CN107584180A - A kind of hard clamping electric processing method of tandem turbo blade multistation and device - Google Patents
A kind of hard clamping electric processing method of tandem turbo blade multistation and device Download PDFInfo
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- CN107584180A CN107584180A CN201710898070.7A CN201710898070A CN107584180A CN 107584180 A CN107584180 A CN 107584180A CN 201710898070 A CN201710898070 A CN 201710898070A CN 107584180 A CN107584180 A CN 107584180A
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Abstract
The invention discloses a kind of hard clamping electric processing method of tandem turbo blade multistation and device, including the long rectangular base of the switchable magnetic force of band as matrix, several integral locating pieces are arranged at intervals with the long rectangular base of switchable magnetic force is first-class；Be additionally provided with the long rectangular base of switchable magnetic force for blade exhaust while positioned exhaust while locating piece and for blade back type face carry out point location blade back locating piece；In side, detachable location and installation has radial positioning block；With being provided with the crane span structure that is across above integral locating piece, exhaust side locating piece and blade back locating piece in the long rectangular base of switchable magnetic force, several clamping screws for being used for self-locking and compressing blade are threaded with through crane span structure, clamping screw with the long rectangular base mounting plane of switchable magnetic force with forming an angle so that tightening blade exhaust side and blade back anchor point after clamping screw can be automatically positioned without staying gap.
Description
【Technical field】
The present invention is applied to the field of machining of aero-turbine guide vane and its similar part, and in particular to
A kind of hard clamping electric processing method of tandem turbo blade multistation and device.
【Background technology】
High-pressure turbine guide vane in the advanced aero engine of China's active service at present and gas turbine product is more using single
The air-cooled turbine guide vane structure of leaf block cast unit-welded two, the blade type face of its left and right blade single-piece uses to be cast without surplus, only
Its upper and lower end face mounting head, which leaves allowance, to be needed to be machined removal.Machining needs to use principle of six-point fixing clamping
Positioning processing.Six anchor points of the casting are respectively positioned at blade exhaust side, the point location on blade back and upper surface.Existing processing
Technique is the method introduced using People's Republic of China (PRC) Patent No. CN1762619 patent specification.This method is main
Will be right on six point location Reference Transformings on blade to the alloy block of cooled and solidified using low-melting alloy cast blade positioning box
It is machined afterwards by positioning datum of alloy block.Program machining is general first to process an end face using grinding
Other end is processed on the basis of the end face again, needs at least two machining sequences clamping twice altogether, therefore exists and repeats to fill
Position error is pressed from both sides, causes machining accuracy to decline.Cause the program whole along with cast two processes of alloy and alloy are needed
Technological process is more complicated, and production cycle length, processing efficiency is low, and produced on-site organization and administration difficulty is larger.The program also there is
Low-melting alloy remains turbine blade surface and inner chamber is difficult to clean off clean technical barrier.Largely use low-melting alloy simultaneously
Easily pollution processing site and equipment cause other cleaning parts easily by cross pollution.And strictly controlled in production scene
Contaminated articles and the mutually isolated difficulty of uncontamination article are very big.The low-melting alloy of final residue is in aero-engine operation
Hot conditions under easily corrosion cast(ing) surface cause that turbo blade property indices decline or even fracture is so as to triggering
Every accident.
【The content of the invention】
To solve problems of the prior art, the purpose of the present invention be blade type face for it is accurate without surplus increase material into
Type, it is only necessary to which further precision goes the aero-engine and gas turbine blades class of surplus processing radial direction upper and lower lobes body face size
During the machine of part adds, there is provided a kind of hard clamping electric processing method of tandem turbo blade multistation and device, so as to improve part
Crudy, simplify work flow, improve processing efficiency.
The purpose of the present invention is achieved through the following technical solutions：
A kind of hard clamping electric machining device of tandem turbo blade multistation, including the switchable magnetic force length of band as matrix
Rectangular base, it is arranged at intervals with several and previous blade blade back point can be carried out with the long rectangular base of switchable magnetic force is first-class
Position the integral locating piece that exhaust side of the and can to the latter blade is positioned；
Positioned with being additionally provided with the long rectangular base of switchable magnetic force for being vented to blade in the exhaust positioned
Block and the blade back locating piece for carrying out point location to blade back type face；
Exhaust side locating piece is arranged on the front end of all integral locating pieces, for the exhaust to the blade in front end
While positioned；
Blade back locating piece is arranged on the rearmost end of all integral locating pieces, for the blade back type to the blade in rearmost end
Face carries out point location；
The detachable location and installation in side with the long rectangular base of switchable magnetic force has for radially being positioned to blade
Radial positioning block；
Integral locating piece, exhaust side locating piece and blade back positioning are across with being provided with the long rectangular base of switchable magnetic force
Crane span structure above block, several clamping screws for being used for self-locking and compressing blade, clamping screw and band are threaded with through crane span structure
The switchable long rectangular base mounting plane of magnetic force forms an angle so that tightens blade exhaust side and blade back positioning after clamping screw
Point can be automatically positioned without staying gap.
