Nuclear fusion large coil AP assembly cutting and positioning tool

By designing cutting and positioning tooling for large nuclear fusion coil AP components, the problems of difficulty and low precision in AP component processing were solved, efficient and precise cutting processing was achieved, and the stability and safety of the product were ensured.

CN120619877AActive Publication Date: 2025-09-12JIANGSU XINGYE HENGRUN HEAVY IND MACHINERY CO LTD

Patent Information

Application Number
CN202511148584.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-18
Publication Date
2025-09-12
Estimated Expiration
2045-08-18

AI Technical Summary

Technical Problem

The large coil AP components in nuclear fusion devices are prone to deformation during processing. The connection between the arc and the straight section affects the product size, and the inner U-shaped groove and the cover plate groove surface are difficult to process, resulting in low processing accuracy and efficiency.

Method used

A cutting and positioning tool for large nuclear fusion coil AP components was designed, including an upper mounting tool, a lower mounting tool, an outer mounting tool and an inner mounting tool. The tool is combined with a supporting I-beam frame, a nylon block and a pressure plate assembly, and connected by multiple bolts and screws to form an enclosing chamber to achieve positioning and support of the single-piece plate, and is facilitated by the turning lugs for easy processing.

Benefits of technology

It improves the processing accuracy and efficiency of AP components, prevents workpiece deformation, ensures stability and safety during the cutting process, simplifies turning over, hoisting and auxiliary processing, and ensures the dimensional accuracy of the product.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of AP assembly cutting tools, and discloses a nuclear fusion large-scale coil AP assembly cutting positioning tool which comprises an AP splicing assembly, an AP positioning assembly, an AP positioning assembly and an AP positioning assembly. The upper mounting tool and the lower mounting tool are respectively arranged at the top and the bottom of the single-sheet plate I or the single-sheet plate II and are used for positioning and mounting the single-sheet plate I or the single-sheet plate II; the outer side mounting tool and the inner side mounting tool are arranged between the upper mounting tool and the lower mounting tool, and a coating cavity for positioning the single plate I or the single plate II is formed among the upper mounting tool, the lower mounting tool, the outer side mounting tool and the inner side mounting tool; the AP splicing assembly is disassembled into the first single plate and the second single plate to be cut and then spliced, assembled and machined, the machining process is reasonable, and the AP splicing assembly is high in machining efficiency and machining precision in cooperation with positioning of a tool.
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Description

Technical Field

[0001] The present invention relates to the technical field of AP component cutting tooling, and in particular to a cutting and positioning tooling for a large nuclear fusion coil AP component. Background Art

[0002] The large coil AP assembly in the nuclear fusion device is the core component of magnetic confinement devices such as tokamaks, mainly involving key parts such as toroidal field coils, vacuum chamber structures and blanket systems.

[0003] Some AP components are made of two welded plates. The single plate is divided into a straight section and an arc. The straight sections of the two plates are welded to form an AP component. The total length of the AP component is 15535.3mm, the width is 2668.4mm and the height is 1165.3mm. The thinnest plate is 50.2mm and the thickest is 98.3mm. The total weight is 13071kg, and the single piece weight is about 6535.5kg. Together with the tooling for fixing the AP component, the weight of a single piece of tooling is about 22,000kg, and the total weight of the single workpiece is about 30 tons.

[0004] Currently, there are still several problems when cutting AP components:

[0005] 1. Since the AP components are large, the connection between the arc and the straight section is prone to deformation, and the arc is easily affected by metal cutting and hoisting methods, which can easily affect the product size. In addition, the side of the plate is arc-shaped and the plate is relatively thin, so the processing positioning accuracy is particularly important;

[0006] 2. Due to the U-shaped groove on the inner side of the AP component, this groove is located in the straight section and the arc surface, as well as the flat processing of the cover plate groove and the clamping after turning over, multiple factors make the AP component processing very difficult. Therefore, it is urgent to use tooling to solve the turning hoisting and auxiliary processing. Summary of the Invention

[0007] Technical issues solved:

[0008] In response to the shortcomings of the existing technology, the present invention provides a cutting and positioning tool for large-scale nuclear fusion coil AP components, which is mainly used to solve the problems that the connection between the arc and the straight section of the AP component is easy to deform due to its large size, and the arc is easily affected by metal cutting and lifting methods. In addition, the side edges of the plate are arc-shaped and the plate is relatively thin, so the processing and positioning accuracy is particularly important. In addition, there is a U-shaped groove on the inner side of the AP component, this groove is at the straight section and the arc surface, as well as the cover plate groove plane processing and flip-over post-clamping. These factors make the AP component processing very difficult, so there is an urgent need to use tooling to solve the problems of flip-over hoisting and auxiliary processing.

[0009] Technical solution:

[0010] To achieve the above object, the present invention provides the following technical solutions:

[0011] A cutting and positioning tool for a large nuclear fusion coil AP assembly, comprising:

[0012] AP splicing assembly, including single-piece board 1 and single-piece board 2;

[0013] The upper installation tool and the lower installation tool are respectively arranged on the top and bottom of the single-piece board one or the single-piece board two, and are used for positioning and installing the single-piece board one or the single-piece board two;

[0014] The outer mounting tool and the inner mounting tool are arranged between the upper mounting tool and the lower mounting tool, and a covering chamber for positioning the single-piece plate 1 or the single-piece plate 2 is formed between the upper mounting tool, the lower mounting tool, the outer mounting tool and the inner mounting tool;

[0015] A supporting I-beam frame is provided on one side of the upper and lower mounting fixtures and is used to support the turning of the fixtures;

[0016] A plurality of nylon blocks are provided on one side of the upper mounting fixture and the lower mounting fixture close to the single-piece plate 1 or the single-piece plate 2, and are used to support the single-piece plate 1 or the single-piece plate 2;

[0017] The pressure plate assembly is detachably mounted on the outer mounting fixture or the inner mounting fixture by screws and is used to fix the AP assembly during cutting.

[0018] As a further solution of the present invention, the outer mounting tool and the inner mounting tool are provided with a plurality of support bolts distributed at equal distances, and the ends of the support bolts are rotatably connected to end heads made of the same material as the AP component.

[0019] As a further solution of the present invention, the pressure plate assembly includes an adjustment plate, the interior of the adjustment plate is provided with a waist-round adjustment groove for screw insertion and fixation, and the end of the adjustment plate is fixedly connected to a pressure block made of the same material as the AP assembly.

