A 10m launch vehicle cabin machining equipment

Abstract

The present invention provides a machining device for a 10m cabin section of a carrier rocket, which relates to the field of mechanical processing technology. The machining device includes a platform with two columns provided on it, one of which is slidable; an installation channel is provided on the column, in which a pressure ring is provided, and a plurality of guide grooves are provided around the pressure ring, and a first thrust cylinder is provided in the guide groove; the device also includes a pre-tightening rotating component, both ends of which are provided in the guide grooves on both sides; the plurality of pre-tightening rotating components can be synchronously moved under the drive of the first thrust cylinder to position the cabin section and drive the cabin section to rotate; a first processing component and a second processing component for processing the cabin section are also provided; the cabin section is supported and positioned by arranging a plurality of pre-tightening rotating components, and the inner and outer walls of the cabin section are respectively processed by using two processing components, so that large cabin sections can be directly processed without the need for adopting the method of secondary splicing after segmented manufacturing, which greatly reduces the processing cycle and manufacturing cost. At the same time, the one-piece formed cabin section can have better structural strength.

Description

Technical Field

[0001] The present invention relates to the technical field of mechanical processing, and in particular to a machining device for a 10m compartment of a carrier rocket. Background Art

[0002] In the entire body structure of a launch vehicle, the cabin serves as a connection between tanks and a carrier for installing instruments and equipment. It is an important load-bearing section. In order to ensure that the quality of the launch vehicle's cabin meets the design requirements, the cabin blank usually needs to be machined after casting to make its structure flat and uniform, so as to achieve the purpose of reducing the weight of the cabin. The conventional cabin processing method is to use a vertical lathe to machine the cabin, but the vertical lathe can only process conventional carrier cabins of 3 to 5 meters. For scenarios where large cabins are required, they are manufactured in sections and then spliced together. Therefore, the large cabin machining equipment is an issue that needs to be solved urgently. Summary of the Invention

[0003] The object of the present invention is to solve the above problems and provide a 10m compartment machining device for a carrier rocket, comprising:

[0004] A platform is provided with two columns, one of which is slidable relative to the platform; a mounting channel is provided on the column, a pressure ring is provided at one end of the two mounting channels close to each other, a plurality of guide grooves are provided on the column surrounding the pressure ring, and a first thrust cylinder is provided in each guide groove;

[0005] A pre-tightening rotating assembly, wherein both ends of the plurality of pre-tightening rotating assemblies are correspondingly arranged in the guide grooves on both sides, and are used to carry the cabin segment; the plurality of pre-tightening rotating assemblies can be synchronously moved along the radial direction of the pressure ring under the drive of the plurality of first thrust cylinders, so as to abut against the inner wall of the cabin segment so that the cabin segment and the pressure ring are coaxially arranged, and the pre-tightening rotating assembly can also drive the cabin segment to rotate around its own axis;

[0006] a first processing assembly, the two ends of which are respectively fixed to the pressure rings on both sides, for processing the inner wall of the cabin section;

[0007] A second processing assembly is provided on the platform and is used for processing the outer wall of the cabin section.

[0008] According to the technical solution provided by certain embodiments of the present invention, the pre-tightening rotation assembly includes a guide seat, and the two guide seats are correspondingly arranged in the guide grooves on both sides and can slide along the guide grooves. A first drive motor is provided in one of the guide seats, and a rotating column is fixed to the driving end of the first drive motor. The free end of the rotating column is rotatably connected to the guide seat away from the side of the first drive motor.

[0009] According to the technical solution provided by certain embodiments of the present invention, a tightening sleeve is provided on the rotating column, and the two tightening sleeves are in rolling contact with the inner wall of the compartment, so that the compartment can be rotated around its own axis under the drive of the rotating column. The tightening sleeve is also used to limit the compartment along the axial direction.

[0010] According to the technical solution provided by certain embodiments of the present invention, the first processing component includes a first main beam, the two ends of the first main beam are respectively arranged on the pressure rings on both sides, a first adapter frame is slidably connected to the first main beam, a second thrust cylinder is provided on the first adapter frame, and the driving end of the second thrust cylinder is connected to a first milling mechanism, and the first milling mechanism is used to process the inner surface of the cabin section; the first processing component also includes a first driving mechanism, and the first driving mechanism is used to drive the first adapter frame to move along the first main beam.

