect the ship accessories to the square tube structure 4 and the mounting plate 14, and then clamp the U-shaped connecting plate 5 on the cross frame 1, and adjust the position of the cross frame 1 left and right so that at least one U-shaped connecting plate 5 on the steel plate 3 is aligned with the arc groove 9, and then insert the connecting rod 1 6 and the connecting rod 2 10 into the U-shaped connecting plate 5, and then pass through the slide groove 8 and the arc groove 9 respectively, screw on the nut 1 7, the nut 2 11, and the nut 3 12 to complete the connection between the U-shaped connecting plate 5 and the cross frame 1, and pass the hook of the lifting equipment through the horizontal lifting ring 1 201 or the vertical lifting ring 1 202, and then the lifting can be carried out.

[0020] Embodiment 2 See also Figure 1-Figure 10 The present invention provides a technical solution: a hoisting tool for processing ship accessories, comprising a cross frame 1, a steel plate 3, a square tube structure 4 is welded at the bottom of the steel plate 3, a U-shaped connecting plate 5 is welded at the top of the steel plate 3, a slide groove 8 is opened on the front of the cross frame 1, a connecting rod 6 is inserted at the top of the U-shaped connecting plate 5, the connecting rod 6 passes through the slide groove 8, the front and rear ends of the connecting rod 6 are threaded with nuts 7, a lifting ring assembly 2 is fixedly installed on the top of the cross frame 1, the length of the steel plate 3 is greater than the length of the square tube structure 4, and the square tube structure 4 is close to one end of the steel plate 3; The square tube structure 4 is welded by two Z-shaped steel members. A mounting plate 14 is fixedly installed on the inner wall of the square tube structure 4. A plurality of threaded holes are provided on the outer walls of the mounting plate 14 and the square tube structure 4. The U-shaped connecting plate 5 is connected to the cross frame 1 through a connecting rod 6 and a slide groove 8, and then the steel plate 3 is connected to the cross frame 1. The square tube structure 4 and the mounting plate 14 are provided to connect the ship accessories, that is, the ship accessories are connected to the square tube structure 4 and the mounting plate 14 through the threaded holes on the square tube structure 4 and the mounting plate 14. A lifting ring assembly 2 is provided to lift the cross frame 1 by lifting equipment. Because the connecting rod 6 can slide along the slide groove 8, the position of the steel plate 3 It can be adjusted so that the square tube structures 4 on the left and right steel plates 3 can be connected to the ship accessories, ensuring the stability of the connection to the ship accessories. When hoisted to the processing equipment, the surface of the ship accessories that are not in contact with the steel plates 3 and the square tube structures 4 can be directly bored and milled without dismantling. The square tube structure 4 is provided with two Z-shaped steel components, which is convenient for opening threaded holes on the square tube structure 4 and welding the mounting plate 14 to the square tube structure 4, thereby improving the processing efficiency. Because the mounting plate 14 is located inside the square tube structure 4, when there is a protrusion on the ship accessories, the protrusion can be extended into the square tube structure 4, which can further improve the fixing effect of the ship accessories. The front of the cross frame 1 is provided with an arc groove 9, and there are multiple arc grooves 9, which are evenly spaced on the cross frame 1. The inner wall of the U-shaped connecting plate 5 is plugged with a connecting rod 2 10, and the connecting rod 2 10 passes through the arc groove 9. The front and rear ends of the connecting rod 2 10 are threaded with nuts 2 11. After sliding the U-shaped connecting plate 5 left and right to adjust the position of the steel plate 3, it is only necessary to insert the connecting