CN103273288A - Blade precision mould processing method - Google Patents

Blade precision mould processing method Download PDF

Info

Publication number
CN103273288A
CN103273288A CN2013102573268A CN201310257326A CN103273288A CN 103273288 A CN103273288 A CN 103273288A CN 2013102573268 A CN2013102573268 A CN 2013102573268A CN 201310257326 A CN201310257326 A CN 201310257326A CN 103273288 A CN103273288 A CN 103273288A
Authority
CN
China
Prior art keywords
die
mould
blank
precision
processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2013102573268A
Other languages
Chinese (zh)
Inventor
吴斌
徐安林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Institute of Technology
Original Assignee
Wuxi Institute of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Institute of Technology filed Critical Wuxi Institute of Technology
Priority to CN2013102573268A priority Critical patent/CN103273288A/en
Publication of CN103273288A publication Critical patent/CN103273288A/en
Pending legal-status Critical Current

Links

Abstract

The invention relates to a blade precision mould processing method which is especially suitable for a small shaped five-axis numerical control machine tool to machine large size precision moulds. The precision mould processing method includes: 1) fixing a mould billet in advance; 2) machining the left portion of the mould billet; and 3) rotating a round working table around the Z axis by 180 degrees, and continuing to machine the right portion of the mould billet. The machine tool does not need tool setting once more after the round working table rotates around the Z axis by 180 degrees and can directly machine the other half of a cavity which is not machined and the other two guide pillar or guide sleeve holes, so that the blade precision mould processing method has the advantages that no tool connecting mark exists due to the fact that no tool setting is needed once more, precision of machined moulds is high, positional accuracy of four guide pillar or guide sleeve holes is high due to the fact that the four guide pillar or guide sleeve holes are machined with the cavity together, and dislocation of a mould can not occur after the mould closes, and therefore mould closing precision of the mould is high. The blade precision mould processing method enables the small shaped five-axis numerical control machine tool to machine large size precision blade moulds.

