CN108838472A - One kind can ceramizable resin matrix composite material hole processing method - Google Patents
One kind can ceramizable resin matrix composite material hole processing method Download PDFInfo
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- CN108838472A CN108838472A CN201810726514.3A CN201810726514A CN108838472A CN 108838472 A CN108838472 A CN 108838472A CN 201810726514 A CN201810726514 A CN 201810726514A CN 108838472 A CN108838472 A CN 108838472A
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- thread
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/32—Thread cutting; Automatic machines specially designed therefor by milling
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Abstract
The present invention relates to one kind can ceramizable resin matrix composite material hole processing method, include the following steps：Prepare workpiece to be added, workpiece to be added is can ceramizable resin matrix composite material plate, the processing of the thread Pilot hole of workpiece to be added is completed by Milling Process, using the axle center of thread Pilot hole as machining benchmark, the internal screw thread of workpiece to be added is processed by thread milling, then complete can ceramizable resin matrix composite material plate threaded hole processing.This can ceramizable resin matrix composite material hole processing method can improve hole processing efficiency, ensure precision, inside and the presentation quality of threaded hole.
Description
Technical field
The present invention relates to composite material field of machining technology, in particular to one kind can ceramizable resin matrix composite material spiral shell
Pit processing method.
Background technique
In recent years, being constantly progressive with science and technology, material technology is developed rapidly.Composite material is as a kind of new
Profile 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.It is compound at present
Material structure part is mainly manufactured using modes such as molding, winding, suits.
Can ceramizable resin matrix composite material as a kind of novel composite material, density, Burning corrosion resistance, heat-resisting quantity
Etc. more excellent.With the update of Aerospace Products, to the flight time, Mach number, maneuverability requirement increasingly
The performance requirement of heat-resistant composite material is continuously improved in height, and demand is also increasing.
Due to can ceramizable resin matrix composite material have that material hardness is high, brittleness is big, processing easily occur aliquation, it is scaling-off,
The defects of collapsing block, crackle, fibrous fracture in process, contraction distortion is larger, and crackle, tool wear are also easy to produce in process
The defects of serious and problem.It is existing can the hole processing method of ceramizable resin matrix composite material be：Bottom outlet, pincers worker are bored in pincers worker
On drilling machine with screw tap thread mill drilling, increase thread Pilot hole, screw tap more is corrected threaded hole by replacement.
The processing efficiency of processing method in the prior art is lower, can not ensure precision, inside and the appearance matter of threaded hole
Amount.
Summary of the invention
This application provides one kind can ceramizable resin matrix composite material hole processing method, solve or part solve
The technical issues of processing efficiency is lower in the prior art, can not ensure precision, inside and the presentation quality of threaded hole.
This application provides one kind can ceramizable resin matrix composite material hole processing method, include the following steps：
Prepare workpiece to be added, the workpiece to be added is can ceramizable resin matrix composite material plate；
The processing of the thread Pilot hole of the workpiece to be added is completed by Milling Process；
Using the axle center of the thread Pilot hole as machining benchmark, the internal screw thread of the workpiece to be added is processed by thread milling,
Then complete described in can ceramizable resin matrix composite material plate threaded hole processing.
Preferably, the preparation workpiece to be added includes：
The two sides of the workpiece to be added is processed to setting thickness value；
The shape of the workpiece to be added is processed by carbide-tipped milling cutter.
Preferably, the processing of the thread Pilot hole that the workpiece to be added is completed by Milling Process, specially：Pass through
The thread Pilot hole of workpiece to be added described in carbide-tipped milling cutter helical milling.
Preferably, the internal screw thread that the workpiece to be added is completed the process by thread milling, specially：
By internal screw thread described in comb teeth solid carbide thread milling tool to being sized.