rod 2 10 into the U-shaped connecting plate 5 and then pass through the arc groove 9, and then screw on the nuts 2 11 to limit the U-shaped connecting plate 5. In addition, because the arc-shaped lifting ring assembly 2 19 is used to limit the connecting rod 2 10, the U-shaped connecting plate 5 can be adjusted to a certain angle relative to the cross frame 1, thereby ensuring that the steel plate 3 and the square tube structure 4 can better contact with the ship accessories; The lifting ring assembly 2 includes a horizontal lifting ring 201 and a vertical lifting ring 202. The horizontal lifting ring 201 and the vertical lifting ring 202 have the same specifications. Two horizontal lifting rings 201 and two vertical lifting rings 202 are provided, and are symmetrically arranged on the horizontal frame 1. The horizontal lifting ring 201 and the vertical lifting ring 202 are vertically centered, so that the lifting equipment is allowed to be in the front and rear or left and right directions of the lifting tooling during lifting. There are two U-shaped connecting plates 5 on the top of the steel plate 3, one of which is close to the edge of the steel plate 3, and the other is close to the center of the steel plate 3, so that after the ship accessories are fixed, the ship accessories can drive the steel plate 3 and the square tube structure 4 to tilt, so that the connection lines between the left and right steel plates 3 and the ship accessories and the lower surface of the cross frame 1 form a triangle, making the whole more stable; Nuts 3 12 are provided on the threaded sleeves at the front and rear ends of the connecting rod 1 6. Nut 3 12 is close to nut 1 7. Elastic gaskets 13 are provided between nut 3 12 and nut 1 7, and between nut 2 11 and the U-shaped connecting plate 5, so as to increase the connection stability between nut 1 7 and nut 3 12, and between nut 2 11 and connecting rod 2 10; Two cross frames 1 are provided, a Z-shaped holder 15 is welded on the top of the cross frame 1, the Z-shaped holder 15 is fixedly connected with a connecting frame 16 by bolts, and the connecting frame 16 is fixedly connected to the Z-shaped holders 15 on the two cross frames 1 at the same time, and two connecting frames 16 are provided, a center frame 17 is welded between the two connecting frames 16, and a lifting ring assembly 2 19 is fixedly installed on the top of the center frame 17. Two cross frames 1 are provided for simultaneously lifting two ship accessories to improve the lifting efficiency, and the Z-shaped holder 15 and the connecting frame 16 are connected by bolts, so that the connecting frame 16 and the Z-shaped holder 15 are detachable, and the left and right connecting frames 16 are connected by the center frame 17, so that the two cross frames 1, the two connecting frames 16 and the center frame 17 form a whole, and when lifting, it is only necessary to pass the lifting hook of the lifting equipment through the lifting ring assembly 2 19 on the center frame 17; The lifting ring assembly 19 includes a horizontal lifting ring 1901 and a vertical lifting ring 1902. The horizontal lifting ring 1901 and the vertical lifting ring 1902 have the same specifications. Two horizontal lifting rings 1901 and two vertical lifting rings 1902 are provided, and are symmetrically arranged on the center frame 17. The horizontal lifting ring 1901 and the vertical lifting ring 1902 with a vertical central axis are used, so that the lifting equipment is allowed to be in the front and rear or left and right directions of the lifting tooling during lifting; Extension blocks 18 are welded to the left and right ends of the center frame 17. The extension blocks 18 are inserted into the connecting frame 16, and the extension blocks 18 and the connecting frame 16 are welded together. The extension blocks 18 are provided to increase the welding parts between the connecting frame 16 and the center frame 17, thereby improving the connection stability between the connecting frame 16 and the center frame 17.