[0020] As a further solution of the present invention, the upper installation tooling and the lower installation tooling both include upper and lower connecting plates, outer plates and inner plates. The upper and lower connecting plates are located between the outer plates and the inner plates and are fixed by welding. Multiple outer and inner connecting plates distributed at equal distances are welded between the outer plates, upper and lower connecting plates and the inner plates.

[0021] As a further solution of the present invention, the outer mounting tooling and the inner mounting tooling both include a plurality of upper fixing frames and lower fixing frames distributed at equal distances, and the upper fixing frames and the lower fixing frames can be detachably mounted to the upper mounting tooling and the lower mounting tooling by screws. An equal-height pad is provided between the upper fixing frames and the lower fixing frames and can be detachably mounted by screws, and a middle connecting frame is detachably mounted between the two adjacent upper fixing frames and the two adjacent lower fixing frames by screws.

[0022] As a further solution of the present invention, the supporting I-beam frame includes an upper I-beam and a lower I-beam that are detachably mounted on one end of the upper mounting fixture and the lower mounting fixture by screws, a plurality of upper and lower connecting I-beams are detachably mounted between the upper I-beam and the lower I-beam by screws, and a plurality of side connecting I-beams are detachably mounted between the upper I-beam and the lower I-beam and the upper mounting fixture and the lower mounting fixture by screws.

[0023] As a further solution of the present invention, one side of one of the upper I-beams and two of the outer and inner connecting plates are provided with flat lifting holes, and one side of the outer plates of the upper and lower mounting fixtures are welded with turning ears.

[0024] As a further solution of the present invention, a plurality of reinforcing ribs connected and fixed to the upper and lower connecting plates are welded on both sides of the two outer and inner connecting plates provided with the flat hanging holes.

[0025] As a further solution of the present invention, it also includes assembled I-beam frames and I-beam connecting pieces, the assembled I-beam frames include auxiliary I-beams that are detachably mounted on the top, bottom and one side of the assembled supporting I-beam frames by screws, two of the auxiliary I-beams are welded to the tops of two of the auxiliary I-beams with two front lifting ears, the I-beam connecting pieces are detachably mounted on the joints of the two supporting I-beam frames by screws, and the joints of the two upper mounting toolings and the two lower mounting toolings are detachably mounted with multiple mutually supporting horizontal connecting toolings and vertical connecting toolings by screws.

[0026] A method for using a cutting and positioning tool for a large nuclear fusion coil AP assembly includes the following steps:

[0027] S1: Before cutting, single plate 1 and single plate 2 need to be installed in two sets of tooling respectively;

[0028] S2: First, install the single-piece plate 1, then assemble and weld the upper and lower connecting plates, the outer and inner plates, and multiple outer and inner connecting plates into the upper installation tooling, and then repeat the above steps to assemble and weld the lower installation tooling. Then, multiple nylon blocks are placed at equal distances on the top of the lower installation tooling. At this time, one of the single-piece plates 1 to be processed is hoisted and placed sideways on the multiple nylon blocks placed on the lower installation tooling;

[0029] S3: Then, multiple lower fixing frames of the outer mounting tooling and the inner mounting tooling are sequentially mounted on the lower mounting tooling, and two adjacent lower fixing frames are connected and fixed by the middle connecting frame. Then, multiple upper fixing frames of the outer mounting tooling and the inner mounting tooling are sequentially mounted on top of the lower fixing frame, and equal-height pads are inserted between the upper fixing frames and the lower fixing frames. Then, the assembled upper mounting tooling is placed on top of the single-piece board 1 and supported by multiple upper fixing frames. At this time, the upper mounting tooling is connected and fixed to the upper fixing frame by screws. At this point, the preliminary tooling installation of the single-piece board 1 is completed.

[0030] S4: Then the position of the single plate 1 needs to be adjusted. At this time, the support bolt is rotated so that the support bolt can squeeze the single plate 1 located in the coating chamber through the end and fine-tune the position of the single plate 1;

[0031] S5: Then, the upper I-beam and the lower I-beam are assembled with a plurality of upper and lower connecting I-beams and side connecting I-beams, and then the components are fixed with screws to form a supporting I-beam frame. Then, the supporting I-beam frame is connected and fixed with the upper installation fixture and the lower installation fixture with screws, and the top and bottom of the supporting I-beam frame are flush with the top and bottom of the upper installation fixture and the lower installation fixture respectively. At this time, the entire installation of the single-piece panel and the fixture is completed;

[0032] S6: At this time, the tooling can be hoisted horizontally through the four horizontal hoisting holes, so that the tooling with the single-piece plate 1 is hoisted to the processing table of the cutting station, and then the cutting operation of the single-piece plate 1 is carried out. The cutting operation is divided into four steps;

[0033] S7: The first step of the cutting operation is to determine the cutting position first, and then remove part of the tooling that blocks the cutting in a targeted manner. The cutting operation is performed on the top and inner side of the single-piece plate, so the upper mounting tooling is removed. At this time, the pressure plate assembly is partially installed, and then the side end of the single-piece plate is leveled and cut. Then, the upper fixing frame of the inner mounting tooling is removed, so that the upper half of the inner side of the single-piece plate is exposed. Then, the pressure plate assembly is connected to the outer mounting tooling, and the pressure block of the pressure plate assembly is pressed on the top of the single-piece plate, and then the slope of the upper half of the inner side of the single-piece plate is cut.