[0011] According to the technical solution provided by certain embodiments of the present invention, the second processing assembly includes a second main beam, the second main beam is arranged on the platform, a second adapter frame is slidably connected to the second main beam, a third thrust cylinder is provided on the second adapter frame, the driving end of the third thrust cylinder is connected to a second milling mechanism, and the second milling mechanism is used to process the inner surface of the cabin; the second processing assembly also includes a second driving mechanism, and the second driving mechanism is used to drive the second adapter frame to move along the second main beam.

[0012] According to the technical solution provided by certain embodiments of the present invention, the two inner rings of the pressure rings are each provided with a first mounting groove, and the two first mounting grooves are used to set the first main beam. A second mounting groove is provided on the platform, and the second mounting groove is used to set the second main beam; the first mounting groove and the second mounting groove correspond to each other in the vertical direction.

[0013] According to the technical solution provided by certain embodiments of the present invention, the first drive mechanism and the second drive mechanism have the same structure and both include a second drive motor. The second drive motor is arranged on one of the columns, and a lead screw is fixed to its driving end. The free end of the lead screw is rotatably connected to the column away from the side of the second drive motor. A nut is threaded on the lead screw, and the two nuts are respectively fixed to the first adapter frame and the second adapter frame.

[0014] According to the technical solution provided by certain embodiments of the present invention, the first milling mechanism and the second milling mechanism have the same structure and both include a third drive motor. The two third drive motors are respectively fixed to the drive ends of the second thrust cylinder and the third thrust cylinder, and a milling cutter is fixed to the drive end of the third drive motor.

[0015] According to the technical solutions provided by certain embodiments of the present invention, a heating mechanism is further provided on the rotating column for heating the compartment.

[0016] According to the technical solutions provided by certain embodiments of the present invention, a first bearing is provided between the rotating column and the two guide seats.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention provides a 10m cabin machining equipment for a carrier rocket, comprising a platform, two columns being provided on the platform, one of which can slide relative to the platform; an installation channel being provided on the column, a pressure ring being provided at one end of the two installation channels close to each other, a plurality of guide grooves being provided on the column surrounding the pressure ring, a first thrust cylinder being provided in the guide groove; the present invention also comprises a pre-tightening rotating assembly, the two ends of the plurality of pre-tightening rotating assemblies being correspondingly provided in the guide grooves on both sides for carrying the cabin; the plurality of pre-tightening rotating assemblies can be driven by a plurality of first thrust cylinders to synchronously move along the radial direction of the pressure ring so as to abut against the inner wall of the cabin so that the cabin and the pressure ring are coaxially arranged, and can also drive the cabin to rotate around its own axis; a first processing assembly is provided between the two pressure rings for processing the inner wall of the cabin, and a second processing assembly is provided on the platform for processing the outer wall of the cabin.

[0018] By arranging multiple pre-tightening rotating assemblies between two columns, the multiple pre-tightening rotating assemblies are passed through the interior of the cabin section placed in the horizontal direction to support the cabin section, and multiple first thrust cylinders are used to simultaneously push the two ends of the pre-tightening rotating assemblies, so that the multiple pre-tightening rotating assemblies can be synchronously moved away from the pressure ring in the radial direction of the pressure ring, thereby pre-tightening and fixing the cabin section, so that the cabin section and the pressure ring are arranged coaxially to complete the positioning of the cabin section; the first processing assembly and the second processing assembly are then used to machine the inner and outer walls of the cabin section respectively; through the above arrangement, large cabin sections can be directly processed without the need for segmented manufacturing and then secondary splicing, which greatly reduces the processing cycle and manufacturing cost, and at the same time, the one-piece formed cabin section can have better structural strength.

[0019] It should be understood that the description of technical features, technical solutions, beneficial effects or similar language in the present invention does not imply that all features and advantages can be realized in any single embodiment. On the contrary, it is understood that the description of a feature or beneficial effect means that a specific technical feature, technical solution or beneficial effect is included in at least one embodiment. Therefore, the description of a technical feature, technical solution or beneficial effect in this specification does not necessarily refer to the same embodiment. Furthermore, the technical features, technical solutions and beneficial effects described in the present embodiment can also be combined in any appropriate manner. Those skilled in the art will understand that the embodiment can be implemented without one or more specific technical features, technical solutions or beneficial effects of a specific embodiment. In other embodiments, additional technical features and beneficial effects can also be identified in specific embodiments that do not embody all embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 A schematic structural diagram of a 10m compartment machining equipment for a carrier rocket provided by an embodiment of the present invention;