[0021] Working principle: When in use, insert the front and rear ends of the connecting frame 16 into the Z-shaped holders 15 on the front and rear cross frames 1 respectively, and then use bolts to fix the Z-shaped holder 15 and the connecting frame 16, remove the U-shaped connecting plate 5 from the cross frame 1, and then lean the steel plate 3 and the square tube structure 4 against the ship accessories, use bolts to connect the ship accessories with the square tube structure 4 and the mounting plate 14, and then clamp the U-shaped connecting plate 5 on the cross frame 1, and adjust the position of the cross frame 1 left and right so that at least one U-shaped connecting plate 5 on the steel plate 3 is aligned with the arc groove 9, and then insert the connecting rod 1 6 and the connecting rod 2 10 into the U-shaped connecting plate 5, and then pass through the slide groove 8 and the arc groove 9 respectively, screw on the nut 1 7, the nut 2 11, and the nut 3 12 to complete the connection between the U-shaped connecting plate 5 and the cross frame 1, and then pass the hook of the lifting equipment through the horizontal lifting ring 2 1901 or the vertical lifting ring 2 1902 for lifting.

[0022] Embodiment 3 See also Figure 1-Figure 10 The present invention provides a technical solution: a method for manufacturing a lifting tool for processing ship accessories, comprising the following steps: S1. Select three specifications of I-beams, one for the cross frame 1, one for the connecting frame 16, and one for the center frame 17. Use finished I-beams as the main components of the tooling. Due to their special shape and material, they have high strength and can withstand large loads and strong vibrations. They can also be cut and processed according to different needs, and have high flexibility. S2. Select two specifications of Z-shaped steel components, one for splicing into the square tube structure 4, and the other for the Z-shaped holder 15. The Z-shaped steel component has high bending, shear and compression resistance and is easy to process, thereby effectively reducing the processing cost; S3. Grind the outer surface of I-beam and Z-beam components to remove surface contaminants and improve welding conditions, such as adjusting the shape and size of the welding groove to make the welding conditions more favorable; S4, threaded holes are opened on the square tube structure 4, the mounting plate 14, the Z-shaped holder 15, and the connecting frame 16; S5, cutting and drilling the slide groove 8 and the arc groove 9 on the horizontal frame 1; S6, select a U-shaped connecting plate 5 with the same size as the steel plate 3, and weld the U-shaped connecting plate 5 to the top of the steel plate 3; S7, clamp the U-shaped connecting plate 5 on the horizontal frame 1, then pass the connecting rod 6 through the U-shaped connecting plate 5 and the sliding groove 8, and screw nuts 7 on the front and rear ends of the connecting rod 6; S8, insert the front and rear ends of the connecting frame 16 into the front and rear two Z-shaped holders 15, and tighten the bolts to fix them; S9, align the extension block 18 with the groove on the connecting frame 16, and then push the center frame 17 to move so that the center frame 17 is aligned with the center of the connecting frame 16, and weld the extension block 18, the center frame 17 and the connecting frame 16 together; S10, welding the mounting plate 14 to the inner wall of the square tube structure 4, then welding the top of the square tube structure 4 to the bottom of the steel plate 3, welding the extension blocks 18 to the left and right ends of the center frame 17, welding the lifting ring assembly 1 2 to the top of the cross frame 1, and welding the lifting ring assembly 2 19 to the top of the center frame 17; In step S7, after screwing on nut 7, an elastic gasket 13 is sleeved on the end of connecting rod 6 and then nut 3 12 is screwed on to prevent nut 7 from detaching from connecting rod 6. In step S6, when welding the U-shaped connecting plate 5, the U-shaped connecting plate 5 needs to be separated, with one U-shaped connecting plate 5 close to the end of the steel plate 3 and the other U-shaped connecting plate 5 close to the center of the steel plate 3. In step S10, when welding the square tube structure 4, the square tube structure 4 is close to one end of the steel plate 3, and the square tube structure 4 and the U-shaped connecting plate 5 are respectively close to different ends on the steel plate 3, so that after the ship accessories are connected to the square tube structure 4 and the mounting plate 14, the overall center of the steel plate 3 is offset.

[0023] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present invention.

Claims

1. A lifting tool for processing ship accessories, comprising a horizontal frame (1) and a steel plate (3), characterized in that: A square tube structure (4) is welded to the bottom of the steel plate (3), a U-shaped connecting plate (5) is welded to the top of the steel plate (3), a slide groove (8) is provided on the front of the cross frame (1), a connecting rod (6) is inserted at the top of the U-shaped connecting plate (5), the connecting rod (6) passes through the slide groove (8), the front and rear ends of the connecting rod (6) are threadedly sleeved with nuts (7), a lifting ring assembly (2) is fixedly installed on the top of the cross frame (1), the length of the steel plate (3) is greater than the length of the square tube structure (4), and the square tube structure (4) is close to one end of the steel plate (3); The square tube structure (4) is formed by welding two Z-shaped steel components, a mounting plate (14) is fixedly mounted on the inner wall of the square tube structure (4), and a plurality of threaded holes are provided on the outer wall of the mounting plate (14) and the square tube structure (4).

2. The hoisting tool for processing ship accessories according to claim 1, characterized in that: The front side of the cross frame (1) is provided with an arc groove (9), and a plurality of the arc grooves (9) are provided and are evenly spaced on the cross frame (1). The inner wall of the U-shaped connecting plate (5) is plugged with a second connecting rod (10), and the second connecting rod (10) passes through the arc groove (9). The front end and the rear end of the second connecting rod (10) are both threadedly sleeved with a nut (11).

3. The hoisting tool for processing ship accessories according to claim 1, characterized in that: The lifting ring assembly 1 (2) comprises a transverse lifting ring 1 (201) and a vertical lifting ring 1 (202). The transverse lifting ring 1 (201) and the vertical lifting ring 1 (202) have the same specifications. Two transverse lifting rings 1 (201) and two vertical lifting rings 1 (202) are provided and are symmetrically arranged on the horizontal frame (1).