The exhaust positions block body when locating piece includes exhaust, and exhaust on positioning block body towards blade when being vented
Side is provided with two pieces of L-type locating pieces, and two pieces of L-type locating pieces are respectively used to position two on two sections to blade exhaust side
One-movement-freedom-degree and two corresponding rotational freedoms.
The blade back locating piece includes blade back positioning block body, and the top of blade back positioning block body is provided with to enter blade back type face
Row point location and the positioning ball for limiting last blade rotational freedom.
The integral locating piece includes one positioning block body, and one is positioned and set on block body towards blade exhaust side side
Two pieces of L-type locating pieces are equipped with, two pieces of L-type locating pieces are respectively used to position two movements on two sections certainly to blade exhaust side
By degree and two corresponding rotational freedoms, one positions block body and is provided with extension board agllutination on the top of L-type locating piece side
Structure, the top for extending plate structure are provided with the blade back type face progress point location being used for previous blade and limit blade rotation
The positioning ball of the free degree.
Two setting circle taper holes are offered in the long rectangular base of the switchable magnetic force of band, use is provided with radial positioning block
Coordinate between two setting circle taper pins for coordinating positioning with the setting circle taper hole, pin-and-hole for gap；Radial positioning block is provided with
For carrying out the positioning ball of radial positioning to blade；Radial positioning block with the long rectangular base of switchable magnetic force with passing through magnetic-adsorption
Connection.
The clamping screw with the long rectangular base mounting plane of switchable magnetic force into 25 °~30 ° angles.
A kind of hard clamping electric processing method of tandem turbo blade multistation, comprises the following steps：
(1) by radial positioning module, Set and Positioning is good on the long rectangular base of switchable magnetic force on request before processing,
And check mounting surface gap precision；
(2) again by multiple part by one-step side by side Set and Positioning to by integral locating piece, exhaust side locating piece, blade back locating piece
On the installation station determined with radial positioning module, each anchor point face gap precision of part is checked；
(3) after Set and Positioning, radial positioning module is unloaded；
(4) and then by wire of wire cutting upper and lower end face whole processing dimension is processed.
It is first during configuration processor after (3) step has been carried out if Wire EDM equipment carries online automatic detection function
The radial positioning point of part is carried out using the gauge head installed on lathe to touch frontier inspection survey, edge point and digital-to-analogue theory installation position are touched in inspection
The deviation put, such as exceed precision prescribed scope, stop execution procedures and alarm；Program self-zeroing after alarming is eliminated, now will
Part unloads, and repeats (1) and arrive (3) step, detect again it is qualified after then continue non-referenced end in automatic first processing upper and lower end face
Face overall dimension, then automatic calling gauge head carry out touching frontier inspection survey to each measurement point of finished surface, and automatic calculating machined surface is relative
Processing request size between unprocessed reference plane, and automatically generate examining report；Processing is performed after detection automatically
The program of datum end face size, finally again the machined surface of datum end face is carried out touching frontier inspection survey, with test point position data before
Carry out the examining report that COMPREHENSIVE CALCULATING ultimately generates full version.
