CN115138896B - Processing technology applied to spacecraft aluminum alloy wallboard - Google Patents
Processing technology applied to spacecraft aluminum alloy wallboard Download PDFInfo
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- CN115138896B CN115138896B CN202210864601.1A CN202210864601A CN115138896B CN 115138896 B CN115138896 B CN 115138896B CN 202210864601 A CN202210864601 A CN 202210864601A CN 115138896 B CN115138896 B CN 115138896B
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title claims abstract description 10
- 238000003801 milling Methods 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims description 48
- 238000005452 bending Methods 0.000 claims description 47
- 239000000428 dust Substances 0.000 claims description 33
- 238000003754 machining Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 14
- 239000002910 solid waste Substances 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 4
- 238000013000 roll bending Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009270 solid waste treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C1/00—Milling machines not designed for particular work or special operations
- B23C1/06—Milling machines not designed for particular work or special operations with one vertical working-spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/13—Surface milling of plates, sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0046—Devices for removing chips by sucking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2220/00—Details of milling processes
- B23C2220/32—Five-axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2230/00—Details of chip evacuation
- B23C2230/08—Using suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2270/00—Details of milling machines, milling processes or milling tools not otherwise provided for
- B23C2270/08—Clamping mechanisms or provision for clamping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2240/00—Machine tools specially suited for a specific kind of workpiece
- B23Q2240/002—Flat workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention relates to the technical field of part processing, in particular to a processing technology applied to an aluminum alloy wallboard of a spacecraft, which comprises the steps of clamping, limiting, physical milling and hydraulic rolling treatment of the wallboard.
Description
Technical Field
The invention relates to the technical field of part machining, in particular to a machining process applied to an aluminum alloy wallboard of a spacecraft.
Background
The processing of the wallboard parts usually adopts a chemical milling and plate bending process after milling, but the manufacturing precision of the chemical milling process is low, the process needs procedures of glue spraying, scribing, chemical milling, glue removing and the like, the processing is complex, and the solid waste treatment is troublesome; the technical method for bending the plate after milling is simpler, and the defect of chemical milling is overcome, but the surface quality of the wall plate after bending is poor, and a solution is provided for the technical defects.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a processing technology applied to an aluminum alloy wallboard of a spacecraft, which solves the problems of complex working procedures, troublesome solid waste treatment and poor surface quality of the wallboard after bending in the conventional chemical milling of wallboard parts.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: a processing technology applied to an aluminum alloy wallboard of a spacecraft comprises the following steps:
Firstly, placing an aluminum alloy wallboard into processing equipment, and positioning the aluminum alloy wallboard by using a clamping mechanism on the processing equipment;
Step two, controlling a limiting mechanism to limit and clamp two sides of an aluminum alloy wallboard, wherein a first servo electric cylinder driving shaft pushes a limiting frame to approach one side of the wallboard until one side of the wallboard enters the inside of the limiting frame, and at the moment, respectively pushing a limiting plate and a limiting block to limit and clamp one side of the wallboard through a first electric push rod and a second electric push rod which are arranged above and below the inside of the limiting frame;
Step three, the milling cutter rotates in the mounting frame by taking two linear shafts of X, Z shafts as axes, meanwhile, the milling cutter moves in the movable frame by taking the two linear shafts of Y, Z shafts, five-axis linkage is realized under the control of a numerical control system, the milling cutter is always vertical to the machined surface of the wallboard during machining, and the milling machining of the wallboard is finished by using a physical milling mode;
step four, when milling the wall plate machining surface by using a milling cutter, starting the dust collector, and sucking solid waste generated in the milling process on the wall plate machining surface by the dust collector through a dust suction port;
And fifthly, after finishing milling the wallboard, conveying the clamping mechanism to the lower part of the bending mechanism for bending, driving the connecting plate to move towards the rear side in the fixing frame by the linear servo system, driving the whole clamping mechanism to slide to the lower part of the bending mechanism at the top of the frame by utilizing the connection of the connecting frame and the connecting plate, driving the lifting frame to move downwards along the sliding plate by the driving shaft of the hydraulic cylinder, driving the mounting block to slide at the bottom of the lifting frame by the driving shaft of the second servo cylinder according to the bending position of the wallboard, and continuing to drive the lifting frame to move downwards by the hydraulic cylinder until the surface of the bending press block contacts with the processing surface of the wallboard, and pushing the bending press block to carry out static pressure bending on the processing surface of the wallboard by utilizing the hydraulic cylinder.
