CN106239066B - A kind of processing method of bay section workpiece - Google Patents
A kind of processing method of bay section workpiece Download PDFInfo
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- CN106239066B CN106239066B CN201610787923.5A CN201610787923A CN106239066B CN 106239066 B CN106239066 B CN 106239066B CN 201610787923 A CN201610787923 A CN 201610787923A CN 106239066 B CN106239066 B CN 106239066B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/01—Aircraft parts
Abstract
The present invention provides a kind of processing method of bay section workpiece, and workpiece includes end face, and method includes：On the basis of the end face of workpiece, the flatness of end face is determined；On the basis of pin hole and bottom outlet on end face, the roughing center of workpiece is determined；Roughing is carried out to the shape of workpiece, detects the allowance of each end face；According to preset size, the shape of the workpiece is finished using diamond milling cutter；On the basis of the shape after finishing, the finishing center of workpiece is determined；Side edge cutting is carried out to end face, end face seal boss using diamond coatings milling cutter and shear blade is cut；Boring processing is carried out to the pin hole on end face；The trough rim of notch is compressed using pressing plate；Method is cut using spiral, notch is segmented with preset cutting step-length, is layered processing.In this way, using the processing method of Reference Transforming, solve the problems, such as that machining deformation causes wall unevenness even under unity reference；Avoid the phenomenon that scaling-off, to collapse block, aliquation occur in processing.
Description
Technical field
The invention belongs to technical field of mechanical processing more particularly to a kind of processing methods of bay section workpiece.
Background technology
In recent years, being constantly progressive with science and technology, material technology is developed rapidly.Composite material is as a kind of new
Proximate matter material has been increasingly becoming one of leading material of 21 century.Composite material has light weight, compared with high specific strength, specific modulus,
The features such as anticorrosive, high temperature resistant, ablation resistance is the ideal material of the weapons such as aircraft, guided missile, aerospace craft." metal+multiple
Condensation material " is a kind of structural member more common in leading weapon system at present, main at present using technologies systems such as winding, suits
It makes.
For ceramic matric composite as a kind of novel composite material, anticorrosive, heat safe performance is more powerful.With
The update for Aerospace Products, the requirement to flight time, Mach number is higher and higher, to the performance of heat-resistant composite material
Equal requirements are continuously improved, and demand is also increasing.
But due to ceramic matric composite hardness is high, brittleness is big etc., easy aliquation, scaling-off is processed, sharp edge easily collapses block
Deng, tool wear is fast, processing it is yielding, machining accuracy, evenness of wall thickness, docking require etc. be difficult to ensure, cause processing make pottery
When the bay section workpiece of porcelain composite base, the quality and precision of bay section workpiece cannot be ensured.
Based on this, the present invention provides a kind of processing method of bay section workpiece, to solve the above problem in the prior art.
Invention content
In view of the problems of the existing technology, it an embodiment of the present invention provides a kind of processing method of bay section workpiece, is used for
Solve in the prior art, in the bay section workpiece of processing ceramic composite base, easily occur machining deformation, heat shield wall unevenness it is even,
Scaling-off phenomena such as collapsing block, the technical issues of causing the quality of workpiece and precision cannot be guaranteed.
The present invention provides a kind of processing method of bay section workpiece, and the workpiece includes end face, and slot is provided on the end face
Mouthful, the method includes：
On the basis of each end face of the workpiece, the flatness of each end face is determined；
On the basis of the pin hole and bottom outlet on each end face, the roughing center of the workpiece is determined；
Roughing is carried out to the shape of the workpiece, detects the allowance of each end face；
According to preset size, the shape of the workpiece is finished using diamond milling cutter；
On the basis of the shape after finishing, the finishing center of the workpiece is determined；
Side edge cutting is carried out to each end face and each end face seal boss using diamond coatings milling cutter according to preset size
And shear blade cutting；
Boring processing is carried out to the pin hole on each end face according to preset pin hole size；
The trough rim of notch is compressed using pressing plate；
Method is cut using spiral, the notch is segmented with preset cutting step-length, is layered processing.