[0034] S8: After the first step of cutting is completed, the second step of cutting is carried out. At this time, the upper fixing frame of the disassembled inner mounting tooling must be reinstalled, and then the upper fixing frame of the outer mounting tooling must be completely disassembled. At this time, the inner mounting tooling is connected through the pressing plate assembly, and the pressing block of the pressing plate assembly is pressed against the top of the single-piece plate 1. At this time, the upper half of the outer side of the single-piece plate 1 is exposed, and then a U-shaped groove is cut on the upper half of the outer side of the single-piece plate 1;

[0035] S9: After the second step of cutting is completed, the third step of cutting is carried out. At this time, the upper fixing frame of the disassembled outer mounting tooling needs to be reinstalled first, and then the upper mounting tooling needs to be reinstalled. Then, the overhead crane uses the turning lugs to turn over the cut single-piece plate 1 and the tooling. After the turning is completed, the S7 operation is repeated according to actual needs to cut the remaining half of the inner side of the single-piece plate 1;

[0036] S10: After the third cutting step is completed, the fourth cutting step is performed. At this time, the S8 operation is repeated according to actual needs to cut the remaining half of the outer side of the single plate 1 until all cutting is completed;

[0037] S11: After the cutting of the single plate 1 is completed, the above operation is repeated to cut the single plate 2. When the cutting of the single plate 2 is also completed, the splicing operation is performed;

[0038] S12: When the single-piece board 1 and the single-piece board 2 are being spliced, the overhead crane horizontally lifts the fixtures of the single-piece board 1 and the single-piece board 2 through the horizontal lifting holes, and then connects the single-piece board 1 with the single-piece board 2 and the fixtures;

[0039] S13: When docking, the tooling is first docked, and then the two toolings are connected and fixed by I-beam connectors and horizontal and vertical connecting tooling. After the connection and fixing are completed, the two spliced ​​single-piece plates need to be welded and subsequently cut. Therefore, in order to avoid deformation of the workpiece, a pair of auxiliary I-beams are detachably installed on the top, bottom and one side of the spliced ​​tooling by screws. At this time, the spliced ​​single-piece plate 1 and single-piece plate 2 need to be welded. During welding, the blocking components, such as the horizontal and vertical connecting tooling, need to be partially removed;

[0040] S14: After welding is completed, a secondary cutting operation is required. At this time, the overhead crane is used to lift the assembled tooling and the single-piece plate 1 and the single-piece plate 2 onto the cutting work surface through the four front lifting ears, and then the upper installation tooling of the tooling of the single-piece plate 1 and the single-piece plate 2 is removed, and the single-piece plate 1 and the single-piece plate 2 are respectively pressed and fixed by installing four pressing plate assemblies;

[0041] S15: At this time, the U-shaped groove at the joint welding position of the upper half of the single-piece plate 1 and the single-piece plate 2 is cut and connected, and then the side ends of the single-piece plate 1 and the single-piece plate 2 are beveled. After the processing is completed, the side ends of the single-piece plate 1 and the single-piece plate 2 are supported by nylon blocks with bevel profiling, and then the installation tool is installed. The assembled tool and the single-piece plate 1 and the single-piece plate 2 are lifted and turned over by the overhead crane;

[0042] S16: After the turning is completed, the lower installation tooling of the tooling of the single-piece plate 1 and the single-piece plate 2 is removed, and then the cutting operation of S15 is repeated until all the cutting operations of the single-piece plate 1 and the single-piece plate 2 are completed, that is, the cutting operations of the AP splicing assembly are completed;

[0043] S17: During the cutting process, the machine tool detects the deformation of the workpiece at any time and contacts the nuclear laser simulation for comparison. Only after confirmation can the processing continue.

[0044] Beneficial effects:

[0045] Compared with the prior art, the present invention provides a cutting and positioning tool for a large nuclear fusion coil AP assembly, which has the following beneficial effects:

[0046] 1. The present invention disassembles the AP splicing assembly into single-piece plate 1 and single-piece plate 2, performs cutting processing on each of them, and then performs splicing and assembly processing. The processing technology is reasonable, and combined with the positioning of the tooling, the AP splicing assembly has high processing efficiency and high processing accuracy.

[0047] 2. The present invention forms a covering chamber for positioning the single-piece board between the upper mounting tool, the lower mounting tool, the outer mounting tool and the inner mounting tool, thereby effectively protecting the single-piece board.

[0048] 3. The present invention further improves the strength and stability of the tooling by arranging supporting I-beam frames on one side of the upper and lower mounting tooling, and facilitates the turning operation of the tooling through the supporting I-beam frames.

[0049] 4. The present invention provides multiple nylon blocks on the side of the upper and lower mounting fixtures close to the single-piece board one or the single-piece board two for supporting the single-piece board one or the single-piece board two, thereby effectively protecting the single-piece board.

[0050] 5. The present invention rotates the support bolts to squeeze the single-piece plate in the covering chamber and fine-tune the position of the single-piece plate. The end of the support bolt is provided with an end made of the same material as the AP component, thereby effectively protecting the single-piece plate in the contact position with the support bolt.

[0051] 6. The present invention provides a pressure plate assembly to press and fix the exposed parts of the single-piece board, thereby effectively preventing the workpiece jitter generated during the cutting process from having a significant impact on the cutting accuracy. The pressure block is made of the same material as the AP component, which can effectively protect the AP component.

[0052] 7. The present invention supports the joined tooling by auxiliary I-beams and performs secondary reinforcement on the joints between the two toolings, while also ensuring the horizontality of the joined tooling.

[0053] 8. The present invention provides lifting lugs at different positions based on the lifting center of gravity, thereby facilitating safe lifting operations of tooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0054] Figure 1 This is a schematic diagram of the AP splicing assembly structure of a large nuclear fusion coil AP assembly cutting and positioning tooling proposed by the present invention;

[0055] Figure 2 This is a schematic diagram of the upper installation tool structure of a nuclear fusion large coil AP assembly cutting and positioning tool proposed by the present invention;

[0056] Figure 3 This is a schematic diagram of the outer installation tool structure of a nuclear fusion large coil AP assembly cutting and positioning tool proposed by the present invention;

[0057] Figure 4 This is a schematic diagram of the I-beam structure supporting the large-scale nuclear fusion coil AP assembly cutting and positioning tooling proposed by the present invention;

[0058] Figure 5 This is a schematic diagram of the structure of the turning lugs and flat lifting holes of a cutting and positioning tool for a large nuclear fusion coil AP assembly proposed by the present invention;

[0059] Figure 6 This is a schematic diagram of the processing structure of the AP splicing assembly of the large nuclear fusion coil AP assembly cutting and positioning tooling proposed by the present invention;

[0060] Figure 7 This is a schematic diagram of the upper installation tooling dismantling structure of a nuclear fusion large coil AP assembly cutting and positioning tooling proposed by the present invention;

[0061] Figure 8 This is a schematic diagram of the first step of cutting state of a cutting and positioning tool for a large nuclear fusion coil AP assembly proposed by the present invention;

[0062] Figure 9 This is a schematic structural diagram of the second-step cutting state of a cutting and positioning tool for a large nuclear fusion coil AP assembly proposed by the present invention;

[0063] Figure 10 This is a schematic diagram of the assembled I-steel frame structure of a nuclear fusion large coil AP assembly cutting and positioning tooling proposed by the present invention;

[0064] Figure 11 This is a schematic diagram of the structure of the horizontal connection tooling and vertical connection tooling of a nuclear fusion large coil AP assembly cutting and positioning tooling proposed by the present invention;

[0065] Figure 12 for Figure 6A schematic diagram of groove processing at position Ⅰ in the AP splicing component of a large nuclear fusion coil AP assembly cutting and positioning tooling proposed by the present invention;

[0066] Figure 13 This is a schematic diagram of the tooling splicing and cutting state of a cutting and positioning tooling for a large nuclear fusion coil AP assembly proposed in the present invention.