Preferably, the working method of the clamping mechanism in the first step is as follows:
The wallboard is placed above the vacuum chuck, the negative pressure pump is started to pump the pressure inside the vacuum chuck to negative pressure, the wallboard is firmly adsorbed above the vacuum chuck, and the wallboard is clamped.
Preferably, in step one the processing equipment includes frame, mount, adjustable shelf, mounting bracket, tool bit mount pad and milling cutter, the top of frame is provided with the mount, and the top slip of mount is provided with the adjustable shelf, the inside slip of adjustable shelf is provided with the mounting bracket, and the inside activity of mounting bracket is provided with the tool bit mount pad, the inside of tool bit mount pad is provided with milling cutter, the inside of frame is provided with clamping mechanism, the inside of mount is provided with stop gear, and the rear side of mount is provided with the mechanism of curling.
Preferably, in the second step, the stop mechanism includes stop frame, fixed plate, connecting plate, sharp servo, movable block, first servo jar and dust catcher, the inside of mount is provided with sharp servo, and one side of sharp servo is provided with the connecting plate, one side of connecting plate and the inside sliding connection of mount, and one side of connecting plate is provided with the fixed plate, one side of fixed plate is provided with the stop frame, and the below of fixed plate one side and one side fixed connection of connecting frame, the inside of fixed plate is provided with first servo jar, and the one end and the one side fixed connection of stop frame of first servo jar drive shaft, the inside top symmetry of stop frame is provided with two first electric putter, and the one end of two first electric putter drive shafts all is provided with the stopper, the inside below symmetry of stop frame is provided with two second electric putter, and the one end of two second electric putter drive shafts is provided with the stop plate.
Preferably, the inside slip of mount is provided with the movable block, and the surface of first servo electricity jar and the inside fixed connection of movable block, the dust absorption mouth has been seted up to the inside of locating rack, one side of movable block is provided with the dust catcher, and the one end of dust catcher communicates with the inside of dust absorption mouth through the pipe.
Preferably, in the fifth step, the bending mechanism comprises a hydraulic cylinder, a lifting frame, sliding plates, mounting blocks, bending pressing blocks, sliding grooves and second servo electric cylinders, two sliding plates are symmetrically arranged at the rear of the inner part of the fixing frame, the lifting frame is interactively arranged between one sides of the two sliding plates, the hydraulic cylinder is arranged at the rear side of the top of the fixing frame, one end of a driving shaft of the hydraulic cylinder is fixedly connected with the top of the lifting frame, the mounting blocks are slidably arranged at the bottom of the lifting frame, two sliding blocks are symmetrically arranged at the top of the mounting blocks, two sliding grooves matched with the sliding blocks are symmetrically arranged at the bottom of the lifting frame, two second servo electric cylinders are symmetrically arranged at the bottom of the lifting frame, and one ends of driving shafts of the two second servo electric cylinders are respectively fixedly connected with the two sides of the mounting blocks.