4. The hoisting tool for processing ship accessories according to claim 1, characterized in that: Two U-shaped connecting plates (5) are provided on the top of the steel plate (3), one of the U-shaped connecting plates (5) is close to the edge of the steel plate (3), and the other U-shaped connecting plate (5) is close to the center of the steel plate (3).

5. The hoisting tool for processing ship accessories according to claim 1, characterized in that: Nut three (12) is threadedly sleeved at the front and rear ends of the connecting rod one (6), the nut three (12) is close to the nut one (7), and elastic gaskets (13) are arranged between the nut three (12) and the nut one (7) and between the nut two (11) and the U-shaped connecting plate (5).

6. The hoisting tool for processing ship accessories according to claim 1, characterized in that: Two cross frames (1) are provided, a Z-shaped holder (15) is welded on the top of the cross frame (1), the Z-shaped holder (15) is fixedly connected to a connecting frame (16) by bolts, the connecting frame (16) is fixedly connected to the Z-shaped holders (15) on the two cross frames (1), two connecting frames (16) are provided, a center frame (17) is welded between the two connecting frames (16), and a second lifting ring assembly (19) is fixedly installed on the top of the center frame (17).

7. The hoisting tool for processing ship accessories according to claim 6, characterized in that: The second lifting ring assembly (19) comprises a second transverse lifting ring (1901) and a second vertical lifting ring (1902). The specifications of the second transverse lifting ring (1901) and the second vertical lifting ring (1902) are the same. Two of the second transverse lifting ring (1901) and the second vertical lifting ring (1902) are provided and are symmetrically arranged on the central frame (17).

8. The hoisting tool for processing ship accessories according to claim 6, characterized in that: Extension blocks (18) are welded to the left and right ends of the central frame (17); the extension blocks (18) are inserted into the connecting frame (16), and the extension blocks (18) and the connecting frame (16) are welded together.

9. A method for manufacturing a lifting tool for processing ship accessories, characterized in that: The following steps are involved: S1. Select three types of I-beams, one for the cross frame (1), one for the connecting frame (16), and one for the center frame (17); S2, selecting two specifications of Z-shaped steel components, one for splicing into a square tube structure (4), and the other for use as a Z-shaped holder (15); S3. Grind the outer surfaces of I-beams and Z-beams; S4, threaded holes are opened on the square tube structure (4), the mounting plate (14), the Z-shaped holder (15), and the connecting frame (16); S5, cutting and drilling the slide groove (8) and the arc groove (9) on the cross frame (1); S6. Select a U-shaped connecting plate (5) having the same size as the steel plate (3), and weld the U-shaped connecting plate (5) to the top of the steel plate (3); S7, clamp the U-shaped connecting plate (5) on the cross frame (1), then pass the connecting rod (6) through the U-shaped connecting plate (5) and the slide groove (8), and screw nuts (7) on the front and rear ends of the connecting rod (6); S8. Insert the front and rear ends of the connecting frame (16) into the front and rear two Z-shaped holders (15), and tighten the bolts to fix them; S9, aligning the extension block (18) with the groove on the connecting frame (16), and then pushing the center frame (17) to move so that the center frame (17) is aligned with the center of the connecting frame (16), and welding the extension block (18), the center frame (17) and the connecting frame (16) together; S10, welding the mounting plate (14) to the inner wall of the square tube structure (4), then welding the top of the square tube structure (4) to the bottom of the steel plate (3), welding extension blocks (18) to the left and right ends of the center frame (17), welding a lifting ring assembly 1 (2) to the top of the cross frame (1), and welding a lifting ring assembly 2 (19) to the top of the center frame (17).

10. The method for manufacturing a hoisting tool for processing ship accessories according to claim 9, characterized in that: In the step S7, after the nut one (7) is screwed on, an elastic gasket (13) is sleeved on the end of the connecting rod one (6) and then the nut three (12) is screwed on. In the step S6, when welding the U-shaped connecting plate (5), the U-shaped connecting plate (5) needs to be separated, with one U-shaped connecting plate (5) close to the end of the steel plate (3) and the other U-shaped connecting plate (5) close to the center of the steel plate (3). In the step S10, when welding the square tube structure (4), the square tube structure (4) is close to one end of the steel plate (3), and the square tube structure (4) and the U-shaped connecting plate (5) are close to different ends of the steel plate (3).

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