In said program, roughing is carried out to the shape of the workpiece, including：
Trial cut is carried out from the small end of the workpiece to big end；
It is suitable to the workpiece along the direction of composite material to be wound using the diamond milling cutter using 1mm as allowance
Milling Machining；
Workpiece configurations after detection processing, confirm light-exposed surplus.
In said program, the allowance for detecting each end face includes：Each end face of workpiece is detected using detection method of eddy
Wall thickness, the allowance of each end face is confirmed according to the wall thickness of each end face.
In said program, on the basis of the shape after finishing, determine that the finishing center of the workpiece includes：
On the basis of each end face, determine that the flatness of each end face is not more than 0.05；
True the finishing center of the workpiece on the basis of the workpiece configurations after finishing.
In said program, side edge cutting is carried out to each end face using diamond milling cutter according to preset size and shear blade is cut
Including：
Using 1mm as allowance, side edge cutting is carried out to each end face using diamond coatings milling cutter；Again with shear blade cutting
Mode carries out layering to each end face and is refined to pre-set dimension.
In said program, according to preset size using diamond milling cutter to each end face seal boss carry out side edge cutting and
Shear blade is cut：
Using 3mm as allowance, side edge cutting is carried out to each end face seal boss using diamond coatings milling cutter；
Using 0.5mm as allowance, then by shear blade cut in a manner of to each end face seal boss in a manner of from the top down
Climb cutting layered cutting；
Preset size is refined to seal boss using diamond coatings milling cutter.
In said program, the bay section workpiece is diamond-shaped body structure.
In said program, after being processed to the notch, the method further includes：
The linear dimension of the workpiece is detected using angle square；
Utilize the wall thickness of each end face of detection method of eddy detection workpiece；
On the basis of the pin hole on each end face and each end face, the profile and shape of the workpiece are detected using 3-D photography device
Position tolerance.
In said program, the end face includes：Metal covering and heat shield.
In said program, the bay section length is 1100mm, and the diagonal line length shaft length of rhombogen is 1400mm, and short axle is long
Degree is 800mm.
The present invention provides a kind of processing methods of bay section workpiece, and the workpiece includes end face, is provided on the end face
Notch, the method includes：On the basis of each end face of the workpiece, the flatness of each end face is determined；With on each end face
Pin hole and bottom outlet on the basis of, determine the roughing center of the workpiece；Roughing is carried out to the shape of the workpiece, detection is each
The allowance of end face；According to preset size, the shape of the workpiece is finished using diamond milling cutter；With finishing
On the basis of shape after work, the finishing center of the workpiece is determined；Diamond coatings milling cutter pair is utilized according to preset size
Each end face and each end face seal boss carry out side edge cutting and shear blade cutting；According to preset pin hole size to the pin on each end face
Hole carries out boring processing；The trough rim of notch is compressed using pressing plate；Method is cut using spiral, with preset cutting step-length to described
Notch is segmented, is layered processing.In this way, using the processing method of Reference Transforming, solves machining deformation under unity reference and lead
The even problem of the wall unevenness of cause and the overproof problem of docking pin hole pitch-row；And the different position of workpiece is filled using different compressions
Folder mode avoids and the phenomenon that scaling-off, to collapse block, aliquation occurs in processing；And then product quality can be efficiently controlled, ensure production
Product matching requirements.
Description of the drawings
Fig. 1 is the processing method flow diagram for the bay section workpiece that the embodiment of the present invention one provides；
Fig. 2 is the structural schematic diagram for the bay section workpiece that the embodiment of the present invention one provides.