(III) beneficial effects
The invention provides a processing technology applied to an aluminum alloy wallboard of a spacecraft. Compared with the prior art, the method has the following beneficial effects:
(1) The milling cutter rotates by taking two linear shafts of X, Z shafts as axes in the mounting frame, meanwhile, the milling cutter moves by taking two linear shafts of Y, Z shafts in the movable frame, five-shaft linkage is realized under the control of the numerical control system, the milling cutter is always perpendicular to the machined surface of the wallboard in the machining process, the milling machining of the wallboard is finished by utilizing a physical milling mode, compared with a chemical milling mode, the operation procedure of the physical milling is simple, the machining efficiency is high, the cost of the milling machining is lower than that of the chemical milling, the solid waste generated in the machining process is simpler to treat, the whole clamping mechanism is driven to slide to the position right below the bending mechanism by the limiting mechanism after the milling machining of the surface of the wallboard is finished by the physical milling mode, the hydraulic bending machining is carried out on the wallboard after the milling machining by utilizing the bending mechanism, the circular arc after the bending is natural, and the surface quality is good.
(2) Through setting up stop gear in the inside of mount, utilize to set up the dust catcher in stop gear's inside, promote the stop frame to be close to one side of wallboard through first servo electric cylinder drive shaft, until one side of wallboard gets into the inside of stop frame, promote limiting plate and stopper respectively through first electric putter and the second electric putter of the inside upper and lower side of control stop frame and carry out spacing centre gripping to one side of wallboard this moment, improve the clamping stability to the wallboard to guarantee the precision to wallboard milling process; when milling the wallboard machining surface by utilizing the milling cutter, the dust collector is started, solid waste generated in the milling process on the wallboard machining surface is sucked by the dust collector through the dust suction opening, so that the rapid cleaning of the milling solid waste is realized, the influence of the solid waste on the wallboard machining surface on the subsequent bending machining of the wallboard is avoided, and the surface quality of the wallboard after being machined and molded is improved.
(3) The second servo electric cylinder drive shaft drives the mounting block to slide at the bottom of the lifting frame, then the hydraulic cylinder continues to push the lifting frame to move downwards until the surface of the bending press block is contacted with the processing surface of the wallboard, and the hydraulic cylinder is used for pushing the bending press block to carry out static pressure bending on the processing surface of the wallboard, so that the problem that the quality of the surface of the wallboard is poor after the flat plate is milled and bent is solved.
Drawings
FIG. 1 is a top view of the construction of the processing apparatus of the present invention;
FIG. 2 is a schematic view of the construction of the processing apparatus of the present invention;
FIG. 3 is a schematic view of the structure of the clamping mechanism of the present invention;
FIG. 4 is a schematic view of a spacing mechanism according to the present invention;
FIG. 5 is a side view of the spacing structure of the present invention;
FIG. 6 is a top view of the structure of the lift frame of the present invention;
fig. 7 is a bottom view of the structure of the elevator of the present invention.
In the figure, 10, a rack; 20. a fixing frame; 30. a movable frame; 40. a mounting frame; 50. a tool bit mounting seat; 60. a milling cutter; 100. clamping mechanism; 101. a movable frame; 102. a vacuum chuck; 103. a negative pressure pump; 104. a connecting frame; 200. a limiting mechanism; 201. a limiting frame; 202. a fixing plate; 203. a connecting plate; 204. a linear servo system; 205. a movable block; 206. a first servo cylinder; 207. a dust collector; 208. a first electric push rod; 209. a limiting block; 210. a second electric push rod; 211. a limiting plate; 212. a dust collection port; 300. a bending mechanism; 301. a hydraulic cylinder; 302. a lifting frame; 303. a slide plate; 304. a mounting block; 305. bending the pressing block; 306. a slide block; 307. a chute; 308. a second servo electric cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
Referring to fig. 1-7, a processing technology applied to an aluminum alloy wallboard of a spacecraft comprises the following steps:
Firstly, placing an aluminum alloy wallboard in processing equipment, positioning the aluminum alloy wallboard by using a clamping mechanism 100 on the processing equipment, placing the wallboard above a vacuum chuck 102, starting a negative pressure pump 103 to pump the pressure inside the vacuum chuck 102 into negative pressure, firmly adsorbing the wallboard above the vacuum chuck 102, and finishing the clamping of the wallboard;
Step two, controlling the limiting mechanism 200 to limit and clamp two sides of the aluminum alloy wallboard, wherein the first servo electric cylinder 206 drives the shaft to push the limiting frame 201 to approach one side of the wallboard until one side of the wallboard enters the inside of the limiting frame 201, and at the moment, the first electric push rod 208 and the second electric push rod 210 which are respectively used for controlling the upper and lower parts inside the limiting frame 201 push the limiting plate 211 and the limiting block 209 to limit and clamp one side of the wallboard;
step three, the milling cutter 60 rotates in the mounting frame 40 by taking two linear shafts of X, Z shafts as axes, meanwhile, the milling cutter 60 moves in the movable frame 30 by taking the two linear shafts of Y, Z shafts, five-axis linkage is realized under the control of a numerical control system, the milling cutter 60 is always vertical to the machined surface of the wallboard in machining, and the milling machining of the wallboard is finished by using a physical milling mode;
Step four, when milling the wall plate machining surface by using the milling cutter 60, starting the dust collector 207, and sucking solid waste generated in the milling process on the wall plate machining surface by the dust collector 207 through the dust suction opening 212;
And fifthly, after finishing milling the wallboard, conveying the clamping mechanism 100 to the lower part of the bending mechanism 300 for bending, driving the connecting plate 203 to move to the rear side in the fixing frame 20 by the linear servo system 204, driving the whole clamping mechanism 100 to slide to the lower part of the bending mechanism 300 at the top of the frame 10 by utilizing the connection of the connecting frame 104 and the connecting plate 203, driving the lifting frame 302 to move downwards along the sliding plate 303 by the driving shaft of the hydraulic cylinder 301, driving the mounting block 304 to slide at the bottom of the lifting frame 302 by the driving shaft of the second servo cylinder 308 according to the bending position of the wallboard, and continuing to push the lifting frame 302 to move downwards by the hydraulic cylinder 301 until the surface of the bending press block 305 contacts with the processing surface of the wallboard, and performing static pressure bending on the processing surface of the wallboard by pushing the bending press block 305 by the hydraulic cylinder 301.
Example 2:
Referring to fig. 1-7, the processing device in the invention includes a frame 10, a fixed frame 20, a movable frame 30, a mounting frame 40, a tool bit mounting seat 50 and a milling cutter 60, the top of the frame 10 is provided with the fixed frame 20, the top of the fixed frame 20 is slidingly provided with the movable frame 30, the inside of the movable frame 30 is slidingly provided with the mounting frame 40, the inside of the mounting frame 40 is movably provided with the tool bit mounting seat 50, the inside of the tool bit mounting seat 50 is provided with the milling cutter 60, wherein the connection mode of the milling cutter 60 in the mounting frame 40 and the sliding connection mode between the movable frame 30 and the fixed frame 20 and the mounting frame 40 adopt a five-axis gantry processing center in the prior art as the processing device, the milling cutter 60 rotates by taking two linear axes of X, Z axes in the inside the mounting frame 40, meanwhile, the milling cutter 60 moves by taking two linear axes of Y, Z axes in the inside the movable frame 30, five-axis linkage is realized under the control of a numerical control system, the milling cutter 60 is always perpendicular to the processed surface of a wallboard, and the milling processing is finished by using a physical milling mode.
The inside of frame 10 is provided with clamping mechanism 100, and the inside of mount 20 is provided with stop gear 200, and the rear side of mount 20 is provided with the mechanism of bending 300, after the milling of the surface is accomplished to the wallboard through the mode of physical milling, drives whole clamping mechanism 100 through stop gear 200 and slides under the mechanism of bending 300, utilizes the mechanism of bending 300 to carry out hydraulic pressure bending to the wallboard after milling, and the circular arc after the bending is natural, and surface quality is good.
