CN106625543B - A kind of casing head-stamp positioning device and method - Google Patents

A kind of casing head-stamp positioning device and method Download PDF

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Publication number
CN106625543B
CN106625543B CN201510713707.1A CN201510713707A CN106625543B CN 106625543 B CN106625543 B CN 106625543B CN 201510713707 A CN201510713707 A CN 201510713707A CN 106625543 B CN106625543 B CN 106625543B
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China
Prior art keywords
stamp
head
casing
anchor point
positioning
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CN201510713707.1A
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CN106625543A (en
Inventor
刘萌
唐国芳
赵强
吴彦平
李桃
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Hunan Nanfang General Aviation Engine Co., Ltd.
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AVIC HUNAN GENERAL AVIATION ENGINE Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H7/00Marking-out or setting-out work
    • B25H7/02Plates having a flat surface

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Numerical Control (AREA)

Abstract

The invention discloses a kind of casing head-stamp positioning devices, positioning for head-stamp D and head-stamp E in casing process, including template, calibration side is provided on the template, the calibration side shape is identical as the casing inner wall axial shape, the first anchor point and the second anchor point are provided on the calibration side, first anchor point matches with the position head-stamp D on the casing, the positioning of head-stamp D on the casing, second anchor point matches with the position head-stamp E on the casing, the positioning of head-stamp E on the casing.The present invention also provides a kind of casing head-stamp localization methods.By the casing head-stamp positioning device and method, head-stamp D can be effectively ensured and head-stamp E is accurately positioned to same axial section, guarantee casing machining accuracy, it is ensured that casing processing quality.