[0022] Figure 2 A schematic cross-sectional view of a 10m compartment machining equipment for a carrier rocket provided by an embodiment of the present invention;

[0023] Figure 3 A schematic structural diagram of a pre-tightening rotating assembly of a 10m compartment machining equipment for a carrier rocket provided by an embodiment of the present invention;

[0024] Figure 4 A schematic structural diagram of a first processing assembly of a 10m compartment machining equipment for a carrier rocket provided by an embodiment of the present invention;

[0025] Figure 5 A schematic structural diagram of the second processing assembly of a 10m compartment machining equipment for a carrier rocket provided in an embodiment of the present invention.

[0026] The text annotations in the figure represent:

[0027] 1. Column; 2. Pre-tightening rotating assembly; 3. First processing assembly; 4. Second processing assembly; 5. Platform; 11. Pressure ring; 12. First thrust cylinder; 13. Mounting channel; 14. Guide groove; 15. First mounting groove; 16. Second mounting groove; 21. Guide seat; 22. First drive motor; 23. Rotating column; 24. Expansion sleeve; 25. First bearing; 31. First main beam; 32. First adapter frame; 33. First milling mechanism; 34. Main beam pressure plate; 41. Second main beam; 42. Second adapter frame; 43. Second milling mechanism. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The description in this section is only exemplary and explanatory and should not have any limiting effect on the scope of protection of the present invention. Specifically, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the present invention.

[0029] It should be noted that similar reference numerals and letters represent similar items in the following figures. Therefore, once an item is defined in one figure, it does not need to be further defined or explained in subsequent figures. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or apparatus that includes a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may include other steps or units that are not explicitly listed or inherent to these processes, methods, products or apparatuses.

[0030] As mentioned in the background technology, in order to solve the problems existing in the prior art, the present invention provides a 10m compartment machining equipment for a carrier rocket, comprising:

[0031] Platform 5, with two columns 1 provided on the platform 5, one of which can slide relative to the platform 5; a mounting channel 13 is provided on the column 1, and a pressure ring 11 is provided at one end of the two mounting channels 13 close to each other. A plurality of guide grooves 14 are provided on the column 1 around the pressure ring 11, and a first thrust cylinder 12 is provided in the guide groove 14;

[0032] The pre-tightening rotating assembly 2 has two ends correspondingly arranged in the guide grooves 14 on both sides, which are used to carry the cabin section. The multiple pre-tightening rotating assemblies 2 can be synchronously moved along the radial direction of the pressure ring 11 under the drive of the multiple first thrust cylinders 12 to abut against the inner wall of the cabin section so that the cabin section and the pressure ring 11 are coaxially arranged. The pre-tightening rotating assembly 2 can also drive the cabin section to rotate around its own axis.

[0033] The first processing assembly 3, both ends of which are fixed to the pressure rings 11 on both sides, is used to process the inner wall of the cabin;

[0034] The second processing assembly 4 is arranged on the platform 5 and is used to process the outer wall of the cabin section.

[0035] like Figure 1As shown, the platform 5 and the two columns 1 are similar to a rectangular structure. The two columns 1 are arranged along the length direction of the platform 5, one of the columns 1 can slide along the platform 5, and the installation channel 13 passes through the column 1. A pressure ring 11 is provided at one end of the two installation channels 13 close to each other. A plurality of guide grooves 14 are also provided around the pressure ring 11 on the side where the two columns 1 are close to each other. The guide grooves 14 extend radially along the pressure ring 11, and a first thrust cylinder 12 is provided therein; the two ends of the pre-tightening rotating assembly 2 are respectively placed in the pressure rings 11 on both sides, and are respectively connected to the driving ends of the first thrust cylinders 12 on both sides. Multiple pre-tightening rotating assemblies 2 can be in the first Driven by the thrust cylinder 12, the thrust cylinders 12 move synchronously against the inner wall of the cabin, so that the center of the cabin and the centers of the pressure rings 11 on both sides are on the same axis to achieve the center positioning of the cabin. The cabin is driven to rotate by multiple pre-tightening rotating components 2, and the first processing component 3 and the second processing component 4 can respectively process the inner and outer walls of the cabin; in this embodiment, the platform 5 and the column 1 are both made of marble, and each column 1 is provided with 11 guide grooves 14, and the corresponding number of pre-tightening rotating components 2 is also 11. In other embodiments of the present invention, the number of guide grooves 14 and pre-tightening rotating components 2 can be adjusted accordingly according to actual conditions.

