CN102689145A - Method for controlling numeric control machining deformation of slender and complicated T-shaped component - Google Patents

Method for controlling numeric control machining deformation of slender and complicated T-shaped component Download PDF

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CN102689145A
CN102689145A CN2012101828481A CN201210182848A CN102689145A CN 102689145 A CN102689145 A CN 102689145A CN 2012101828481 A CN2012101828481 A CN 2012101828481A CN 201210182848 A CN201210182848 A CN 201210182848A CN 102689145 A CN102689145 A CN 102689145A
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subpackage
subassembly
complicated
cutting
elongated
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CN102689145B (en
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姜晓伟
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Shenyang Aircraft Industry Group Co Ltd
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Shenyang Aircraft Industry Group Co Ltd
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Abstract

The invention provides a method for controlling numeric control machining deformation of a slender and complicated T-shaped component, which comprises the following steps of: 1), dividing the machined slender and complicated T-shaped component into a left subpackage member and a right subpackage member, i.e. a subpackage member I and a subpackage member II; 2) performing coarse machining on the subpackage member I and the subpackage member II and manufacturing a positioning reference plane and a positioning hole; 3) fixing the subpackage member I and the subpackage member II on a numerically-controlled milling machine machining table board through a fixed tool; 4) performing equal-height drop layer ring cutting on components in a shallow-cutting machining way; 5) reserving machining allowance to an assembling part; 6) welding the subpackage member I and the subpackage member II into a whole and carrying out thermal treatment; and 7) completing the machining process of the slender and complicated T-shaped component. By adopting the method, the deformation of the tail part of the assembly before the welding of the component can be eliminated in the numeric control machining process, and the deformation amount is removed.

Description

Elongated complicated T type part by numerical control machining deformation control method
Technical field
The invention relates to a kind of part by numerical control machining deformation control method, relates in particular to a kind of elongated complicated T type part by numerical control machining deformation control method.
Background technology
Originally in the digital control processing field, if run into elongated T type part, can in the per pass operation of process, all produce part deformation, proofread and correct difficultly at last, have a strong impact on the final processing dimension of part probably and cause part to be scrapped.Therefore, the Deformation control in the machining is very important for follow-up processing, and it directly influences the crudy of subsequent parts.
Summary of the invention
The purpose of the invention provides a kind of elongated complicated T type part by numerical control machining deformation control method, can in the digital control processing process, eliminate the afterbody distortion of part welding front assembly, and deflection is removed.
The technical scheme of the invention: elongated complicated T type part by numerical control machining deformation control method comprises the steps:
1) processed elongated complicated T type part is divided into about two subassemblys, i.e. subassembly I and subassembly II;
2) subassembly I and subassembly II are carried out roughing and made positioning reference plane and locating hole;
3) subassembly I and subassembly II are fixed on the CNC milling machine processing table top through fixing tool;
4) adopt the shallow processing mode of cutting to wait height to fall a layer ring cutting to part;
5) allowance is reserved at the assembling position;
6) be welded into subassembly I and subassembly II as a whole and heat-treat;
7) accomplish elongated complicated T type part machinery process.
The concrete grammar of said step 4) is: the cutting way of layer falls in height such as employing both sides; Machine spindle speed is 220~300RPM, and cutting depth is 0.5~2mm, and cutting width is 60~70mm; Feed speed is 700~1000mm/min, and adopts the modular cutting tool assembly of end mill body and blade welding.
The beneficial effect of the invention: adopt the shallow processing mode of cutting part to be carried out height such as both sides and fall a layer ring cutting,, reduce cutting depth through improving machine spindle speed; Increase cutting width, increase feed speed, and adopt the modular cutting tool assembly of end mill body and blade welding; Make material stress in the working angles along with the discharge of cutting has obtained sufficient release; Reduced stress and concentrated the part deformation that causes, eliminated the afterbody distortion of part welding front assembly, working (machining) efficiency also improves thereupon; Can improve more than 30%, shorten the manufacturing cycle of part greatly.
Description of drawings
Fig. 1 is the deformation state sketch map of the preceding part to be processed of welding.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is that the B of Fig. 1 is to view.
Fig. 4 is welding back part sketch map.
The specific embodiment
Elongated complicated T type part by numerical control machining deformation control method, comprises the steps: to shown in Figure 4 like Fig. 1
1) processed elongated complicated T type part is divided into about two subassemblys, i.e. subassembly I and subassembly II;
2) subassembly I and subassembly II are carried out roughing and made positioning reference plane and locating hole;
3) subassembly I and subassembly II are fixed on the CNC milling machine processing table top through fixing tool;
4) adopt the shallow processing mode of cutting to wait height to fall a layer ring cutting to part;
5) allowance is reserved at the assembling position;
6) be welded into subassembly I and subassembly II as a whole and heat-treat;
7) accomplish elongated complicated T type part machinery process.
The concrete grammar of said step 4) is: the cutting way of layer falls in height such as employing both sides; Machine spindle speed is 220~300RPM, and cutting depth is 0.5~2mm, and cutting width is 60~70mm; Feed speed is 700~1000mm/min, and adopts the modular cutting tool assembly of end mill body and blade welding.
It is shallow that to cut processing be that the processing of AF1410 (16Co14Ni10Cr2Mo) unimach is a kind of new processing mode to this kind material trademark.
Select a φ 63R4 cutter is example at present, and the shallow concrete cutting parameter of cutting processing and tradition processing contrasts as follows:
Figure 112576DEST_PATH_IMAGE002
Can find out the shallow superiority of cutting processing mode of employing from last table analysis.