Description

A kind of casing head-stamp positioning device and method
Technical field
The present invention relates to measurement instrument fields, more specifically, in particular to a kind of casing head-stamp positioning device and method.
Background technique
Aero-engine is the heart of aircraft, is a kind of highly complex and accurate thermal machine, and predominantly aircraft mentions For the engine of power needed for flying.For to a certain extent, the height of aero engine technology directly affects aircraft Performance, reliability and economy are the important embodiments of a national science and technology, industry and military capability of the country.Presently, with science and technology Development, countries in the world all gradually reinforce aero-engine research and development.
Casing is one of the important composition part of aero-engine, mainly plays protection, supporting role to generator.Due to boat Empty engine, which generally requires, provides ultra-large type power output, therefore the overall dimensions of aero-engine are also bigger, corresponding machine Casket size is also bigger, and it is more than 480mm that the height of general casing, which is more than 200mm or more, diameter,;Further, since casing itself property Can requirement, in casing process, required precision is relatively high.Attached drawing 1 provides a kind of conventional case structure schematic diagram, machine In casket process, to ensure that the machining accuracy of casing meets the requirements, it will usually head-stamp be arranged on casing in advance, then with this A little head-stamps process casing as a datum mark.As shown in Fig. 1, casing inner wall is provided with head-stamp D and head-stamp E, is Ensure to process and necessarily accurately be on same axial section with subsequent positioning datum, head-stamp D and head-stamp E.In existing design, due to Lack the special positioning device for the large-scale casing head-stamp of this kind, during reality positions these head-stamps, generally It can only all be positioned by operator by naked-eye observation or be positioned by common ruler, in this way, often resulting in head-stamp D and mark Print E can not be positioned to same axial section, significantly impact the machining accuracy in casing later period, serious person even causes casing report It is useless.
In conclusion how to provide it is a kind of can be effectively ensured head-stamp D and head-stamp E is accurately positioned to same axial section, Guarantee casing machining accuracy, it is ensured that the casing head-stamp positioning device of casing processing quality becomes those skilled in the art and urgently solves Certainly the problem of.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of casing head-stamp positioning device, and the casing head-stamp positioning device is logical The design of its structure is crossed, head-stamp D can be effectively ensured and head-stamp E is accurately positioned to same axial section, guarantee casing machining accuracy, Ensure casing processing quality.
A kind of casing head-stamp positioning device, for the positioning of head-stamp D and head-stamp E in casing process, including template, institute It states and is provided with calibration side on template, the calibration side shape is identical as the casing inner wall axial shape, the calibration Bian Shangshe It is equipped with the first anchor point and the second anchor point, first anchor point matches with the position head-stamp D on the casing, is used for institute The positioning of head-stamp D on casing is stated, second anchor point matches with the position head-stamp E on the casing, is used for the casing The positioning of upper head-stamp E.
Preferably, bayonet is provided at second anchor point.
Preferably, handle is provided on the template.
The present invention also provides a kind of casing head-stamp localization methods, are based on a kind of numerical control machine tool and above-mentioned casing head-stamp Positioning device specifically includes step:
S1: the casing is clamped on the numerical control machine tool, calibrates the casing in the numerical control machine tool On position and fixation;
S2: three-dimensional system of coordinate is established on the casing by the digital control system of the numerical control machine tool, by the mark The area coordinate value of print D is converted into NC instruction, executes the NC instruction and telltale mark by the numerical control machine tool The head-stamp D;
S3: straight line L is drawn along the casing inner wall with the central point of the casing and the head-stamp D two o'clock;
S4: the calibration side of template is fitted on the straight line L, and first anchor point is aligned with the head-stamp D, Telltale mark head-stamp E at second anchor point.
The beneficial effects of the present invention are: casing head-stamp positioning device provided by the invention is designed by its structure, it can be effective Guarantee that head-stamp D and head-stamp E are accurately positioned to same axial section, guarantees casing machining accuracy, it is ensured that casing processing quality.This Invention additionally provides a kind of casing head-stamp localization method, is based on a kind of numerical control machine tool and above-mentioned casing head-stamp positioning device, By the casing head-stamp localization method, the accurate positionin of head-stamp D Yu head-stamp E are effectively realized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.
Attached drawing 1 is a kind of structural schematic diagram of casing of existing design;
Attached drawing 2 is the structural schematic diagram of casing of embodiment of the present invention head-stamp positioning device;
Attached drawing 3 is axial sectional view when casing of embodiment of the present invention head-stamp positioning device fits in casing inner wall;
Attached drawing 4 is top view when casing of embodiment of the present invention head-stamp positioning device fits in casing inner wall.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.
Based on the embodiment in the application, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, shall fall within the protection scope of the present application.
Referring to attached drawing 2 to attached drawing 4, attached drawing 2 to attached drawing 4 provides a kind of specific reality of casing head-stamp positioning device of the present invention Apply example, wherein attached drawing 2 is the structural schematic diagram of casing of embodiment of the present invention head-stamp positioning device;Attached drawing 3 is the embodiment of the present invention Casing head-stamp positioning device fits in axial sectional view when casing inner wall;Attached drawing 4 is casing of embodiment of the present invention head-stamp positioning Device fits in top view when casing inner wall.
As shown in attached drawing 2 to attached drawing 4, the casing head-stamp positioning device is for head-stamp D's in casing process and head-stamp E Positioning, including template 1 can also use triangle using rectangular for the shape of template 1.For the thickness of template 1, It is subject to convenient to use.
Calibration side 2 is provided on template 1, calibration 2 shape of side is identical as casing 5 inner wall, 501 axial shapes, in this way, using When, calibration side 2 can fit closely together with 5 inner wall 501 of casing.
The first anchor point 3 and the second anchor point 4, the first anchor point 3 and head-stamp D on casing 5 are provided on calibration side 2 It sets and matches, the positioning of head-stamp D on casing 5, the second anchor point 4 matches with the position head-stamp E on casing 5, is used for machine The positioning of head-stamp E on casket 5.
The present invention also provides a kind of casing head-stamp localization methods, are based on a kind of numerical control machine tool and above-mentioned casing head-stamp Positioning device specifically includes step:
S1: the casing 5 is clamped on the numerical control machine tool, calibrates the casing 5 in the numerical control machine Position and fixation on bed;
S2: three-dimensional system of coordinate is established on the casing 5 by the digital control system of the numerical control machine tool, by the mark The area coordinate value of print D is converted into NC instruction, executes the NC instruction and telltale mark by the numerical control machine tool The head-stamp D;
S3: straight line L is drawn along the casing inner wall with the central point of the casing 5 and the head-stamp D two o'clock;
S4: the calibration side 2 of template 1 is fitted on the straight line L, by D pairs of first anchor point 3 and the head-stamp Standard, the telltale mark head-stamp E at second anchor point 4.
Certainly, for casing head-stamp localization method provided by the invention, more set head-stamp D and head-stamp E can also be positioned simultaneously, For example, in step s 2, head-stamp D1, head-stamp D2, head-stamp D3 is arranged, head-stamp D1, head-stamp D2, head-stamp D3 are arranged with casing 5 Central point is on the same circumference in the center of circle, then respectively from 5 central point of casing, draws to head-stamp D1, head-stamp D2, head-stamp D3 straight Line L1, straight line L2, straight line L3, finally the calibration side 2 of casing head-stamp positioning device provided by the invention is bonded respectively straight line L1, At straight line L2, straight line L3, head-stamp E1, head-stamp E2 and head-stamp E3 can be oriented.
Generally, casing head-stamp positioning device provided by the invention is designed by its structure, can be effectively ensured head-stamp D with Head-stamp E is accurately positioned to same axial section, guarantees the machining accuracy of casing 5, it is ensured that the processing quality of casing 5.The present invention The casing head-stamp localization method of offer can effectively realize the accurate positionin of head-stamp D Yu head-stamp E.
In view of the inner wall 501 of casing 5 at head-stamp E is vertical, it has not been convenient to the label of head-stamp E, in the present embodiment, second Bayonet 6 is provided at anchor point 4.In this way, can be convenient the label of head-stamp E.
In the present embodiment, the manipulation to further facilitate the casing head-stamp positioning device is provided with handle on template 1 with firmly Hand 7.
A kind of casing head-stamp positioning device provided by the present invention and method are described in detail above.It answers herein With a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help to manage Solve method and its core concept of the invention.It should be pointed out that for those skilled in the art, not departing from , can be with several improvements and modifications are made to the present invention under the premise of the principle of the invention, these improvement and modification also fall into this hair In bright scope of protection of the claims.