Preferably, the state modulator of the screw cutter is：300~400rpm of revolving speed, 80~200mm/ of the amount of feeding
min。
Preferably, it is described by internal screw thread described in comb teeth solid carbide thread milling tool to after being sized, institute
The method of stating further includes：
It is empty again by the comb teeth solid carbide thread milling cutter in the case where the state modulator of the screw cutter is constant
Process the primary internal screw thread.
Preferably, the internal screw thread that the workpiece to be added is completed the process by thread milling, specially：Pass through plycrystalline diamond
Internal screw thread described in diamond thread milling tool is sized to the internal screw thread.
Preferably, further including after the internal screw thread for processing the workpiece to be added by thread milling：Pass through hard
The thread Pilot hole is reprocessed the primary thread Pilot hole according to the principal-employment of diameter of thread deviation by alloy milling cutter.
Preferably, further including after the internal screw thread for processing the workpiece to be added by thread milling：Described in detection
The precision of internal screw thread.
Preferably, the precision of the detection internal screw thread, including：
The precision of the internal screw thread is detected by thread ring plug gauge；
The underbead crack of the internal screw thread is detected by acoustic resonance technology；
The presentation quality of the internal screw thread is detected by manually visualizing.
One or more technical solutions provided herein, have at least the following technical effects or advantages：
This application discloses one kind can ceramizable resin matrix composite material hole processing method, prepared first can ceramics
Change polymer matrix composites plate namely workpiece to be added, adding for the thread Pilot hole of workpiece to be added is then completed by Milling Process
The processing of work, thread Pilot hole is increased without artificial, artificially will not be increased thread Pilot hole as the prior art and is difficult to ensure screw thread essence
Degree；In addition to this, the processing for completing the thread Pilot hole of workpiece to be added by Milling Process due to using, can also be with thread Pilot hole
Coordinate system axle center be machining benchmark, process the internal screw thread of workpiece to be added by thread milling, and then completing can ceramic resin
The processing of the threaded hole of based composites plate；Due to completing internal thread machining by thread milling, without being added using screw tap
Work threaded hole, so can guarantee accuracy of thread, internal soundness and presentation quality, the design of above-mentioned manufacturing procedure, first by screw thread bottom
Hole machined is completed, then using it as benchmark thread mill drilling, will not be done over again repeatedly, and can significantly improve can ceramic resin base composite wood
Expect the processing efficiency of the threaded hole of plate, in this way, it is lower to efficiently solve processing efficiency in the prior art, can not ensure threaded hole
Precision, inside and the technical issues of presentation quality, realize and improve hole processing efficiency, ensure the precision, interior of threaded hole
The technical effect of portion and presentation quality.
Detailed description of the invention
Fig. 1 be it is provided by the embodiments of the present application can ceramizable resin matrix composite material hole processing method process signal
Figure.
Specific embodiment
The embodiment of the present application provide one kind can ceramizable resin matrix composite material hole processing method, solve or portion
Divide and solve in the prior art the technical issues of processing efficiency is lower, can not ensure precision, inside and the presentation quality of threaded hole,
The processing of the thread Pilot hole of workpiece to be added is completed by Milling Process；On the basis of the coordinate system of thread Pilot hole, by milling plus
Work completes the internal screw thread of workpiece to be added, then corrects thread Pilot hole by Milling Process again, finally detects the precision of internal screw thread again,
It realizes and improves hole processing efficiency, ensure the technical effect of the precision of threaded hole, inside and presentation quality.
Referring to attached drawing 1, this application provides one kind can ceramizable resin matrix composite material hole processing method, including with
Lower step：
S1：Prepare workpiece to be added, workpiece to be added is can ceramizable resin matrix composite material plate.
S2：The processing of the thread Pilot hole of workpiece to be added is completed by Milling Process.
S3：Using the axle center of thread Pilot hole as machining benchmark, the internal screw thread of workpiece to be added is processed by thread milling, it is then complete
At can ceramizable resin matrix composite material plate threaded hole processing.
In addition to this, complete can ceramizable resin matrix composite material plate threaded hole processing after, can also pass through
Milling Process corrects thread Pilot hole, finally detects the precision of internal screw thread again.