Example 3:
As a further supplement of the above embodiment 1, the clamping mechanism 100 includes a movable frame 101, a vacuum chuck 102, a negative pressure pump 103 and a connecting frame 104, the two sides of the movable frame 101 are respectively provided with the connecting frames 104, one sides of the two connecting frames 104 are respectively fixedly connected with one side of the limiting mechanism 200, the top of the movable frame 101 is provided with the vacuum chuck 102, the inside of the movable frame 101 is provided with the negative pressure pump 103, one end of the negative pressure pump 103 is communicated with the inside of the vacuum chuck 102 through a conduit, and an arc-shaped groove is formed in the inside of the vacuum chuck 102, wherein the top of the vacuum chuck 102 is provided with a sealing ring, the pressure inside the vacuum chuck 102 is pumped into negative pressure by placing a wallboard above the vacuum chuck 102, the wallboard is firmly adsorbed above the vacuum chuck 102, the clamping of the wallboard is completed, then the limiting mechanism 200 inside the fixing frame 20 is matched for limiting the two sides of the wallboard, and then the five-axis linkage milling cutter 60 is controlled by a numerical control system for physical milling of the machined surface of the wallboard.
Example 4:
As a further supplement to the above embodiment 1, the limiting mechanism 200 includes a limiting frame 201, a fixing plate 202, a connecting plate 203, a linear servo 204, a movable block 205, a first servo cylinder 206 and a dust collector 207, the inside of the fixing frame 20 is provided with the linear servo 204, one side of the linear servo 204 is provided with the connecting plate 203, one side of the connecting plate 203 is slidably connected with the inside of the fixing frame 20, one side of the connecting plate 203 is provided with the fixing plate 202, one side of the fixing plate 202 is provided with the limiting frame 201, the lower part of one side of the fixing plate 202 is fixedly connected with one side of the connecting frame 104, the inside of the fixing plate 202 is provided with the first servo cylinder 206, one end of a driving shaft of the first servo cylinder 206 is fixedly connected with one side of the limiting frame 201, the inside of the fixing frame 20 is slidably provided with the movable block 205, and the surface of the first servo cylinder 206 is fixedly connected with the inside of the movable block 205, two first electric push rods 208 are symmetrically arranged above the inside of the limiting frame 201, one ends of driving shafts of the two first electric push rods 208 are respectively provided with a limiting block 209, two second electric push rods 210 are symmetrically arranged below the inside of the limiting frame 201, one ends of driving shafts of the two second electric push rods 210 are provided with limiting plates 211, a dust collection opening 212 is formed in the inside of the limiting frame 201, one side of a movable block 205 is provided with a dust collector 207, one end of the dust collector 207 is communicated with the inside of the dust collection opening 212 through a guide pipe, the limiting frame 201 is pushed to approach one side of a wallboard through a driving shaft of a first servo electric cylinder 206 until one side of the wallboard enters the inside of the limiting frame 201, at the moment, the limiting plates 211 and one side of the wallboard are respectively pushed by the first electric push rods 208 and the second electric push rods 210 which control the upper and lower sides of the inside of the limiting frame 201, when milling the wallboard machining surface by using the milling cutter 60, the dust collector 207 is started, solid waste generated in the milling process on the wallboard machining surface is sucked by the dust collector 207 through the dust suction opening 212, so that the milling solid waste is quickly cleaned, the influence of the solid waste on the wallboard machining surface on the subsequent bending machining of the wallboard is avoided, and the surface quality of the wallboard after being machined and molded is improved.