Claims (4)

1. a kind of casing head-stamp positioning device, the positioning for head-stamp D and head-stamp E in casing process, which is characterized in that packet Template is included, calibration side is provided on the template, the calibration side shape is identical as the casing inner wall axial shape, the school The first anchor point and the second anchor point, first anchor point and the position the head-stamp D phase on the casing are provided on quasi- side Match, the positioning of head-stamp D on the casing, second anchor point matches with the position head-stamp E on the casing, is used for The positioning of head-stamp E on the casing.
2. casing head-stamp positioning device according to claim 1, which is characterized in that be provided with card at second anchor point Mouthful.
3. casing head-stamp positioning device according to claim 1, which is characterized in that be provided with handle on the template.
4. a kind of casing head-stamp localization method is positioned based on a kind of numerical control machine tool and casing head-stamp described in claim 1 Device, which is characterized in that specifically include step:
S1: the casing is clamped on the numerical control machine tool, calibrates the casing on the numerical control machine tool Position and fixation;
S2: establishing three-dimensional system of coordinate on the casing by the digital control system of the numerical control machine tool, by the head-stamp D's Area coordinate value is converted into NC instruction, is executed by the numerical control machine tool and is marked described in the NC instruction and telltale mark Print D;
S3: straight line L is drawn along the casing inner wall with the central point of the casing and the head-stamp D two o'clock;
S4: the calibration side of template is fitted on the straight line L, first anchor point is aligned with the head-stamp D, described Telltale mark head-stamp E at second anchor point.
CN201510713707.1A 2015-10-28 2015-10-28 A kind of casing head-stamp positioning device and method Active CN106625543B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577386B (en) * 2020-10-30 2022-05-31 中国航发沈阳黎明航空发动机有限责任公司 Accurate control method for marking position of aircraft engine pipeline

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CN2818096Y (en) * 2005-09-05 2006-09-20 四川东风电机厂有限公司 Blable-type device for checking line and ruling of hudraulic turbine
CN201446774U (en) * 2009-06-30 2010-05-05 广州安特激光技术有限公司 Laser marking machine with double cross-shape redlight location
CN202974111U (en) * 2012-12-04 2013-06-05 贵州黎阳航空动力有限公司 Novel casing duct detection device
CN103203735A (en) * 2013-04-24 2013-07-17 哈尔滨飞机工业集团有限责任公司 Curved aluminum skin contour line-drawing method
CN203510199U (en) * 2013-10-15 2014-04-02 内蒙古一机集团林峰特种铸造有限公司 Marking template of curved-surface guide rail casting with support lugs
CN104117985A (en) * 2014-07-25 2014-10-29 中国船舶重工集团公司第七○二研究所 Adjustable positioning marking device used for spherical head structures

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GB2333487B (en) * 1998-01-21 2002-12-18 Kevin John Mander Electrical trunking tool

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Publication number Priority date Publication date Assignee Title
JP2005107865A (en) * 2003-09-30 2005-04-21 Canon Sales Co Inc Information processing terminal, print management server, print base terminal and method for controlling them, and program
CN2818096Y (en) * 2005-09-05 2006-09-20 四川东风电机厂有限公司 Blable-type device for checking line and ruling of hudraulic turbine
CN201446774U (en) * 2009-06-30 2010-05-05 广州安特激光技术有限公司 Laser marking machine with double cross-shape redlight location
CN202974111U (en) * 2012-12-04 2013-06-05 贵州黎阳航空动力有限公司 Novel casing duct detection device
CN103203735A (en) * 2013-04-24 2013-07-17 哈尔滨飞机工业集团有限责任公司 Curved aluminum skin contour line-drawing method
CN203510199U (en) * 2013-10-15 2014-04-02 内蒙古一机集团林峰特种铸造有限公司 Marking template of curved-surface guide rail casting with support lugs
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Address after: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Patentee after: Hunan Nanfang General Aviation Engine Co., Ltd.

Address before: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Patentee before: AVIC HUNAN GENERAL AVIATION ENGINE CO., LTD.

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