Specific implementation mode
In order to solve in the bay section workpiece of processing ceramic composite base, easily occur machining deformation, heat shield wall unevenness it is even,
Scaling-off phenomena such as collapsing block, the technical issues of causing the quality of workpiece and precision cannot be guaranteed, the present invention provides a kind of bay section works
The processing method of part, the workpiece include end face, and notch is provided on the end face, the method includes：With the workpiece
On the basis of each end face, the flatness of each end face is determined；On the basis of the pin hole and bottom outlet on each end face, the workpiece is determined
Roughing center；Roughing is carried out to the shape of the workpiece, detects the allowance of each end face；According to preset size,
The shape of the workpiece is finished using diamond milling cutter；On the basis of the shape after finishing, the workpiece is determined
Finishing center；Side edge is carried out to each end face and each end face seal boss using diamond coatings milling cutter according to preset size
Cutting and shear blade cutting；Boring processing is carried out to the pin hole on each end face according to preset pin hole size；Using pressing plate by notch
Trough rim compresses；Method is cut using spiral, the notch is segmented with preset cutting step-length, is layered processing.
Technical scheme of the present invention is described in further detail below by drawings and the specific embodiments.
The present embodiment provides a kind of processing methods of bay section workpiece, and the workpiece includes end face, is provided on the end face
Notch, the notch are U type slot.Wherein, the bay section length in the present embodiment is 1100mm, in other embodiment, the cabin
Segment length can be adjusted according to actual conditions.
As shown in Figure 1, the described method comprises the following steps：
Step 110, on the basis of each end face of the workpiece, the flatness of each end face is determined.
In this step, the end face includes metal covering and heat shield, and metal covering is on the basis of the metallic framework face of workpiece, profit
Determine that the flatness of the metal covering is not more than 0.05 with planimeter.
Step 111, on the basis of pin hole and bottom outlet on each end face, the roughing center of the workpiece is determined.
In this step, it is machined with pin hole and bottom outlet on the metal covering, on the basis of the pin hole and bottom outlet, described in determination
The roughing center of workpiece.
Step 112, roughing is carried out to the shape of the workpiece, detects the allowance of each end face.
In this step, trial cut is carried out from the small end of the workpiece to big end, and confirm that the allowance of machined surface is substantially equal
It is even；Using 1mm as allowance, workpiece is rough milled, specifically utilizes the diamond milling cutter along composite wood to be wound
The direction of material processes the workpiece climb cutting.
After rough milling, the workpiece configurations after rough milling are detected, confirm whether light-exposed surplus is sufficient.
Then, the wall thickness that each end face of the workpiece is detected using detection method of eddy is confirmed according to the wall thickness of each end face
Whether the allowance of each end face is uniform.
Step 113, according to preset size, the shape of the workpiece is finished using diamond milling cutter.
In this step, when determining that the allowance of each end face of the workpiece is uneven, then coordinates to process shape, ensure each
The uniform wall thickness of end face.Then according to preset size, the shape of the workpiece is finished using diamond milling cutter.
Step 114, on the basis of the shape after finishing, the finishing center of the workpiece is determined.
In this step, on the basis of the metal covering of each end face, determine that the flatness of each end face is not more than using planimeter
0.05；True the finishing center of the workpiece on the basis of the workpiece configurations after finishing again.
Step 115, each end face and each end face seal boss are carried out using diamond coatings milling cutter according to preset size
Side edge is cut and shear blade cutting.
In this step, first using 1mm as allowance, side edge cutting is carried out to each end face using diamond coatings milling cutter；
Layering is carried out to each end face in such a way that shear blade is cut again and is refined to pre-set dimension.
Again using 3mm as allowance, side edge cutting is carried out to each end face seal boss using diamond coatings milling cutter；With
0.5mm is allowance, then to each end face seal boss, climb cutting layering is cut in a manner of from the top down in such a way that shear blade is cut
It cuts；Diamond coatings milling cutter is recycled to be refined to preset size to seal boss.
Finally, boring processing is carried out to the pin hole on the end face using according to preset pin hole size.
Further, it after carrying out boring processing to the pin hole on the end face according to preset pin hole size, also needs to each end
Notch on face is finished, and specifically, makes pressing plate by oneself before processing, from notch end face to notch side using homemade pressing plate
The trough rim of notch is compressed；Cut method using spiral, the notch is segmented with preset cutting step-length, be layered plus
Work prevents material aliquation, unsticking, bursts apart；Wherein, the cutting step-length can be adjusted according to actual conditions.