Wherein, the processing of the thread Pilot hole of workpiece to be added is completed by Milling Process；Using the coordinate system of thread Pilot hole as base
Standard completes the internal screw thread of workpiece to be added by Milling Process；The precision of internal screw thread is detected, the design of above-mentioned manufacturing procedure can be shown
Write improve can ceramizable resin matrix composite material plate hole processing efficiency, by thread milling complete internal thread machining,
It can guarantee accuracy of thread, internal soundness and presentation quality.
Further, step S1 includes：The two sides of workpiece to be added is processed to setting thickness value；By carbide-tipped milling cutter plus
The shape of work workpiece to be added.
Further, step S2 is specially：Pass through the thread Pilot hole of carbide-tipped milling cutter helical milling workpiece to be added, screw thread
The hole tolerance of bottom outlet is controlled according to the principal-employment of path deviation.
As the first implementation, step S3 is specially：By comb teeth solid carbide thread milling tool internal screw thread, one
Secondary or multiple milling being sized to internal screw thread, preferably a milling fulfil assignment；Wherein, the state modulator of screw cutter
For：300~400rpm of revolving speed, 80~200mm/min of the amount of feeding.
Further, after the completion of the process that step S3 passes through comb teeth solid carbide thread milling tool internal screw thread, in screw thread
In the case that the state modulator of milling cutter is constant, an internal screw thread is processed by the way that comb teeth solid carbide thread milling cutter is empty again.
As another implementation, step S3 is specially：It is milled by polycrystalline diamond screw cutter (PCD screw cutter)
Internal screw thread is cut, milling to internal screw thread is sized.Of course, it is possible to primary or multiple milling being sized to internal screw thread,
Preferably a milling fulfils assignment.
Further, after the completion of step S3, i.e., threaded hole after processing is completed, can be by carbide-tipped milling cutter by screw thread
Bottom outlet reprocesses a thread Pilot hole, i.e. the amendment processing of realization thread Pilot hole according to the principal-employment of diameter of thread deviation, using spiral shell
Milling thread bottom outlet and amendment processing are revolved, can well guarantee the size of thread Pilot hole.
Further, in the specific implementation process of the precision of detection internal screw thread, internal screw thread is detected by plug thread gauge
Precision detects the underbead crack of internal screw thread by acoustic resonance technology；By manually visualizing the presentation quality of detection internal screw thread, use
Above-mentioned detection means can be effectively controlled screw thread hole precision and defect.
Be discussed in detail the application below by specific embodiment can ceramizable resin matrix composite material hole processing
Method：
Parts to be processed is port cover structure, material by can ceramizable resin matrix composite material be molded.
The blank dimension of port cover structure is 160mm × 50mm × 22mm, and part size is 140mm × 35mm × 20mm,
On threaded hole be M16 × 2-6H (in varying numbers, for signal), hole processing successively includes：
1, thread Pilot hole step is processed：
Processing lid two sides to thickness is 20mm.
Lid shape is processed with carbide-tipped milling cutter.
Helical milling thread Pilot hole, aperture size press the principal-employment of diameter of thread limit deviation, i.e. Φ 14+ 0 0.21Control.
Successively process all thread Pilot holes.
2, thread mill drilling step：
It is remained unchanged with the machining benchmark and coordinate system of thread Pilot hole.
With the comb teeth solid carbide thread milling tool internal screw thread of M16 × 2, thread milling parameter：S=300rpm, F=
100mm/min；When using PCD screw cutter, cutting parameter：S=1500rpm, F=1800mm/min.
In the case where processing program, cutting parameter are constant, with comb teeth screw cutter internal screw thread of milling again.
Same method processes other threaded holes.
3, the amendment step of thread Pilot hole：
Thread Pilot hole is pressed into Φ 14 with carbide-tipped milling cutter+ 0 0.21Reprocessing is primary.