Description

A kind of blade precision die processing method
Technical field
The present invention relates to a kind of blade precision die processing method, be particularly suitable for utilizing the machining large-sized precision die of five-axle number control machine tool of small dimension.
Background technology
Compressor blade is the core component of compressor, bearing the hot environment of using, belong to typical elevated temperature heat parts, adopt the high-temperature alloy material casting, this cast shaping process core frock is the precision casting mold of blade, the requirement of this mould is the precision height, the tolerance range of mold cavity is 0.03mm, and blade shape complexity, variable cross-section, becomes chord length, torsional angle is arranged, and each several part thickness also changes on the same cross section, so that the mould of blade is very complicated, lathe requirement to processing is very high, generally all adopts five-axle number control machine tool processing.And the five-axle number control machine tool of domestic present use is mostly from import, and price is quite high, and the price of five-axle number control machine tool that can process larger sized is high going against accepted conventions especially.Because compressor blade is wide in variety, different in size, makes the length dimension of mould differ greatly, the big five-axis machine tool processing of impulse stroke is preferably arranged, the lathe cost sharply increases when making processing.Because the gas compressor blade plate shape is leptosomatic, so mould also is leptosomatic, general when digital control processing the Y-axis stroke of lathe be surely to satisfy mould and require, but X-axis is because die size is big, the Y-axis stroke of Digit Control Machine Tool just might be able to not satisfy the length dimension requirement of mould.
Summary of the invention
The objective of the invention is provides a kind of blade precision die processing method at above-mentioned weak point, when machine tool travel can not satisfy the length dimension of mould, adopt the method processing of 180 ° of work top revolutions, make the mould that the lathe of small dimension can be machining large-sized.
A kind of blade precision die processing method takes following technical scheme to realize:
A kind of blade precision die processing method comprises the steps:
1) die blank pre-fixes
Die blank is fixed on the five-axle number control machine tool circular table face, and namely the long limit of die blank is parallel with X-axis by the submeter of saluting by going down on one knee; In the bottom surface of described die blank contour cushion block is set;
2) left part of die blank is positioned in the stroke range of five-axle number control machine tool machining tool, can process, by programming software to the processing of programming of die joint, die cavity, two guide pillars or the dowel hole of the left part of mould, and with many cutter is carried out the back chipping processing of roughing, semifinishing, fine finishining and die cavity respectively, be used for guaranteeing machining accuracy; The right side part is not in the stroke range of lathe at this moment, and lathe can't be processed;
3) after fine finishining step 2) finishes, circular table around Z axle Rotate 180 °, is continued to process the unprocessed die cavity in right side and other two guide pillars or the dowel hole of die blank; Because the effect of contour cushion block is arranged, be not subjected to the influence of rectangular table face during the die blank rotation, make unprocessed die blank right-hand component be turned back to the left side of workbench, lathe is tool setting again, the unprocessed die cavity in right side of direct processing mold blank and other two guide pillars or dowel hole, the feasible mould and die accuracy height that processes, four guide pillars or dowel hole are processed with die cavity, the positional precision of four guide pillars or dowel hole is very high, the dislocation of mould can not take place later in the mould matched moulds, the closing precision height of mould is accomplished to meet the drawing permissible accuracy.
Adopt when the die blank in the step 1) is fixed on the circular table face by T shape screw, etc. high voltage block and hex nut carry out clamping and positioning.
Described die blank is the blade mold blank.
The work top of described five-axle number control machine tool comprises rectangular table face and can be around the circular table face of Z axle rotation, wherein the rectangular table face can not turn round, two work top height are identical, the X-axis stroke of Digit Control Machine Tool is subjected to the influence of main tapping, and the about 200mm of a side of work top can't be worked into.
The present invention with the blade mold blank by contour cushion block and etc. high voltage block be positioned on the circular table face, elder generation's machining tool X-axis can arrive half about die cavity and two guide pillars (or guide pin bushing) hole, after the fine finishining process finishing, by numerical control program workbench around Z axle Rotate 180 °, in the scope that the stroke that makes unprocessed part be turned back to X-axis can arrive, and circular table face lathe behind Z axle Rotate 180 ° does not need tool setting again, directly process second half unprocessed die cavity and other two guide pillars (or guide pin bushing) hole, such benefit is not tool setting again, so just do not connect the tool marks mark, the mould and die accuracy height that processes, four guide pillars (or guide pin bushing) hole processes with die cavity, the positional precision in four guide pillars (or guide pin bushing) hole is very high, the dislocation of mould can not take place later in the mould matched moulds, the closing precision height of mould.Make the blade precision die that the five-axle number control machine tool of small dimension can be machining large-sized, thereby reduce the chance of buying big specification five-axle number control machine tool, save cost, make processing faster, convenient, save great amount of manpower, financial resources.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is the five-axle number control machine tool work top front view that a kind of blade precision die of the present invention processing method is used;
Fig. 2 is the five-axle number control machine tool work top vertical view that a kind of blade precision die of the present invention processing method is used;
Fig. 3 is the installation vertical view that a kind of blade precision die of the present invention processing method is used die blank;
Fig. 4 is the installation left view that a kind of blade precision die of the present invention processing method is used die blank;
Fig. 5 is that circular table rotation back blank is installed vertical view in a kind of blade precision die of the present invention processing method.
Among the figure: 1, limit on the left main tapping, 2, the limit on the right-right-hand limit main tapping, 3, cutter, 4, the rectangular table face, 5, the circular table face, 6, die blank, 7, T shape screw, 8, hex nut, 9, etc. high voltage block, 10, contour cushion block.
The specific embodiment
With reference to accompanying drawing 1 ~ 5, a kind of blade precision die of the present invention processing method comprises the steps:
1) die blank 6 pre-fixes
Die blank 6 is fixed on the five-axle number control machine tool circular table face 5, and namely the long limit of die blank 6 is parallel with X-axis by the submeter of saluting by going down on one knee; Contour cushion block 10 is set in the bottom surface of described die blank 6;
2) left part of die blank 6 is positioned in the stroke range of five-axle number control machine tool machining tool, can process, by programming software to the processing of programming of die joint, die cavity, two guide pillars or the dowel hole of the left part of mould, and with many cutter is carried out the back chipping processing of roughing, semifinishing, fine finishining and die cavity respectively, be used for guaranteeing machining accuracy; The right side part is not in the stroke range of lathe at this moment, and lathe can't be processed;
3) after fine finishining step 2) finishes, circular table face 5 around Z axle Rotate 180 °, is continued to process the unprocessed die cavity in right side and other two guide pillars or the dowel hole of die blank 6; Because the effect of contour cushion block 10 is arranged, be not subjected to the influence of rectangular table face 4 during die blank 6 rotations, make unprocessed die blank 6 right-hand components be turned back to the left side of circular table face 5, lathe is tool setting again, the unprocessed die cavity in right side of direct processing mold blank 6 and other two guide pillars or dowel hole, the feasible mould and die accuracy height that processes, four guide pillars or dowel hole are processed with die cavity, the positional precision of four guide pillars or dowel hole is very high, the dislocation of mould can not take place later in the mould matched moulds, the closing precision height of mould is accomplished to meet the drawing permissible accuracy.
Adopt when the die blank 6 in the step 1) is fixed on the circular table face 5 by T shape screw 7, etc. high voltage block 9 and hex nut 8 carry out clamping and positioning.
Described die blank 6 is the blade mold blank.
The work top of five-axle number control machine tool comprises rectangular table face 4 and can be around the circular table face 5 of Z axle rotation, wherein rectangular table face 4 can not turn round, two work top height are identical, the X-axis stroke of Digit Control Machine Tool is subjected to the influence of main tapping, and the about 200mm of a side of work top can't be worked into.
Because the limit shift position of limit on the left main tapping 1 and limit on the right-right-hand limit main tapping 2 restriction, in the right end portion A size range of rectangular table face 4, cutter 3 can't arrive, and that is to say that interior part can't be worked into if die blank 6 is placed on the scope of A size.
Die blank 6 bottom surface pads are gone up contour cushion block 10, by T shape screw 7, etc. high voltage block 9, hex nut 8, die blank 6 is positioned on the circular table face 5, the long limit that is die blank 6 is parallel with X-axis by the submeter of saluting by going down on one knee, but the right side part of die blank 6 can't be worked into, left part and two guide pillars (or guide pin bushing) hole of elder generation's processing mold blank 6, after treating that fine finishining finishes, circular table 5 around Z axle Rotate 180 °, because the effect of contour cushion block 10 is arranged, be not subjected to the influence of rectangular table face 4 during die blank 6 rotations, make unprocessed die blank 6 right-hand components be turned back to the left side of the work top of five-axle number control machine tool, lathe is tool setting again, directly process second half unprocessed die cavity and other two guide pillars (or guide pin bushing) hole, the feasible mould and die accuracy height that processes, four guide pillars (or guide pin bushing) hole processes with die cavity, the positional precision in four guide pillars (or guide pin bushing) hole is very high, the dislocation of mould can not take place later in the mould matched moulds, the closing precision height of mould is accomplished to meet the drawing permissible accuracy.