[0036] During use, the cabin section is suspended horizontally between the two columns 1, the pre-tightening rotating assembly 2 is passed through the installation channel 13 of one of the columns 1, and then passed through the interior of the cabin and one end thereof is placed in the guide groove 14 on the other column 1. The other end of the pre-tightening rotating assembly 2 is also placed in the corresponding guide groove 14 by adjusting the position of the movable column 1, and then the two ends of the pre-tightening rotating assembly 2 are respectively connected to the driving ends of the first thrust cylinders 12 on both sides; at the same time, multiple first thrust cylinders 12 are started to make multiple pre-tightening rotating assemblies 2 move synchronously to support and position the cabin section; the first processing assembly 3 is also passed through the installation channel 13 of one of the columns 1 and the interior of the cabin in turn, and fixed on the pressure rings 11 on both sides, and the second processing assembly 4 is fixed on the platform 5; multiple pre-tightening rotating assemblies 2 are started to drive the cabin section to rotate around its own axis, and then the first processing assembly 3 and the second processing assembly 4 are started to process the inner and outer walls of the cabin section.

[0037] By arranging multiple pre-tightening rotating components 2 between two columns 1, multiple pre-tightening rotating components 2 are passed through the interior of the cabin section placed in the horizontal direction to support the cabin section, and multiple first thrust cylinders 12 are used to simultaneously push the two ends of the pre-tightening rotating components 2, so that the multiple pre-tightening rotating components 2 can be synchronously moved away from the pressure ring 11 in the radial direction of the pressure ring 11, thereby pre-tightening and fixing the cabin section, so that the cabin section and the pressure ring 11 are coaxially arranged to complete the positioning of the cabin section; then the first processing component 3 and the second processing component 4 are used to machine the inner and outer walls of the cabin section respectively; through the above-mentioned arrangement, large cabin sections can be directly processed without the need to adopt the method of secondary splicing after segmented manufacturing, which greatly reduces the processing cycle and manufacturing cost, and at the same time, the one-piece formed cabin section can have better structural strength.

[0038] In a preferred embodiment, the preloaded rotating assembly 2 includes a guide seat 21, and the two guide seats 21 are correspondingly arranged in the guide grooves 14 on both sides and can slide along the guide grooves 14. A first drive motor 22 is provided in one of the guide seats 21, and a rotating column 23 is fixed to the driving end of the first drive motor 22. The free end of the rotating column 23 is rotatably connected to the guide seat 21 on the side away from the first drive motor 22.

[0039] like Figure 3 As shown, the guide seat 21 is approximately a rectangular structure, and the ends of the two guide seats 21 that are close to each other have a protrusion. When the guide seat 21 is placed in the guide groove 14, the protrusion can rest on the notch of the guide groove 14; a rotating column 23 is rotatably connected between the two corresponding guide seats 21, and a first drive motor 22 is provided in one of the guide seats 21. The drive shaft of the first drive motor 22 is fixed to the rotating column 23 by a flat key, and the rotating column 23 can be driven to rotate by the first drive motor 22.

[0040] In a preferred embodiment, a tightening sleeve 24 is provided on the rotating column 23. The two tightening sleeves 24 can be in rolling contact with the inner wall of the compartment, and the compartment can be rotated around its own axis under the drive of the rotating column 23. The tightening sleeve 24 is also used to limit the compartment along its axial direction.

[0041] like Figure 3 As shown, two expansion sleeves 24 are sleeved on the rotating column 23, and the expansion parts of the expansion sleeves 24 respectively rest on the outer periphery of the rotating column 23 and the inner wall of the cabin to fill the gap between the rotating column 23 and the cabin to avoid uneven contact. The expansion sleeve 24 also has a limiting part, which can rest on the cabin. The limiting parts of multiple expansion sleeves 24 rest on both ends of the cabin along both sides of the axial direction of the cabin, thereby limiting the cabin; through the interaction between the expansion sleeves 24 and the cabin, when the rotating column 23 rotates, the cabin is driven to rotate in the same direction as the rotating column 23 around the central axis of the cabin through friction.