Compared with prior art, the present invention has the advantages that：
The hard clamping electric machining device of tandem turbo blade multistation of the present invention passes through with the long rectangle of switchable magnetic force
Base is first-class to be arranged at intervals with several can carry out positioning exhaust of the and can to the latter blade to previous blade blade back point
While the integral locating piece positioned, determines with being additionally provided with the long rectangular base of switchable magnetic force for being vented side to blade
The exhaust side locating piece of position and the blade back locating piece for carrying out point location to blade back type face；Exhaust side locating piece is arranged on all
The front end of integral locating piece, positioned for the exhaust side to the blade in front end；Blade back locating piece is arranged on institute
There is the rearmost end of integral locating piece, for carrying out point location to the blade back type face of the blade in rearmost end；Therefore can be simultaneously
Multiple parts are installed to be processed；Blade is radially positioned by radial positioning block；Clamping screw enters from top to part
Row positioning, therefore part accurate positioning is ensure that, it ensure that machining accuracy.Pass through the tandem turbo blade multistation of the present invention
Hard clamping electric machining device and processing method can improve blade machining efficiency, and simplification of flowsheet, the present invention is directly
Using clamped one time positioning processing is carried out to blade based on the hard fixture scheme of six point locations, the weight caused by multiple clamping is eliminated
Folder error is reassembled, improves machining accuracy.Simultaneously because aero engine turbine blades require higher to cast(ing) surface, it is of the invention
Scheme can thoroughly eliminate the risk of sn-bi alloy corrosion cast(ing) surface, and its processing mode uses wire cutting digital control processing without cutting
Power, and then the stability of parts fixation in process is improved, reducing needs the fixture of larger thrust to weigh piece surface wounded,
And the online automatic detection in process is easy to implement so as to realize that the processing is examined using the special process method such as wire cutting
Full process automatization is tested, and then ensures the crudy of part, lifts product intelligent manufacture level, the present invention realizes will be originally more
Individual manufacturing procedure is merged into a process, greatly shortens the turnover stand-by period of multiple inter processes, reduces the production cycle, reduces existing
The difficulty of field organization management, while the fixture is realized and once processes multiple parts simultaneously, further improves processing efficiency.
The present invention realizes the automation of inspection during manufacture overall process, it is preferable must reduce human factor to final crudy and
The influence of process inspection result reliability, it is truly realized the generation for preventing part processing error before processing
【Brief description of the drawings】
Fig. 1 is the hard clamping electric machining device front view of tandem turbo blade multistation of one embodiment of the present of invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the front view of the integral locating piece of the present invention；
Fig. 4 is the side view of the integral locating piece of the present invention；
Fig. 5 is the top view of the integral locating piece of the present invention；
Fig. 6 is the schematic three dimensional views of the integral locating piece of the present invention；
Fig. 7 is the structural representation of radial positioning block of the present invention；
Fig. 8 is that the present invention disassembles the clamp structure schematic diagram after radial positioning block.
Wherein, 1- is with the long rectangular base of switchable magnetic force, 1-1- setting circle taper holes, 2- one locating pieces, 2-1- extension boards
Block structure, 3- exhaust side locating pieces, 3-1-L type locating pieces, 4- blade back locating pieces, 5- crane span structures, 6- clamping screws, 7- radial positionings
Block, 7-1- setting circle taper pins, 8- part noumenons, 9- positioning balls.
【Embodiment】
It is next below in conjunction with the accompanying drawings that the present invention is further illustrated.
Referring to figs. 1 to the hard clamping electric machining device of tandem turbo blade multistation of Fig. 8 present invention, including as matrix
The long rectangular base 1 of the switchable magnetic force of band, with the long rectangular base 1 of switchable magnetic force it is first-class be arranged at intervals with several can be to preceding
One blade blade back point carries out positioning the integral locating piece 2 that exhaust side of the and can to the latter blade is positioned；
Positioned with being additionally provided with the long rectangular base 1 of switchable magnetic force for being vented to blade in the exhaust positioned
Block 3 and the blade back locating piece 4 for carrying out point location to blade back type face；
Exhaust side locating piece 3 is arranged on the front end of all integral locating pieces 2, for the row to the blade in front end
Gas side is positioned；
Blade back locating piece 4 is arranged on the rearmost end of all integral locating pieces 2, for the blade back to the blade in rearmost end
Type face carries out point location；
The detachable location and installation in side with the long rectangular base 1 of switchable magnetic force has for radially being positioned to blade
Radial positioning block 7；
Integral locating piece 2, exhaust side locating piece 3 and blade back are across with being provided with the long rectangular base 1 of switchable magnetic force
The crane span structure 5 of the top of locating piece 4, several clamping screws 6 for being used for self-locking and compressing blade are threaded with through crane span structure 5, are compressed
Screw rod 6 with the long mounting plane of rectangular base 1 of switchable magnetic force into 25 °~30 ° angles so that tighten blade after clamping screw 6
Exhaust side and blade back anchor point can be automatically positioned without staying gap.
As shown in figure 8, the exhaust of the present invention positions block body, exhaust side positioning block body when locating piece 3 includes exhaust
On blade exhaust side side is provided with two pieces of L-type locating piece 3-1, two pieces of L-type locating piece 3-1 are respectively used to be vented blade
While two one-movement-freedom-degrees and two corresponding rotational freedoms are positioned on two sections；
Blade back locating piece 4 includes blade back positioning block body, and the top of blade back positioning block body is provided with to be carried out to blade back type face
Point location and the positioning ball 9 for limiting last blade rotational freedom.