Claims (4)

1. a blade precision die processing method is characterized in that, comprises the steps:
1) die blank pre-fixes
Die blank is fixed on the five-axle number control machine tool circular table face, and namely the long limit of die blank is parallel with X-axis by the submeter of saluting by going down on one knee; In the bottom surface of described die blank contour cushion block is set;
2) left part of die blank is positioned in the stroke range of five-axle number control machine tool machining tool, can process, die joint, die cavity, two guide pillars or dowel hole to the left part of mould are processed, and with many back chipping processing of cutter being carried out roughing, semifinishing, fine finishining and die cavity respectively; The right side part is not in the stroke range of lathe at this moment, and lathe can't be processed;
3) after fine finishining step 2) finishes, circular table around Z axle Rotate 180 °, is continued to process the unprocessed die cavity in right side and other two guide pillars or the dowel hole of die blank.
2. a kind of blade precision die processing method according to claim 1 is characterized in that: adopt when the die blank in the step 1) is fixed on the circular table face by T shape screw, etc. high voltage block and hex nut carry out clamping and positioning.
3. a kind of blade precision die processing method according to claim 1, it is characterized in that: described die blank is the blade mold blank.
4. a kind of blade precision die processing method according to claim 1, it is characterized in that: the work top of described five-axle number control machine tool comprises rectangular table face and can be around the circular table face of Z axle rotation, wherein the rectangular table face can not turn round, and two work top height are identical.
CN2013102573268A 2013-06-26 2013-06-26 Blade precision mould processing method Pending CN103273288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013102573268A CN103273288A (en) 2013-06-26 2013-06-26 Blade precision mould processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013102573268A CN103273288A (en) 2013-06-26 2013-06-26 Blade precision mould processing method

Publications (1)

Publication Number Publication Date
CN103273288A true CN103273288A (en) 2013-09-04

Family

ID=49055965

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013102573268A Pending CN103273288A (en) 2013-06-26 2013-06-26 Blade precision mould processing method

Country Status (1)

Country Link
CN (1) CN103273288A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105689559A (en) * 2014-11-24 2016-06-22 上海新安汽车隔音毡有限公司 High-precision punching mould processing technology
CN107363489A (en) * 2017-08-11 2017-11-21 安徽东风机电科技股份有限公司 A kind of processing method of half die