After being processed to the notch, the linear ruler using workpiece described in the conventional detections workpiece sensings such as angle square is also needed
It is very little；Utilize the wall thickness of each end face of detection method of eddy detection workpiece；On the basis of the pin hole on each end face and each end face, three-dimensional is utilized
Camera detects the profile and geometric tolerance of the workpiece.
Finally, it makes special protection plate and protective plate is fixed on by end face, protection end by the pin hole and bottom outlet of each end face
The seamed edge and boss of face heat shield.Wherein, bay section workpiece is specifically as follows diamond-shaped body structure, and overall structure is as shown in Figure 2.Institute
The diagonal line length shaft length for stating rhombogen is 1400mm, minor axis length 800mm；In other embodiment, pair of the rhombogen
Linea angulata long axis length and minor axis length can be adjusted according to actual conditions.
The processing method of bay section workpiece provided in this embodiment, it is first thick with pin hole positioning using Reference Transforming processing method
Shape is processed, then evenness of wall thickness is determined with eddy current detection method, by coordination wall thickness finished profile, then on the basis of shape
End face pin hole is processed, determines product Cutter coordinate system；Different characteristic processing uses different installation way, avoids in processing
Occur it is scaling-off, collapse the phenomenon that block, aliquation and then can efficiently control product quality, ensure Product Assembly requirement.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention, it is all
All any modification, equivalent and improvement made by within the spirit and principles in the present invention etc. should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of processing method of bay section workpiece, which is characterized in that the workpiece includes end face, and slot is provided on the end face
Mouthful, the method includes：
On the basis of each end face of the workpiece, the flatness of each end face is determined；
On the basis of the pin hole and bottom outlet on each end face, the roughing center of the workpiece is determined；
Roughing is carried out to the shape of the workpiece, detects the allowance of each end face；
According to preset size, the shape of the workpiece is finished using diamond milling cutter；
On the basis of the shape after finishing, the finishing center of the workpiece end face pin hole is determined；
Side edge cutting and bottom are carried out to each end face and each end face seal boss using diamond coatings milling cutter according to preset size
Sword is cut；
Boring processing is carried out to the pin hole on each end face according to preset pin hole size；
The trough rim of notch is compressed using pressing plate；
Method is cut using spiral, the notch is segmented with preset cutting step-length, is layered processing.
2. the method as described in claim 1, which is characterized in that roughing is carried out to the shape of the workpiece, including：
Trial cut is carried out from the small end of the workpiece to big end；
Using 1mm as allowance, the workpiece climb cutting is added along the direction of composite material to be wound using the diamond milling cutter
Work；
Workpiece configurations after detection processing, confirm light-exposed surplus.
3. the method as described in claim 1, which is characterized in that the allowance for detecting each end face includes：Utilize EDDY CURRENT
Method detects the wall thickness of each end face of the workpiece, and the allowance of each end face is confirmed according to the wall thickness of each end face.
4. the method as described in claim 1, which is characterized in that on the basis of the shape after finishing, determine the work end
The finishing center of face pin hole includes：
On the basis of each end face, determine that the flatness of each end face is not more than 0.05；
The finishing center of the workpiece end face pin hole is determined on the basis of the workpiece configurations after finishing.
5. the method as described in claim 1, which is characterized in that according to preset size using diamond coatings milling cutter to each end
Face carries out side edge cutting and shear blade cutting includes：
Using 1mm as allowance, side edge cutting is carried out to each end face using diamond coatings milling cutter；Again in such a way that shear blade is cut
Layering is carried out to each end face and is refined to pre-set dimension.