[0067] Figure: 1, AP splicing assembly; 2, upper installation tooling; 3, lower installation tooling; 4, supporting I-beam frame; 5, outer installation tooling; 6, inner installation tooling; 7, nylon block; 8, assembled I-beam frame; 9, pressure plate assembly; 101, single plate one; 102, single plate two; 201, upper and lower connecting plates; 202, outer plate; 203, outer and inner connecting plates; 204, reinforcing rib plate; 205, inner plate; 401, upper I-beam; 402, upper and lower Connecting I-beams; 403, side connecting I-beams; 404, lower I-beams; 405, turning lifting lugs; 406, flat lifting holes; 501, upper fixing frame; 502, lower fixing frame; 503, middle connecting frame; 504, supporting bolts; 505, contour pads; 801, front lifting lugs; 802, auxiliary I-beams; 803, I-beam connectors; 804, horizontal connecting fixtures; 805, vertical connecting fixtures; 901, adjustment plates; 902, pressure blocks. DETAILED DESCRIPTION

[0068] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below through embodiments and in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0069] The serial numbers assigned to components herein, such as "first," "second," etc., are used solely to distinguish the objects being described and do not convey any sequential or technical meaning. References to "connection" and "coupling" herein, unless otherwise specified, include both direct and indirect connections (couplings). In the description of the present invention, it should be understood that terms such as "upper," "lower," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise" indicate positions or relationships based on those shown in the accompanying drawings. These terms are intended solely to facilitate the description of the present invention and simplify the description. They are not intended to indicate or imply that the device or component being referred to must have, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention.

[0070] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0071] Reference Figures 1-13 The total length of the AP component is 15535.3mm, the width is 2668.4mm, and the height is 1165.3mm (the thinnest board is 50.2mm and the thickest is 98.3mm). The weight is 13071kg, and the single weight is approximately 6535.5kg.

[0072] A cutting and positioning tool for a large nuclear fusion coil AP assembly includes: an AP splicing assembly 1, including a single plate 101 and a single plate 2 102; because the AP splicing assembly 1 is large, it is split into the single plate 101 and the single plate 2 102 for cutting processing. The single plate 101 and the single plate 2 102 are each divided into two parts: a straight section and a circular arc (such as Figure 1 As shown in the figure, the arc and straight section connection of the single plate 101 and the single plate 2 102 are easily deformed. The arc is easily affected by metal cutting and hoisting methods, which can affect the product size. In addition, the side of the plate is arc-shaped and the plate is relatively thin. In addition, there is a U-shaped groove on the inner side. This groove is located at the straight section and the arc surface (as shown in the figure). Figure 6 As shown); the last step is the surface processing of the cover plate groove (as shown Figure 12 Multiple factors make AP board processing very difficult, requiring the use of tooling to solve the problems of turning, hoisting, and auxiliary processing.

[0073] The upper installation tool 2 and the lower installation tool 3 are respectively arranged at the top and bottom of the single-piece plate 101 or the single-piece plate 2 102, and are used for positioning and installing the single-piece plate 101 or the single-piece plate 2 102. The upper installation tool 2 and the lower installation tool 3 both include upper and lower connecting plates 201, an outer plate 202 and an inner plate 205. The upper and lower connecting plates 201 are located between the outer plate 202 and the inner plate 205 and are fixed by welding. A plurality of outer and inner connecting plates 203 distributed at equal distances are welded between the outer plate 202, the upper and lower connecting plates 201 and the inner plate 205;

[0074] The outer mounting tool 5 and the inner mounting tool 6 are arranged between the upper mounting tool 2 and the lower mounting tool 3. A covering chamber for positioning the single-piece plate 1 101 or the single-piece plate 2 102 is formed between the upper mounting tool 2, the lower mounting tool 3, the outer mounting tool 5 and the inner mounting tool 6. The outer mounting tool 5 and the inner mounting tool 6 each include a plurality of upper fixing frames 501 and lower fixing frames 502 distributed at equal distances. The upper fixing frames 501 and the lower fixing frames 502 can be detachably mounted to the upper mounting tool 2 and the lower mounting tool 3 by screws. A contour pad 505 is provided between the upper fixing frame 501 and the lower fixing frame 502 and can be detachably mounted by screws. A middle connecting frame 503 is detachably mounted between the two adjacent upper fixing frames 501 and the two adjacent lower fixing frames 502 by screws.

[0075] When installing the tooling, the upper and lower connecting plates 201, the outer plate 202 and the inner plate 205 and the multiple outer and inner connecting plates 203 need to be assembled and welded into the upper installation tooling 2, and then the above steps are repeated to assemble and weld the lower installation tooling 3. Then the lower installation tooling 3 is placed on the processing platform. At this time, one of the single-piece plates to be processed is hoisted and placed on the lower installation tooling 3 in a sideways manner. Then, the multiple lower fixing frames 502 of the outer installation tooling 5 and the inner installation tooling 6 are sequentially installed on the lower installation tooling 3. , and connect and fix the two adjacent lower fixing frames 502 through the middle connecting frame 503, and then install the multiple upper fixing frames 501 of the outer mounting tooling 5 and the inner mounting tooling 6 on the top of the lower fixing frame 502 in sequence, and insert the equal height pad 505 between the upper fixing frame 501 and the lower fixing frame 502, and then place the assembled upper mounting tooling 2 on the top of the single-piece board and support it through multiple upper fixing frames 501, and then connect and fix the upper mounting tooling 2 to the upper fixing frame 501 with screws.