Example 5:
As a further supplement to the above embodiment 1, the bending mechanism 300 includes a hydraulic cylinder 301, a lifting frame 302, a sliding plate 303, a mounting block 304, a bending press block 305, a sliding block 306, a sliding slot 307 and a second servo cylinder 308, two sliding plates 303 are symmetrically disposed at the rear of the inside of the fixing frame 20, the lifting frame 302 is interactively disposed between one sides of the two sliding plates 303, the hydraulic cylinder 301 is disposed at the rear side of the top of the fixing frame 20, one end of a driving shaft of the hydraulic cylinder 301 is fixedly connected with the top of the lifting frame 302, the mounting block 304 is slidably disposed at the bottom of the lifting frame 302, the top of the mounting block 304 is symmetrically disposed with two sliding blocks 306, the bottom of the lifting frame 302 is symmetrically disposed with two sliding slots 307, the surfaces of the two sliding blocks 306 are respectively in sliding connection with the inside of the two sliding slots 307, the bottom of the lifting frame 302 is symmetrically disposed with two second servo cylinders 308, one end of the driving shaft of the two second servo cylinders 308 is respectively in fixed connection with two sides of the mounting block 304, after finishing milling processing of the wall plate, the connecting plate 203 is driven by the linear servo system 204 to move at the rear side of the inside of the fixing frame 20, the connecting plate 203 is driven by the connecting frame 203 to the connecting frame 104, the connecting plate is driven by the connecting frame 203 to the connecting frame 100 to the connecting plate 300, the lifting frame 300 is driven by the whole connecting frame 203 is driven by the sliding block 104 to move down, the sliding block 300 is driven by the sliding block 300 to the lifting frame 300, and the lifting frame 300 is driven by the sliding block to move down along the sliding block 300, and the bottom is driven by the sliding block 300 to move down along the sliding block 300, and the lifting frame 300 is continuously to move down along the sliding block 300, and then to roll is driven by the sliding block 300, and is driven to move down to move along the lifting frame 300, and to move, the problem of dull and stereotyped milling has the wallboard surface quality poor after bending is solved.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The processing technology applied to the spacecraft aluminum alloy wallboard is characterized by comprising the following steps of: the method comprises the following steps:
Firstly, placing an aluminum alloy wallboard into processing equipment, and positioning the aluminum alloy wallboard by using a clamping mechanism (100) on the processing equipment;
step two, controlling a limiting mechanism (200) to limit and clamp two sides of an aluminum alloy wallboard, wherein a driving shaft of a first servo electric cylinder (206) pushes a limiting frame (201) to approach one side of the wallboard until one side of the wallboard enters the inside of the limiting frame (201), and at the moment, respectively pushing a limiting plate (211) and a limiting block (209) to limit and clamp one side of the wallboard through a first electric push rod (208) and a second electric push rod (210) which are arranged at the upper and lower parts inside the limiting frame (201);
Step three, the milling cutter (60) rotates in the mounting frame (40) by taking two linear shafts of X, Z shafts as axes, meanwhile, the milling cutter (60) moves in the movable frame (30) by taking the two linear shafts of Y, Z shafts, five-axis linkage is realized under the control of a numerical control system, the milling cutter (60) is always vertical to the machined surface of the wallboard in machining, and the machining of milling the wallboard is finished by using a physical milling mode;
step four, when milling the wallboard machining surface by using the milling cutter (60), starting the dust collector (207), and sucking solid waste generated in the milling process on the wallboard machining surface by the dust collector (207) through the dust collection opening (212);
Step five, after finishing milling processing of the wallboard, conveying the clamping mechanism (100) to the lower part of the bending mechanism (300) for bending processing, driving the connecting plate (203) to move to the rear side in the fixing frame (20) by the linear servo system (204), driving the whole clamping mechanism (100) to slide to the lower part of the bending mechanism (300) at the top of the frame (10) by utilizing the connection of the connecting frame (104) and the connecting plate (203), driving the lifting frame (302) to move downwards by the driving shaft of the hydraulic cylinder (301) along the sliding plate (303), driving the mounting block (304) to slide at the bottom of the lifting frame (302) by the driving shaft of the second servo cylinder (308) according to the bending position of the wallboard, continuing to push the lifting frame (302) to move downwards by the hydraulic cylinder (301) until the surface of the bending pressing block (305) is contacted with the processing surface of the wallboard, and driving the bending block (305) to perform static pressure bending on the processing surface of the wallboard by the hydraulic cylinder (301);
The machining equipment comprises a frame (10), a fixed frame (20), a movable frame (30), a mounting frame (40), a cutter head mounting seat (50) and a milling cutter (60), wherein the fixed frame (20) is arranged at the top of the frame (10), the movable frame (30) is arranged at the top of the fixed frame (20) in a sliding mode, the mounting frame (40) is arranged in the movable frame (30) in a sliding mode, the cutter head mounting seat (50) is movably arranged in the mounting frame (40), the milling cutter (60) is arranged in the cutter head mounting seat (50), a clamping mechanism (100) is arranged in the frame (10), a limiting mechanism (200) is arranged in the fixing frame (20), and a bending mechanism (300) is arranged at the rear side of the fixing frame (20).