[0042] In a preferred embodiment, the first processing component 3 includes a first main beam 31, and the two ends of the first main beam 31 are respectively arranged on the pressure rings 11 on both sides. A first adapter frame 32 is slidably connected to the first main beam 31, and a second thrust cylinder is provided on the first adapter frame 32. The driving end of the second thrust cylinder is connected to a first milling mechanism 33, and the first milling mechanism 33 is used to process the inner surface of the cabin; the first processing component 3 also includes a first driving mechanism, and the first driving mechanism is used to drive the first adapter frame 32 to move along the first main beam 31.

[0043] like Figure 1 and Figure 4 As shown, the first main beam 31 is fixed between the two pressure rings 11 along the axial direction of the cabin section, and the first adapter frame 32 is slidably connected to the first main beam 31. A second thrust cylinder is provided inside the first adapter frame 32, which is arranged in the vertical direction. The second thrust cylinder has a driving end connected to a first milling mechanism 33 for processing the inner surface of the cabin section. When in use, the first adapter frame 32 is driven by the first driving mechanism to move along the length direction of the first main beam 31, and then the various points of the projection position of the first main beam 31 on the lower inner wall of the cabin section are milled, and then the processing area is expanded by rotating the cabin section to realize the processing of the inner wall of the cabin section. The processing size of the inner wall of the cabin section is adjusted by adjusting the position of the first milling mechanism 33 in the vertical direction through the second thrust cylinder.

[0044] In a preferred embodiment, the second processing assembly 4 includes a second main beam 41, which is arranged on the platform 5. A second adapter frame 42 is slidably connected to the second main beam 41, and a third thrust cylinder is provided on the second adapter frame 42. The driving end of the third thrust cylinder is connected to a second milling mechanism 43, and the second milling mechanism 43 is used to process the inner surface of the cabin; the second processing assembly 4 also includes a second driving mechanism, which is used to drive the second adapter frame 42 to move along the second main beam 41.

[0045] like Figure 1 and Figure 5 As shown, the second main beam 41 is fixed on the platform 5 along the axial direction of the cabin and is located below the cabin. The second adapter frame 42 is slidably connected to the second main beam 41. A third thrust cylinder is provided inside the second adapter frame 42, which is arranged in the vertical direction. The third thrust cylinder has a driving end connected to a second milling mechanism 43 for processing the outer surface of the cabin. When in use, the second adapter frame 42 is driven by the second driving mechanism to move along the length direction of the second main beam 41, and then the milling process is performed on each point of the projection position of the second main beam 41 on the lower outer wall of the cabin, and then the processing area is expanded by rotating the cabin to realize the processing of the inner wall of the cabin. The processing size of the outer wall of the cabin is adjusted by adjusting the position of the second milling mechanism 43 in the vertical direction through the third thrust cylinder.

[0046] In a preferred embodiment, a first mounting groove 15 is provided at the bottom of each of the two pressure rings 11, and the two first mounting grooves 15 are used to set the first main beam 31. A second mounting groove 16 is provided on the platform 5, and the second mounting groove 16 is used to set the second main beam 41; the first mounting groove 15 and the second mounting groove 16 correspond to each other in the vertical direction.

[0047] like Figure 2 As shown, the first mounting groove 15 is opened at the bottom of the inner ring of the pressure ring 11, and main beam pressure plates 34 are also provided at both ends of the first main beam 31. The main beam pressure plates 34 can be fixed at the notch of the first mounting groove 15 by bolts, so that the first main beam 31 is fixed to the two first mounting grooves 15, and the second mounting groove 16 is opened on the platform 5 along the axial direction of the cabin, and the second main beam 41 is arranged in the second mounting groove 16; the first mounting groove 15 and the second mounting groove 16 correspond to each other in the vertical direction, so that the first milling mechanism 33 and the second milling mechanism 43 can simultaneously process a point on the inner wall of the cabin from the inside and outside, thereby realizing uniform force on the cabin and preventing deformation of the cabin during processing.

[0048] In a preferred embodiment, the first drive mechanism and the second drive mechanism have the same structure and both include a second drive motor. The second drive motor is arranged on one of the columns 1, and a screw is fixed to its driving end. The free end of the screw is rotatably connected to the column 1 on the side away from the second drive motor. A nut is threaded on the screw, and the two nuts are respectively fixed to the first adapter frame 32 and the second adapter frame 42.