[0076] Since the single-piece board is located between the upper mounting fixture 2 and the lower mounting fixture 3, it is easy to cause irreversible collision and breakage of the corners of the single-piece board. Therefore, multiple nylon blocks 7 are used and arranged on the side of the upper mounting fixture 2 and the lower mounting fixture 3 close to the single-piece board 1 101 or the single-piece board 2 102 to support the single-piece board 1 101 or the single-piece board 2 102; thereby effectively protecting the single-piece board.

[0077] Since the single-piece board is heavy and is installed in the covering chamber formed between the upper mounting tool 2, the lower mounting tool 3, the outer mounting tool 5 and the inner mounting tool 6, its position is not easy to adjust. If deflection occurs, it will greatly affect the subsequent processing and cutting size. Therefore, a plurality of equally distributed support bolts 504 are provided on the outer mounting tool 5 and the inner mounting tool 6. The ends of the support bolts 504 are rotatably connected to the end heads made of the same material as the AP components. At this time, the support bolts 504 can be rotated to squeeze the single-piece board located in the covering chamber and fine-tune the position of the single-piece board. The end heads made of the same material as the AP components provided on the ends of the support bolts 504 can effectively protect the single-piece board in contact with the support bolts 504.

[0078] In order to further improve the strength and stability of the tooling, a supporting I-beam frame 4 is arranged on one side of the upper mounting tooling 2 and the lower mounting tooling 3, and is used to support the tooling to turn over. The supporting I-beam frame 4 includes an upper I-beam 401 and a lower I-beam 404 that are detachably mounted on one end of the upper mounting tooling 2 and the lower mounting tooling 3 by screws. A plurality of upper and lower connecting I-beams 402 are detachably mounted between the upper I-beam 401 and the lower I-beam 404 by screws, and a plurality of side connecting I-beams 403 are detachably mounted between the upper I-beam 401 and the lower I-beam 404 and the upper mounting tooling 2 and the lower mounting tooling 3 by screws.

[0079] At this time, the upper I-beam 401 and the lower I-beam 404 are assembled with multiple upper and lower connecting I-beams 402 and side connecting I-beams 403, and then the components are fixed with screws to form a supporting I-beam frame 4. Then, the supporting I-beam frame 4 is connected and fixed to the upper mounting fixture 2 and the lower mounting fixture 3 with screws, and the top and bottom of the supporting I-beam frame 4 are flush with the top and bottom of the upper mounting fixture 2 and the lower mounting fixture 3, respectively.

[0080] In the present invention, one side of one of the upper I-beams 401 and two of the outer and inner connecting plates 203 are provided with horizontal lifting holes 406. A turning lug 405 is welded to one side of the outer plates 202 of the upper and lower mounting fixtures 2 and 3. Both sides of the two outer and inner connecting plates 203 with horizontal lifting holes 406 are welded with multiple reinforcing ribs 204 that are fixedly connected to the upper and lower connecting plates 201. Since the center of gravity of the workpiece is in the middle, the four horizontal lifting holes 406 facilitate horizontal lifting of the fixture. The multiple reinforcing ribs 204 effectively prevent deformation of the upper and lower connecting plates 201 during the lifting process. When the workpiece needs to be turned over, the four turning lugs 405 are used to perform the lifting and turning operation.

[0081] During the cutting process of the single-piece plate, although the single-piece plate is located in the tooling, it is in an unfixed state. Therefore, the workpiece jitter generated during the cutting process of the single-piece plate has a greater impact on the cutting accuracy. Therefore, a pressure plate assembly 9 is provided, which can be detachably mounted on the outer mounting tooling 5 or the inner mounting tooling 6 by screws to fix the AP component during cutting. The pressure plate assembly 9 includes an adjustment plate 901. The adjustment plate 901 has a waist-shaped adjustment groove for screw insertion and fixing. The end of the adjustment plate 901 is fixed with a pressure block 902 of the same material as the AP component by bolts. When cutting, it is first necessary to determine the cutting part, and then remove the part of the tooling that blocks the cutting (such as Figure 8 As shown in the figure, the top and inner side of the single-piece board are cut, and the adjustment plate 901 can be fixed to the outer mounting fixture 5 by screws, and the exposed part of the single-piece board is pressed and fixed by the pressing block 902, thereby effectively preventing the workpiece jitter generated during the cutting process from having a significant impact on the cutting accuracy. The pressing block 902 is made of the same material as the AP component and can effectively protect the AP component.

[0082] After the two single-piece panels are cut, they need to be spliced ​​together. To splice the two single-piece panels, the two toolings need to be spliced ​​together first. Therefore, an assembled I-beam frame 8 and an I-beam connector 803 are set. The assembled I-beam frame 8 includes auxiliary I-beams 802 that are detachably mounted on the top, bottom and one side of the assembled supporting I-beam frame 4 by screws, wherein two front lifting ears 801 are welded to the top of the two auxiliary I-beams 802, and the I-beam connector 803 is detachably mounted at the joints of the two supporting I-beam frames 4 by screws. A plurality of mutually supporting horizontal connecting toolings 804 and vertical connecting toolings 805 are detachably mounted at the joints of the two upper mounting toolings 2 and the two lower mounting toolings 3 by screws.

[0083] During assembly, the two toolings need to be spliced ​​together, and then the two toolings are connected and fixed through the I-beam connector 803, the horizontal connecting tooling 804 and the vertical connecting tooling 805. After the connection and fixation are completed, the two spliced ​​single-piece plates need to be welded and subsequently cut. Therefore, in order to avoid deformation of the workpiece, a pair of auxiliary I-beams 802 are detachably installed on the top, bottom and one side of the spliced ​​tooling through screws. Therefore, not only can the spliced ​​tooling be supported by the auxiliary I-beams 802, but the joints of the two toolings are also reinforced for a second time, and the horizontality of the spliced ​​tooling is also ensured. Two front lifting ears 801 are welded on the top of two of the auxiliary I-beams 802. These four front lifting ears 801 are located at the center of gravity of the spliced ​​tooling, which facilitates subsequent lifting operations.