6. the method as described in claim 1, which is characterized in that according to preset size using diamond coatings milling cutter to each end
Face seal boss carries out side edge cutting and shear blade cutting includes：
Using 3mm as allowance, side edge cutting is carried out to each end face seal boss using diamond coatings milling cutter；
Using 0.5mm as allowance, then to each end face seal boss climb cutting in a manner of from the top down in such a way that shear blade is cut
Layered cutting；
Preset size is refined to seal boss using diamond coatings milling cutter.
7. the method as described in claim 1, which is characterized in that the bay section workpiece is diamond-shaped body structure.
8. method as claimed in claim 2, which is characterized in that after being processed to the notch, the method further includes：
The linear dimension of the workpiece is detected using angle square；
Utilize the wall thickness of each end face of detection method of eddy detection workpiece；
On the basis of the pin hole on each end face and each end face, the profile and morpheme public affairs of the workpiece are detected using 3-D photography device
Difference.
9. the method as described in claim 1, which is characterized in that the end face includes：Metal covering and heat shield.
10. the method for claim 7, which is characterized in that the bay section length is 1100mm, the diagonal line length of rhombogen
Shaft length is 1400mm, minor axis length 800mm.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107570970B (en) * | 2017-09-20 | 2019-05-21 | 湖北三江航天红阳机电有限公司 | A kind of large size bay section shell docking pin hole processing method |
| CN110666538B (en) * | 2019-10-09 | 2020-11-13 | 北京星航机电装备有限公司 | Semi-closed five-axis characteristic curved surface machining method based on four-axis machine tool |
| CN113857795A (en) * | 2021-11-11 | 2021-12-31 | 湖北三江航天红阳机电有限公司 | Cabin section machining method |
| CN114054814B (en) * | 2021-12-10 | 2023-03-24 | 湖北三江航天红阳机电有限公司 | Milling method for heat-proof layer |
| CN114211206B (en) * | 2021-12-22 | 2022-10-25 | 北京星航机电装备有限公司 | Method for processing multi-cavity casting cabin body of revolving body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1417357A (en) * | 1973-04-27 | 1975-12-10 | Burroughs Corp | Metal mercury capsule and method of making it |
| CN101104242A (en) * | 2007-09-11 | 2008-01-16 | 西安飞机工业（集团）有限责任公司 | Numerically controlled processing method for plane wing rib beam part |
| CN103386621A (en) * | 2013-07-31 | 2013-11-13 | 湖北三江航天红阳机电有限公司 | Boring mill clamp for forming inner oblique opening in composite cabin section and method for forming inner oblique opening in composite cabin section |
| CN103753124A (en) * | 2013-12-19 | 2014-04-30 | 湖北三江航天红阳机电有限公司 | Machining method for large cast titanium alloy diamond-shaped cabin shell |
| CN105149662A (en) * | 2015-08-28 | 2015-12-16 | 湖北三江航天红阳机电有限公司 | Machining method for glass fiber reinforced plastic material conical circle shell parts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8776374B2 (en) * | 2010-04-30 | 2014-07-15 | Trimtool Ltd. O/A 1823912 Ontario Inc. | Method and apparatus for manufacturing an axle for a vehicle |
-
2016
- 2016-08-31 CN CN201610787923.5A patent/CN106239066B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1417357A (en) * | 1973-04-27 | 1975-12-10 | Burroughs Corp | Metal mercury capsule and method of making it |
| CN101104242A (en) * | 2007-09-11 | 2008-01-16 | 西安飞机工业（集团）有限责任公司 | Numerically controlled processing method for plane wing rib beam part |
| CN103386621A (en) * | 2013-07-31 | 2013-11-13 | 湖北三江航天红阳机电有限公司 | Boring mill clamp for forming inner oblique opening in composite cabin section and method for forming inner oblique opening in composite cabin section |
| CN103753124A (en) * | 2013-12-19 | 2014-04-30 | 湖北三江航天红阳机电有限公司 | Machining method for large cast titanium alloy diamond-shaped cabin shell |
| CN105149662A (en) * | 2015-08-28 | 2015-12-16 | 湖北三江航天红阳机电有限公司 | Machining method for glass fiber reinforced plastic material conical circle shell parts |
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