4, detecting step：
Screw thread hole precision is detected using special screw thread feeler gauge.
Threaded hole underbead crack is detected using acoustic resonance technology.
Threaded hole presentation quality is detected using manually visualizing.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not limited to this hair the foregoing is merely a specific embodiment of the invention
Bright, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection scope within.
Claims (10)
1. one kind can ceramizable resin matrix composite material hole processing method, which is characterized in that include the following steps：
Prepare workpiece to be added, the workpiece to be added is can ceramizable resin matrix composite material plate；
The processing of the thread Pilot hole of the workpiece to be added is completed by Milling Process；
Using the axle center of the thread Pilot hole as machining benchmark, the internal screw thread of the workpiece to be added is processed by thread milling, then
Described in completion can ceramizable resin matrix composite material plate threaded hole processing.
2. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that the standard
Include for workpiece to be added：
The two sides of the workpiece to be added is processed to setting thickness value；
The shape of the workpiece to be added is processed by carbide-tipped milling cutter.
3. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
The processing that Milling Process completes the thread Pilot hole of the workpiece to be added is crossed, specially：Pass through carbide-tipped milling cutter helical milling institute
State the thread Pilot hole of workpiece to be added.
4. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
The internal screw thread that thread milling completes the process the workpiece to be added is crossed, specially：
By internal screw thread described in comb teeth solid carbide thread milling tool to being sized.
5. as claimed in claim 4 can ceramizable resin matrix composite material hole processing method, which is characterized in that the spiral shell
The state modulator of line milling cutter is：300~400rpm of revolving speed, 80~200mm/min of the amount of feeding.
6. as claimed in claim 5 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
Internal screw thread described in comb teeth solid carbide thread milling tool is crossed to after being sized, the method also includes：
In the case where the state modulator of the screw cutter is constant, processed by the way that the comb teeth solid carbide thread milling cutter is empty again
The primary internal screw thread.
7. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
The internal screw thread that thread milling completes the process the workpiece to be added is crossed, specially：By described in polycrystalline diamond screw cutter milling
Internal screw thread is sized to the internal screw thread.
8. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
It crosses thread milling to process after the internal screw thread of the workpiece to be added, further includes：By carbide-tipped milling cutter by the thread Pilot hole
The thread Pilot hole is reprocessed according to the principal-employment of diameter of thread deviation.
9. as described in claim 1 can ceramizable resin matrix composite material hole processing method, which is characterized in that described logical
It crosses thread milling to process after the internal screw thread of the workpiece to be added, further includes：Detect the precision of the internal screw thread.
10. as claimed in claim 9 can ceramizable resin matrix composite material hole processing method, which is characterized in that described
The precision of the internal screw thread is detected, including：
The precision of the internal screw thread is detected by plug thread gauge；
The underbead crack of the internal screw thread is detected by acoustic resonance technology；
The presentation quality of the internal screw thread is detected by manually visualizing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726514.3A CN108838472B (en) | 2018-07-04 | 2018-07-04 | Method for machining threaded hole of resin-based composite material capable of being ceramized |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726514.3A CN108838472B (en) | 2018-07-04 | 2018-07-04 | Method for machining threaded hole of resin-based composite material capable of being ceramized |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108838472A true CN108838472A (en) | 2018-11-20 |
| CN108838472B CN108838472B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810726514.3A Active CN108838472B (en) | 2018-07-04 | 2018-07-04 | Method for machining threaded hole of resin-based composite material capable of being ceramized |
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Cited By (2)
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| CN109521094A (en) * | 2018-11-28 | 2019-03-26 | 湖北三江航天红阳机电有限公司 | One kind can ceramizable resin matrix composite material tiltedly fold winding product internal soundness acoustic resonance detection method |
| CN114488952A (en) * | 2022-01-24 | 2022-05-13 | 北京佳顺极光科技有限公司 | Thread machining method and device, electronic equipment and medium |
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| CN108838472B (en) | 2021-06-15 |
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