The limiting mechanism (200) comprises a limiting frame (201), a fixed plate (202), a connecting plate (203), a linear servo system (204), a movable block (205), a first servo electric cylinder (206) and a dust collector (207), wherein the linear servo system (204) is arranged in the fixing frame (20), the connecting plate (203) is arranged on one side of the linear servo system (204), one side of the connecting plate (203) is in sliding connection with the fixing frame (20), the fixed plate (202) is arranged on one side of the fixed plate (202), the limiting frame (201) is arranged on one side of the fixed plate (202), the lower part of one side of the fixed plate (202) is fixedly connected with one side of the connecting frame (104), the first servo electric cylinder (206) is arranged in the fixing plate (202), one end of a driving shaft of the first servo electric cylinder (206) is fixedly connected with one side of the limiting frame (201), two first electric push rods (208) are symmetrically arranged above the inner part of the limiting frame (201), one ends of the driving shafts of the two first electric push rods (208) are both provided with limiting blocks, two electric push rods (210) are symmetrically arranged below the inner part of the driving shafts (210), the inside of the fixed frame (20) is provided with a movable block (205) in a sliding manner, the surface of the first servo electric cylinder (206) is fixedly connected with the inside of the movable block (205), the inside of the limiting frame (201) is provided with a dust collection opening (212), one side of the movable block (205) is provided with a dust collector (207), and one end of the dust collector (207) is communicated with the inside of the dust collection opening (212) through a guide pipe;
The utility model provides a roll bending mechanism (300) includes pneumatic cylinder (301), crane (302), slide (303), installation piece (304), roll pressing block (305), slider (306), spout (307) and second servo cylinder (308), inside rear symmetry of mount (20) is provided with two slide (303), and interdynamic between one side of two slide (303) is provided with crane (302), the rear side at mount (20) top is provided with pneumatic cylinder (301), and the one end of pneumatic cylinder (301) drive shaft and the top fixed connection of crane (302), the bottom slip of crane (302) is provided with installation piece (304), and the top symmetry of installation piece (304) is provided with two sliders (306), the bottom symmetry of crane (302) is provided with two spouts (307) with slider (306) matched with, the bottom symmetry of crane (302) is provided with two second servo cylinders (308), and the one end of two second servo cylinder (308) drive shaft respectively with the fixed connection of both sides of installation piece (304).
2. The processing technology applied to the spacecraft aluminum alloy wallboard according to claim 1, wherein the processing technology comprises the following steps: the working method of the clamping mechanism (100) in the first step is as follows:
The wallboard is placed above the vacuum chuck (102), the negative pressure pump (103) is started to pump the pressure inside the vacuum chuck (102) into negative pressure, the wallboard is firmly adsorbed above the vacuum chuck (102), and the wallboard is clamped.
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| CN113814737A (en) * | 2021-10-18 | 2021-12-21 | 南通跃通数控设备股份有限公司 | A flexible processing equipment of alloy ex-trusions for aluminum-wood door leaf is bordured |
| CN114570988A (en) * | 2022-03-15 | 2022-06-03 | 广德凯雷特机械科技有限公司 | Machining process applied to spacecraft top cover |
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| CN113814737A (en) * | 2021-10-18 | 2021-12-21 | 南通跃通数控设备股份有限公司 | A flexible processing equipment of alloy ex-trusions for aluminum-wood door leaf is bordured |
| CN114570988A (en) * | 2022-03-15 | 2022-06-03 | 广德凯雷特机械科技有限公司 | Machining process applied to spacecraft top cover |
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