[0049] like Figure 4 and Figure 5 As shown, the second drive motor is arranged on one of the columns 1, and the drive shaft of the second drive motor is fixedly connected to a lead screw. The end of the lead screw away from the second drive motor is rotatably connected to the other column 1, and the two lead screws pass through the first adapter frame 32 and the second adapter frame 42 respectively. Nuts are also threaded on the lead screw, and the two nuts are fixed to the first adapter frame 32 and the second adapter frame 42 respectively; by starting the second drive motor, the second drive motor drives the lead screw to rotate, and when the lead screw rotates, the nut is moved along the lead screw due to the interaction between the nut and the thread of the lead screw, thereby driving the first adapter frame 32 / the second adapter frame 42 to move axially along the cabin section.

[0050] In a preferred embodiment, the first milling mechanism 33 and the second milling mechanism 43 have the same structure and both include a third drive motor. The two third drive motors are respectively fixed to the drive ends of the second thrust cylinder and the third thrust cylinder, and a milling cutter is fixed to the drive end of the third drive motor.

[0051] like Figure 4 and Figure 5As shown, the two third drive motors are respectively installed on the drive ends of the second thrust cylinder and the third thrust cylinder through the motor mounting base. A milling cutter is fixed on the drive shaft of the third drive motor, and the milling cutter is driven to rotate by the third drive motor to perform milling processing on the cabin section.

[0052] In a preferred embodiment, a heating mechanism is further provided on the rotating column 23 for heating the compartment.

[0053] like Figure 3 As shown, the heating mechanism is provided on a plurality of rotating columns 23 for heating the cabin section. By heat treating the cabin section, the rotating columns 23 can be assisted to correct the deformed parts of the cabin section.

[0054] In a preferred embodiment, a first bearing 25 is provided between the rotating column 23 and the two guide seats 21 .

[0055] like Figure 3 As shown, the first bearing 25 adopts the cross roller bearing in the prior art, which has the characteristics of high rotation accuracy, small installation space and ability to withstand large radial pressure. The rotating column 23 can still maintain good rotation performance under radial pressure.

[0056] Working principle: suspend the cabin section horizontally between two columns 1, pass the pre-tightening rotating assembly 2 through the installation channel 13 of one of the columns 1 and the interior of the cabin section in sequence, and then place the guide seat 21 at one end thereof in the guide groove 14 on the other column 1, and by adjusting the position of the movable column 1, place the guide seat 21 at the other end of the pre-tightening rotating assembly 2 in the corresponding guide groove 14, and then fix the two guide seats 21 to the driving ends of the first thrust cylinders 12 on both sides respectively; simultaneously start multiple first thrust cylinders 12 to make multiple rotating columns 23 move synchronously away from the pressure ring 11 to support and position the cabin section; also pass the first processing assembly 3 through the installation channel 13 of one of the columns 1 3 and the interior of the cabin in turn, so that the two ends of the first main beam 31 are fixed in the first mounting grooves 15 of the pressure rings 11 on both sides, and the second main beam 41 of the second processing assembly 4 is fixed in the second mounting groove 16 on the platform 5; the second thrust cylinder and the third thrust cylinder are started to make the two milling cutters respectively rest on the inner wall and outer wall of the cabin, and the two third drive motors are used to drive the milling cutters to rotate to process the inner and outer walls of the cabin; multiple first drive motors 22 are started to drive the rotating column 23 to rotate, driving the cabin to rotate around its own axis, so that the two milling cutters can process various positions on the circumferential direction of the cabin side wall, and the two second drive motors are started to drive the two milling cutters to move respectively, so that the two milling cutters can process various positions on the axial direction of the cabin side wall.

[0057] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the method of the present invention and its core ideas. The above is only a preferred implementation method of the present invention. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principles of the present invention, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the scope of protection of the present invention.