[0084] The present invention is divided into the following steps when used:

[0085] S1: Before cutting, the single-piece plate 101 and the single-piece plate 2 102 need to be installed in two sets of tooling respectively;

[0086] S2: First, install the single-piece plate 101, assemble and weld the upper and lower connecting plates 201, the outer plate 202, the inner plate 205, and the multiple outer and inner connecting plates 203 into the upper installation tool 2, and then repeat the above steps to assemble and weld the lower installation tool 3. Then, place multiple nylon blocks 7 at equal distances on the top of the lower installation tool 3. At this time, one of the single-piece plates 101 to be processed is hoisted and placed sideways on the multiple nylon blocks 7 placed on the lower installation tool 3;

[0087] S3: Then, multiple lower fixing frames 502 of the outer mounting tool 5 and the inner mounting tool 6 are sequentially mounted on the lower mounting tool 3, and two adjacent lower fixing frames 502 are connected and fixed by the middle connecting frame 503. Then, multiple upper fixing frames 501 of the outer mounting tool 5 and the inner mounting tool 6 are sequentially mounted on top of the lower fixing frame 502, and equal height pads 505 are inserted between the upper fixing frames 501 and the lower fixing frames 502. Then, the assembled upper mounting tool 2 is placed on top of the single-piece board 101 and supported by multiple upper fixing frames 501. At this time, the upper mounting tool 2 is connected and fixed to the upper fixing frame 501 by screws. At this point, the preliminary tooling installation of the single-piece board 101 is completed.

[0088] S4: The position of the single-piece plate 101 needs to be adjusted. In this case, the support bolt 504 is rotated so that the support bolt 504 presses the single-piece plate 101 in the coating chamber through the end thereof and fine-tunes the position of the single-piece plate 101.

[0089] S5: Then, the upper I-beam 401 and the lower I-beam 404 are assembled with the upper and lower connecting I-beams 402 and the side connecting I-beams 403, and then the components are fixed with screws to form a supporting I-beam frame 4. Then, the supporting I-beam frame 4 is connected and fixed with the upper installation tool 2 and the lower installation tool 3 by screws, and the top and bottom of the supporting I-beam frame 4 are flush with the top and bottom of the upper installation tool 2 and the lower installation tool 3 respectively. At this time, the entire installation of the single-piece plate 101 tool is completed;

[0090] S6: At this time, the tooling can be hoisted horizontally through the four horizontal hoisting holes 406, so that the tooling with the single-piece plate 101 installed can be hoisted to the processing table of the cutting station, and then the single-piece plate 101 can be cut. The cutting operation is divided into four steps;

[0091] S7: The first step of cutting operation is to determine the cutting part first, and then remove the tooling that blocks the cutting (such as Figure 8As shown), the top and inner side of the single plate 101 are cut, so the upper installation tool 2 (as shown) is disassembled. Figure 7 As shown), at this time, by partially installing the pressure plate assembly 9, then leveling and cutting the side end of the single-piece plate 101, and then removing the upper fixing frame 501 of the inner installation tool 6, so that the upper half of the inner side of the single-piece plate 101 is exposed, and then connected to the outer installation tool 5 through the pressure plate assembly 9, and the pressure block 902 of the pressure plate assembly 9 is pressed on the top of the single-piece plate 101, and then according to Figure 6 As shown, the upper half of the inner side of the single-piece plate 101 is cut into a slope;

[0092] S8: After the first step of cutting is completed, the second step of cutting is carried out. At this time, the upper fixing frame 501 of the disassembled inner mounting tool 6 must be reinstalled, and then the upper fixing frame 501 of the outer mounting tool 5 must be completely disassembled. At this time, the inner mounting tool 6 is connected through the pressing plate assembly 9, and the pressing block 902 of the pressing plate assembly 9 presses the top of the single-piece plate 101 (as shown in FIG. Figure 9 As shown), at this time, the upper half of the outer side of the single-piece plate 101 is exposed, and then according to Figure 6 As shown, a U-shaped groove is cut on the upper half of the outer side of the single-piece plate 101;

[0093] S9: After the second step of cutting is completed, the third step of cutting is carried out. At this time, the upper fixing frame 501 of the disassembled outer mounting tool 5 must be reinstalled first, and then the upper mounting tool 2 must be reinstalled. Then, the overhead crane uses the turning lug 405 to turn over the cut single-piece plate 101 and the tooling. After the turning is completed, the S7 operation is repeated according to actual needs to cut the remaining half of the inner side of the single-piece plate 101.

[0094] S10: After the third cutting step is completed, the fourth cutting step is performed. At this time, the S8 operation is repeated according to actual needs to cut the remaining half of the outer side of the single-piece plate 101 until all cutting is completed;

[0095] S11: After the cutting of the single-piece board 101 is completed, the above operation is repeated to cut the single-piece board 102. When the cutting of the single-piece board 102 is also completed, the splicing operation is performed;

[0096] S12: When the single-piece board 101 and the single-piece board 2 102 are spliced, the overhead crane horizontally lifts the tooling of the single-piece board 101 and the single-piece board 2 102 through the horizontal lifting holes 406, and then connects the single-piece board 101 with the single-piece board 2 102 and the tooling;

[0097] S13: When docking, the tooling is first docked, and then the two toolings are connected and fixed by the I-beam connector 803, the horizontal connecting tooling 804, and the vertical connecting tooling 805. After the connection and fixing are completed, the two spliced ​​single-piece plates need to be welded and subsequently cut. Therefore, in order to avoid deformation of the workpiece, a pair of auxiliary I-beams 802 are detachably installed on the top, bottom and one side of the spliced ​​tooling by screws. At this time, the spliced ​​single-piece plate 101 and the single-piece plate 2 102 need to be welded. During welding, the blocking components, such as the horizontal connecting tooling 804 and the vertical connecting tooling 805, need to be partially removed;

[0098] S14: After the welding is completed, a secondary cutting operation is required. At this time, the overhead crane is used to lift the assembled tooling and the single plate 1 101 and the single plate 2 102 to the cutting workbench through the four front lifting ears 801, and then the upper installation tool 2 (such as the tooling of the single plate 101 and the single plate 2 102) is removed. Figure 13 As shown), and by installing four pressing plate assemblies 9, the single-piece plate 101 and the single-piece plate 2 102 are respectively pressed and fixed;

[0099] S15: At this time, the U-shaped groove at the joint welding position of the upper part of the single plate 101 and the single plate 2 102 is cut and connected, and then the side ends of the single plate 101 and the single plate 2 102 are grooved (such as Figure 12 After the machining is completed, the side ends of the single-piece plate 101 and the single-piece plate 2 102 are supported by the nylon block 7 with a groove profile, and then the installation tool 2 is installed. Then, the assembled tooling and the single-piece plate 101 and the single-piece plate 2 102 are lifted and turned over by the overhead crane;

[0100] S16: After the turning is completed, the lower installation tool 3 of the tooling of the single-piece board 101 and the single-piece board 2 102 is removed, and then the cutting operation of S15 is repeated until all the cutting operations of the single-piece board 101 and the single-piece board 2 102 are completed, that is, the cutting operation of the AP splicing assembly 1 is completed;

[0101] S17: During the cutting process, the machine tool detects the deformation of the workpiece at any time and contacts the nuclear laser simulation for comparison. Only after confirmation can the processing continue.