Claims (2)

1. elongated complicated T type part by numerical control machining deformation control method is characterized in that, comprises the steps:
1) processed elongated complicated T type part is divided into about two subassemblys, i.e. subassembly I and subassembly II;
2) subassembly I and subassembly II are carried out roughing and made positioning reference plane and locating hole;
3) subassembly I and subassembly II are fixed on the CNC milling machine processing table top through fixing tool;
4) adopt the shallow processing mode of cutting to wait height to fall a layer ring cutting to part;
5) allowance is reserved at the assembling position;
6) be welded into subassembly I and subassembly II as a whole and heat-treat;
7) accomplish elongated complicated T type part machinery process.
2. elongated complicated T type part by numerical control machining deformation control method as claimed in claim 1; It is characterized in that the concrete grammar of said step 4) is: the cutting way of layer falls in height such as employing both sides, and machine spindle speed is 220~300RPM; Cutting depth is 0.5~2mm; Cutting width is 60~70mm, and feed speed is 700~1000mm/min, and adopts the modular cutting tool assembly of end mill body and blade welding.
CN201210182848.1A 2012-06-06 2012-06-06 Method for controlling numeric control machining deformation of slender and complicated T-shaped component Expired - Fee Related CN102689145B (en)

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CN102689145B CN102689145B (en) 2014-06-04

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103273292A (en) * 2013-06-14 2013-09-04 沈阳飞机工业(集团)有限公司 Method for controlling and compensating deformation of elongated and complicated T-shaped parts
CN103464815A (en) * 2013-08-29 2013-12-25 宁波永博机械制造有限公司 High-efficiency machining device for slender shaft
CN105945545A (en) * 2016-06-15 2016-09-21 沈阳飞机工业(集团)有限公司 Machining method for super-lathy rod expanding drill
CN107570966A (en) * 2017-08-17 2018-01-12 西安电子工程研究所 A kind of method of regulating arm processing in frequency multiplier
CN111203579A (en) * 2020-03-16 2020-05-29 沈阳飞机工业(集团)有限公司 Machining method before quenching of AF1410 steel part
CN113927256A (en) * 2021-11-18 2022-01-14 航天科工哈尔滨风华有限公司 Machining method for large titanium alloy thin-wall deep-cavity cabin formed through laser deposition
CN115890144A (en) * 2022-11-14 2023-04-04 中航西安飞机工业集团股份有限公司 A NC milling deformation control method for titanium alloy slender edge parts

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Publication number Priority date Publication date Assignee Title
JPH06339819A (en) * 1992-10-17 1994-12-13 Hoesch Platinen Gmbh Method for manufacturing welded steel plate-made intermediate article
CN1406709A (en) * 2001-09-04 2003-04-02 宫野利治 System and method for processing long and thin component
CN1498714A (en) * 2002-11-07 2004-05-26 ˹�ڿ���Ī�ض�˹ One-way scanning laser welding method for T-shaped assembly of metal part
CN1974054A (en) * 2006-12-08 2007-06-06 青特集团有限公司 Slender stepped shaft machining process
CN101402166A (en) * 2008-11-14 2009-04-08 扬州市天禾粉末冶金工业有限公司 Process for manufacturing T type screwed cap

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06339819A (en) * 1992-10-17 1994-12-13 Hoesch Platinen Gmbh Method for manufacturing welded steel plate-made intermediate article
CN1406709A (en) * 2001-09-04 2003-04-02 宫野利治 System and method for processing long and thin component
CN1498714A (en) * 2002-11-07 2004-05-26 ˹�ڿ���Ī�ض�˹ One-way scanning laser welding method for T-shaped assembly of metal part
CN1974054A (en) * 2006-12-08 2007-06-06 青特集团有限公司 Slender stepped shaft machining process
CN101402166A (en) * 2008-11-14 2009-04-08 扬州市天禾粉末冶金工业有限公司 Process for manufacturing T type screwed cap

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103273292A (en) * 2013-06-14 2013-09-04 沈阳飞机工业(集团)有限公司 Method for controlling and compensating deformation of elongated and complicated T-shaped parts
CN103273292B (en) * 2013-06-14 2016-04-20 沈阳飞机工业(集团)有限公司 The control of the T-shaped part deformation of a kind of elongated complexity and compensation method
CN103464815A (en) * 2013-08-29 2013-12-25 宁波永博机械制造有限公司 High-efficiency machining device for slender shaft
CN103464815B (en) * 2013-08-29 2015-10-28 宁波永博机械制造有限公司 A kind of slender axles highly-efficient processing device
CN105945545A (en) * 2016-06-15 2016-09-21 沈阳飞机工业(集团)有限公司 Machining method for super-lathy rod expanding drill
CN105945545B (en) * 2016-06-15 2018-07-10 沈阳飞机工业(集团)有限公司 A kind of processing method of ultrathin long rod reamer
CN107570966A (en) * 2017-08-17 2018-01-12 西安电子工程研究所 A kind of method of regulating arm processing in frequency multiplier
CN107570966B (en) * 2017-08-17 2019-05-10 西安电子工程研究所 A kind of method of regulating arm processing in frequency multiplier
CN111203579A (en) * 2020-03-16 2020-05-29 沈阳飞机工业(集团)有限公司 Machining method before quenching of AF1410 steel part
CN113927256A (en) * 2021-11-18 2022-01-14 航天科工哈尔滨风华有限公司 Machining method for large titanium alloy thin-wall deep-cavity cabin formed through laser deposition
CN115890144A (en) * 2022-11-14 2023-04-04 中航西安飞机工业集团股份有限公司 A NC milling deformation control method for titanium alloy slender edge parts
CN115890144B (en) * 2022-11-14 2025-05-06 中航西安飞机工业集团股份有限公司 A method for controlling deformation of NC milling of titanium alloy slender flange parts

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