Claims

1. A 10m compartment machining equipment for a launch vehicle, characterized in that: include: A platform (5), wherein two columns (1) are provided on the platform (5), one of the columns (1) being slidable relative to the platform (5); a mounting channel (13) is provided on the column (1), a pressure ring (11) is provided at one end of the two mounting channels (13) close to each other, a plurality of guide grooves (14) are provided on the column (1) surrounding the pressure ring (11), and a first thrust cylinder (12) is provided in the guide groove (14); A pre-tightening rotating assembly (2), wherein both ends of a plurality of the pre-tightening rotating assemblies (2) are correspondingly arranged in the guide grooves (14) on both sides, and are used to carry the cabin section; the pre-tightening rotating assembly (2) includes a guide seat (21), and the two guide seats (21) are correspondingly arranged in the guide grooves (14) on both sides, and can slide along the guide grooves (14), wherein a first driving motor (22) is provided in one of the guide seats (21), and a rotating column (23) is fixed to the driving end of the first driving motor (22), and the free end of the rotating column (23) is rotatably connected to the guide seat (21) on the side away from the first driving motor (22); the plurality of rotating columns (23) can be driven by the plurality of the first thrust cylinders (12) to move synchronously along the radial direction of the pressure ring (11), so as to abut against the inner wall of the cabin section so that the cabin section and the pressure ring (11) are coaxially arranged, and the pre-tightening rotating assembly (2) can also drive the cabin section to rotate around its own axis; a first processing assembly (3), wherein both ends of the first processing assembly (3) are respectively fixed to the pressure rings (11) on both sides, and are used for processing the inner wall of the cabin section; A second processing assembly (4), the second processing assembly (4) is arranged on the platform (5) and is used to process the outer wall of the cabin section.

2. The 10m compartment machining equipment for a carrier rocket according to claim 1, characterized in that: The rotating column (23) is provided with a tightening sleeve (24), and the two tightening sleeves (24) can be in rolling contact with the inner wall of the compartment, so that the compartment can be rotated around its own axis under the drive of the rotating column (23). The tightening sleeve (24) is also used to limit the compartment along its axial direction.

3. The 10m compartment machining equipment for a carrier rocket according to claim 1, characterized in that: The first processing assembly (3) includes a first main beam (31), the two ends of the first main beam (31) are respectively arranged on the pressure rings (11) on both sides, a first adapter frame (32) is slidably connected to the first main beam (31), a second thrust cylinder is provided on the first adapter frame (32), a driving end of the second thrust cylinder is connected to a first milling mechanism (33), and the first milling mechanism (33) is used to process the inner surface of the cabin section; the first processing assembly (3) also includes a first driving mechanism, and the first driving mechanism is used to drive the first adapter frame (32) to move along the first main beam (31).

4. The 10m compartment machining equipment for a carrier rocket according to claim 3, characterized in that: The second processing assembly (4) includes a second main beam (41), the second main beam (41) is arranged on the platform (5), a second adapter frame (42) is slidably connected to the second main beam (41), a third thrust cylinder is provided on the second adapter frame (42), a driving end of the third thrust cylinder is connected to a second milling mechanism (43), and the second milling mechanism (43) is used to process the inner surface of the cabin section; the second processing assembly (4) also includes a second driving mechanism, and the second driving mechanism is used to drive the second adapter frame (42) to move along the second main beam (41).

5. The 10m compartment machining equipment for a carrier rocket according to claim 4, characterized in that: The inner rings of the two pressure rings (11) are each provided with a first mounting groove (15), and the two first mounting grooves (15) are used to set the first main beam (31). The platform (5) is provided with a second mounting groove (16), and the second mounting groove (16) is used to set the second main beam (41); the first mounting groove (15) and the second mounting groove (16) correspond to each other in the vertical direction.

6. The 10m compartment machining equipment for a carrier rocket according to claim 4, characterized in that: The first drive mechanism and the second drive mechanism have the same structure and both include a second drive motor. The second drive motor is arranged on one of the columns (1). A lead screw is fixed to the drive end of the second drive motor. The free end of the lead screw is rotatably connected to the column (1) away from the side of the second drive motor. A nut is threadedly connected to the lead screw. The two nuts are fixed to the first adapter frame (32) and the second adapter frame (42) respectively.

7. The 10m compartment machining equipment for a carrier rocket according to claim 4, characterized in that: The first milling mechanism (33) and the second milling mechanism (43) have the same structure and both include a third drive motor. The two third drive motors are respectively fixed to the drive ends of the second thrust cylinder and the third thrust cylinder. A milling cutter is fixed to the drive end of the third drive motor.

8. The 10m compartment machining equipment for a carrier rocket according to claim 1, characterized in that: The rotating column (23) is also provided with a heating mechanism for heating the cabin section.

9. The 10m compartment machining equipment for a carrier rocket according to claim 1, characterized in that: A first bearing (25) is provided between the rotating column (23) and the two guide seats (21).

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