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3381667D1 (en) * 1982-09-28 1990-07-19 Yang Tai Her STEPPER MOTOR.
JP2001198775A (en) * 2000-01-14 2001-07-24 Toshiba Mach Co Ltd Numerical control machine tool and tool setting angle measuring method for numerical control machine tool
CN101209536A (en) * 2006-12-30 2008-07-02 沈阳黎明航空发动机(集团)有限责任公司 Five-coordinate self-adaption leaf blade polishing machine
CN201320681Y (en) * 2008-12-17 2009-10-07 天津市精诚机床制造有限公司 Numerical control gear shaping and gear milling combined machine tool
CN101618418A (en) * 2008-07-04 2010-01-06 沈阳黎明航空发动机(集团)有限责任公司 Precise punching process method of vanes
CN102608955A (en) * 2011-01-20 2012-07-25 佳能株式会社 Control device and control method of five-axis control machine tool, program, and mold
CN202428224U (en) * 2011-12-26 2012-09-12 凯盛重工有限公司 Die used for processing flat square shaft

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3381667D1 (en) * 1982-09-28 1990-07-19 Yang Tai Her STEPPER MOTOR.
JP2001198775A (en) * 2000-01-14 2001-07-24 Toshiba Mach Co Ltd Numerical control machine tool and tool setting angle measuring method for numerical control machine tool
CN101209536A (en) * 2006-12-30 2008-07-02 沈阳黎明航空发动机(集团)有限责任公司 Five-coordinate self-adaption leaf blade polishing machine
CN101618418A (en) * 2008-07-04 2010-01-06 沈阳黎明航空发动机(集团)有限责任公司 Precise punching process method of vanes
CN201320681Y (en) * 2008-12-17 2009-10-07 天津市精诚机床制造有限公司 Numerical control gear shaping and gear milling combined machine tool
CN102608955A (en) * 2011-01-20 2012-07-25 佳能株式会社 Control device and control method of five-axis control machine tool, program, and mold
CN202428224U (en) * 2011-12-26 2012-09-12 凯盛重工有限公司 Die used for processing flat square shaft

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
孙钢峰: "叶片型面及其模具型面的数控加工", 《机械科学与技术》, no. 02, 30 April 1989 (1989-04-30) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105689559A (en) * 2014-11-24 2016-06-22 上海新安汽车隔音毡有限公司 High-precision punching mould processing technology
CN105689559B (en) * 2014-11-24 2018-04-24 上海新安汽车隔音毡有限公司 A kind of high accuracy die cutting die processing technology
CN107363489A (en) * 2017-08-11 2017-11-21 安徽东风机电科技股份有限公司 A kind of processing method of half die
CN107363489B (en) * 2017-08-11 2019-05-07 安徽东风机电科技股份有限公司 A kind of processing method of half die

Similar Documents

Publication Publication Date Title
CN100566919C (en) Technique for processing connecting rod bearing shell
CN103111814A (en) Numerical control machining method of aero-engine disc-shaft integrated structure part
GB2594182A (en) Machining process for large-diameter thin-walled part
CN105397108A (en) Method for turning large-diameter precision complex molded surface thin sheet part
Boivie et al. Hybrid manufacturing: integration of additive technologies for competitive production of complex tools and products
CN102554304A (en) Method for machining 45-degree intersected shaft holes of milling head
CN106736292A (en) A kind of advanced pressurized water reactor fuel element base machining process
CN103447782A (en) Machining method of lathe spindle
CN204209477U (en) A kind of die casting modified product hole locating pneumatic fixture
Boivie et al. Development of a hybrid manufacturing cell; integration of additive manufacturing with CNC machining
CN103273288A (en) Blade precision mould processing method
CN101920452B (en) Production method for water chamber head of nuclear power equipment
CN104175150A (en) Pressure casting transformed special-shaped product hole positioning pneumatic clamp and clamping method
CN103934629B (en) A kind of thin-walled membranous disc processing method of clamping of fitting based on soft tire
CN103949909A (en) CNC (computer numerical control) machined spherical piece combined clamp and clamping method
CN104128851B (en) Engineering ceramics screw thread processing method
CN103624569B (en) Clamp for machining and processing method thereof for split-type composite core formwork
CN103128517B (en) Processing technology of heat-resisting alloy steel ware double-open-mold glass mold
CN202114498U (en) Special tooling for four counter-sinking holes of flange yoke
CN102430899B (en) Numerical control machining method for support parts
CN107457542A (en) The axle milling saddle-shape guide vane new method of square steel blank four
CN103273277A (en) Method for machining regulating ring part
CN108788208B (en) Boring method for machining intersection angle box hole system
CN102785064A (en) Method for processing cross axle
CN102873362B (en) Horizontal type punching method and horizontal-type punching tool for datum holes of blade die forged blank

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130904