[0102] The technical features of the above embodiments can be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0103] The above-described embodiments merely illustrate several embodiments of the present invention, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the spirit of the present invention, all of which fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. A nuclear fusion large coil AP assembly cutting and positioning tool, characterized in that: include: AP splicing assembly (1), including single-piece board 1 (101) and single-piece board 2 (102); The upper installation tool (2) and the lower installation tool (3) are respectively arranged on the top and bottom of the single-piece board (101) or the single-piece board (102), and are used for positioning and installing the single-piece board (101) or the single-piece board (102); The outer mounting tool (5) and the inner mounting tool (6) are arranged between the upper mounting tool (2) and the lower mounting tool (3), and a covering chamber for positioning the single-piece plate 1 (101) or the single-piece plate 2 (102) is formed between the upper mounting tool (2), the lower mounting tool (3), the outer mounting tool (5) and the inner mounting tool (6); A supporting I-shaped steel frame (4) is provided on one side of the upper installation tooling (2) and the lower installation tooling (3) and is used for supporting the tooling to turn over; A plurality of nylon blocks (7) are provided on a side of the upper mounting fixture (2) and the lower mounting fixture (3) close to the single-piece plate 1 (101) or the single-piece plate 2 (102), and are used to support the single-piece plate 1 (101) or the single-piece plate 2 (102); The pressure plate assembly (9) is detachably mounted on the outer mounting fixture (5) or the inner mounting fixture (6) by screws and is used to fix the AP assembly during cutting.

2. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 1, characterized in that: The outer mounting fixture (5) and the inner mounting fixture (6) are provided with a plurality of support bolts (504) distributed at equal distances, and the ends of the support bolts (504) are rotatably connected to end heads made of the same material as the AP assembly.

3. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 2, characterized in that: The pressure plate assembly (9) comprises an adjustment plate (901), wherein a waist-shaped adjustment groove for screw insertion and fixing is provided inside the adjustment plate (901), and a pressure block (902) made of the same material as the AP assembly is fixedly connected to the end of the adjustment plate (901).

4. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 3, characterized in that: The upper installation tool (2) and the lower installation tool (3) both comprise upper and lower connecting plates (201), an outer plate (202), and an inner plate (205); the upper and lower connecting plates (201) are located between the outer plate (202) and the inner plate (205) and are fixed by welding; a plurality of outer and inner connecting plates (203) distributed at equal distances are welded between the outer plate (202), the upper and lower connecting plates (201), and the inner plate (205).

5. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 4, characterized in that: The outer mounting tool (5) and the inner mounting tool (6) each comprise a plurality of upper fixing frames (501) and lower fixing frames (502) distributed at equal distances, the upper fixing frames (501) and the lower fixing frames (502) being detachably mounted to the upper mounting tool (2) and the lower mounting tool (3) via screws, a height pad (505) being provided between the upper fixing frames (501) and the lower fixing frames (502) and being detachably mounted via screws, and a middle connecting frame (503) being detachably mounted between two adjacent upper fixing frames (501) and two adjacent lower fixing frames (502) via screws.

6. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 5, characterized in that: The supporting I-beam frame (4) comprises an upper I-beam (401) and a lower I-beam (404) detachably mounted on one end of an upper mounting fixture (2) and a lower mounting fixture (3) by screws, a plurality of upper and lower connecting I-beams (402) detachably mounted between the upper I-beam (401) and the lower I-beam (404) by screws, and a plurality of side connecting I-beams (403) detachably mounted between the upper I-beam (401) and the lower I-beam (404) and the upper mounting fixture (2) and the lower mounting fixture (3) by screws.

7. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 6, characterized in that: One side of one of the upper I-beams (401) and two of the outer and inner connecting plates (203) are provided with flat lifting holes (406), and one side of the outer plates (202) of the upper installation tool (2) and the lower installation tool (3) are welded with turning lugs (405).

8. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 7, characterized in that: A plurality of reinforcing ribs (204) connected and fixed to the upper and lower connecting plates (201) are welded to both sides of the two outer and inner connecting plates (203) provided with the flat hanging holes (406).

9. A nuclear fusion large coil AP assembly cutting and positioning tool according to claim 8, characterized in that: The invention also includes an assembled I-beam frame (8) and an I-beam connecting piece (803), wherein the assembled I-beam frame (8) includes auxiliary I-beams (802) which are detachably mounted on the top, bottom and one side of the assembled supporting I-beam frame (4) by screws, wherein two front lifting ears (801) are welded to the tops of the two auxiliary I-beams (802), and the I-beam connecting piece (803) is detachably mounted on the joints of the two supporting I-beam frames (4) by screws, and a plurality of mutually supporting transverse connecting pieces (804) and vertical connecting pieces (805) are detachably mounted on the joints of the two upper mounting fixtures (2) and the two lower mounting fixtures (3) by screws.

10. A method for using a cutting and positioning tool for a large nuclear fusion coil AP assembly, applicable to the cutting and positioning tool for a large nuclear fusion coil AP assembly as claimed in claim 9, characterized in that: The following steps are involved: S1: Before the cutting operation, the single plate 1 (101) and the single plate 2 (102) need to be installed in two sets of tooling respectively; S2: First, install the single-piece plate 1 (101), assemble and weld the upper and lower connecting plates (201), the outer plate (202), the inner plate (205) and the multiple outer and inner connecting plates (203) into the upper installation tool (2), and then repeat the above steps to assemble and weld them into the lower installation tool (3), and then place multiple nylon blocks (7) at equal distances on the top of the lower installation tool (3). At this time, one of the single-piece plates 1 (101) to be processed is hoisted and placed sideways on the multiple nylon blocks (7) placed on the lower installation tool (3); S3: Then, multiple lower fixing frames (502) of the outer mounting tool (5) and the inner mounting tool (6) are sequentially mounted on the lower mounting tool (3), and two adjacent lower fixing frames (502) are connected and fixed by the middle connecting frame (503), and then multiple upper fixing frames (501) of the outer mounting tool (5) and the inner mounting tool (6) are sequentially mounted on the top of the lower fixing frame (502), and a height pad (505) is inserted between the upper fixing frame (501) and the lower fixing frame (502), and then the assembled upper mounting tool (2) is placed on the top of the single-piece board (101) and supported by multiple upper fixing frames (501), and then the upper mounting tool (2) is connected and fixed to the upper fixing frame (501) by screws, and the preliminary tooling installation of the single-piece board (101) is completed; S4: Then the position of the single-piece plate (101) needs to be adjusted. At this time, the support bolt (504) is rotated so that the support bolt (504) squeezes the single-piece plate (101) located in the coating chamber through the end and fine-tunes the position of the single-piece plate (101); S5: Then, the upper I-beam (401) and the lower I-beam (404) are assembled with a plurality of upper and lower connecting I-beams (402) and side connecting I-beams (403), and then the components are fixed by screws to form a supporting I-beam frame (4), and then the supporting I-beam frame (4) is connected and fixed to the upper installation tool (2) and the lower installation tool (3) by screws, and the top and bottom of the supporting I-beam frame (4) are flush with the top and bottom of the upper installation tool (2) and the lower installation tool (3), respectively. At this time, the entire installation of the single-piece plate (101) tool is completed; S6: At this time, the four horizontal lifting holes (406) can be used to facilitate the horizontal lifting operation of the tooling, so that the tooling with the single-piece plate (101) installed can be lifted to the processing table of the cutting station, and then the cutting operation of the single-piece plate (101) can be carried out. The cutting operation is divided into four steps; S7: The first step of the cutting operation is to determine the cutting position first, and then remove the part of the tooling that blocks the cutting in a targeted manner, and then perform the cutting operation on the top and inner side of the single-piece plate 1 (101), so the upper installation tooling (2) is removed, and at this time, the side end of the single-piece plate 1 (101) is leveled and cut by partially installing the pressure plate assembly (9), and then the upper fixing frame (501) of the inner installation tooling (6) is removed, so that the upper half of the inner side of the single-piece plate 1 (101) is exposed, and then the pressure plate assembly (9) is connected to the outer installation tooling (5), and the pressure block (902) of the pressure plate assembly (9) is pressed on the top of the single-piece plate 1 (101), and then the slope of the upper half of the inner side of the single-piece plate 1 (101) is cut; S8: After the first step of cutting is completed, the second step of cutting is performed. At this time, the upper fixing frame (501) of the disassembled inner mounting tool (6) needs to be reinstalled first, and then the upper fixing frame (501) of the outer mounting tool (5) is completely disassembled. At this time, the inner mounting tool (6) is connected through the pressure plate assembly (9), and the pressure block (902) of the pressure plate assembly (9) is pressed against the top of the single-piece plate (101). At this time, the upper half of the outer side of the single-piece plate (101) is exposed, and then a U-shaped groove is cut on the upper half of the outer side of the single-piece plate (101); S9: After the second step of cutting is completed, the third step of cutting is performed. At this time, the upper fixing frame (501) of the disassembled outer mounting fixture (5) must be reinstalled first, and then the upper mounting fixture (2) is reinstalled. Then, the overhead crane turns over the cut single-piece plate 1 (101) and the fixture through the turning lug (405). After the turning is completed, the S7 operation is repeated according to actual needs to cut the remaining half of the inner side of the single-piece plate 1 (101); S10: After the third step of cutting is completed, the fourth step of cutting is performed. At this time, the S8 operation is repeated according to actual needs to cut the remaining half of the outer side of the single plate (101) until all cutting is completed; S11: After the cutting of the single plate 1 (101) is completed, the above operation is repeated to cut the single plate 2 (102). When the cutting of the single plate 2 (102) is also completed, the splicing operation is performed; S12: When the single-piece plate 1 (101) and the single-piece plate 2 (102) are spliced ​​together, the overhead crane horizontally lifts the tooling of the single-piece plate 1 (101) and the single-piece plate 2 (102) through the horizontal lifting hole (406), and then docks the single-piece plate 1 (101) with the single-piece plate 2 (102) and the tooling; S13: When docking, the tooling is first docked, and then the two toolings are connected and fixed by the I-beam connector (803) and the horizontal connecting tooling (804) and the vertical connecting tooling (805). After the connection and fixing are completed, the two single-piece plates after splicing need to be welded and subsequently cut. Therefore, in order to avoid deformation of the workpiece, a pair of auxiliary I-beams (802) are detachably installed on the top, bottom and one side of the spliced ​​tooling by screws. At this time, the single-piece plate 1 (101) and the single-piece plate 2 (102) after splicing need to be welded. During welding, the blocking components, such as the horizontal connecting tooling (804) and the vertical connecting tooling (805), need to be partially removed; S14: After the welding is completed, a secondary cutting operation is required. At this time, the crane is used to lift the assembled tooling and the single-piece plate 1 (101) and the single-piece plate 2 (102) onto the cutting work surface through the four front lifting ears (801). Then, the upper installation tooling (2) of the tooling of the single-piece plate 1 (101) and the single-piece plate 2 (102) is removed, and the single-piece plate 1 (101) and the single-piece plate 2 (102) are respectively pressed and fixed by installing four pressing plate assemblies (9); S15: At this time, the U-shaped groove at the joint welding position of the upper part of the single-piece plate (101) and the single-piece plate (102) is cut and connected, and then the side ends of the single-piece plate (101) and the single-piece plate (102) are beveled. After the processing is completed, the side ends of the single-piece plate (101) and the single-piece plate (102) are supported by the nylon block (7) with the bevel shape, and then the installation tool (2) is installed. Then, the assembled tool and the single-piece plate (101) and the single-piece plate (102) are lifted and turned over by the overhead crane; S16: After the turning is completed, the lower installation tool (3) of the tooling of the single-piece plate (101) and the single-piece plate (102) is removed, and then the cutting operation of S15 is repeated until all the cutting operations of the single-piece plate (101) and the single-piece plate (102) are completed, that is, the cutting operation of the AP splicing assembly (1); S17: During the cutting process, the machine tool detects the deformation of the workpiece at any time and contacts the nuclear laser simulation for comparison. Processing can only be continued after confirmation.

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