As shown in Figures 3 to 6, with reference to Fig. 8, integral locating piece 2 of the invention includes one positioning block body, one positioning
Blade exhaust side side is provided with two pieces of L-type locating piece 3-1 on block body, two pieces of L-type locating piece 3-1 are respectively used to leaf
Body exhaust side positions two one-movement-freedom-degrees and two corresponding rotational freedoms on two sections, and one positions block body and existed
The top of L-type locating piece 3-1 sides is provided with extension plate structure 2-1, and extension plate structure 2-1 top, which is provided with, to be used for previous
The blade back type face of individual blade carries out point location and limits the positioning ball 9 of the blade rotational freedom.
As shown in Fig. 7 to Fig. 8, with reference to Fig. 1 and Fig. 2, two are offered in the long rectangular base 1 of the switchable magnetic force of band of the invention
Individual setting circle taper hole, two setting circle taper pins for coordinating positioning with the setting circle taper hole, pin are provided with radial positioning block 7
Coordinate between hole for gap；Radial positioning block 7 is provided with the positioning ball 9 for being used for that radial positioning to be carried out to blade；Radial positioning block 7
It is connected with the long rectangular base 1 of switchable magnetic force by magnetic-adsorption.
The long rectangular base 1 of belt switch magnetic force of the present invention is the matrix of the device, and its side obtains setting circle taper hole 1-1 with determining
Circle of position taper pin 7-1 is that gap coordinates, by opening with the magnetic in the long rectangular base 1 of shell switch magnetic during clamping radial positioning block 7
Power rotary switch is subject to magnetic force and sucks positioning, and magnetic switch is closed when need to unload and manually takes out radial positioning block 7, the structure
Design ensure that installation accuracy when radial positioning block 7 dismantles assembling repeatedly, and its is easy to use, and left-hand seat is simple, greatly improves
Operation efficiency, mitigate its labor intensity.Integral locating piece 2 be in order to relative gap between compression blade and reduce can clamping it is more
Lathe Z strokes shared by the fixture of individual part and specially designed structure, can be positioned to previous blade blade back point
Exhaust side of the and can to the latter blade positions, simple in construction compact, saves big quantity space.The tandem turbine of the present invention
The hard clamping electric machining device of blade multistation is realized by the location structure to be processed stroke in 300mm wire cuttings standard maximum and adds
Have that 5 parts can Set and Positioning be processed side by side on fixture in work thickness, maximally utilise space, realization is processed simultaneously
The maximization of number of components.Clamping screw 6 coordinates self-locking to compress blade with the screwed hole of crane span structure 5 by screw thread, and compaction direction is through correlation
Mechanics Calculation with the long mounting plane of rectangular base 1 of switchable magnetic force with, into 25 °~30 ° angles, ensureing that blade is arranged after tightening screw rod
Gas side and blade back anchor point can be automatically positioned without staying gap.
In Fig. 1, part noumenon 8 to be processed is wherein one in aircraft engine high-pressure turbine guide vane weld assembly
Individual blade single-piece, the blade type face of the part is without surplus hot investment casting, without machining.Only have the part for needing to finish
Mounting head plane and arc surface above and below radial direction.To simplify work flow, based on principle of six-point fixing by five, unload radially
The complete upper and lower end face overall dimension of wire cutting feed path numerical control program time processing finished in advance is utilized after locating piece.
In the hard clamping electric machining device of tandem turbo blade multistation of the present invention, it is vented on side locating piece 3 and passes through
It has been welded to connect two pieces of L-type locating piece 3-1 and two one-movement-freedom-degrees and two is mainly positioned on two sections to blade exhaust side
Individual corresponding rotational freedom, blade back locating piece 4 are entered by being interference fitted one hard alloy positioning ball 9 of connection to blade back type face
Row point location, limit last rotational freedom.Integral locating piece 2 simultaneously determine by existing two pieces of L-types by being welded to connect
Exhaust side of the position block to the latter blade position and has the extension plate structure 2-1 along previous blade type face direction to consolidate
The positioning ball 9 determined carries out point location to previous blade blade back.The above locating module is closed with certain position
System is fixed on in the long rectangular base 1 of switchable magnetic force by way of alignment pin and mode connects for screw positioning, so that clamping exists
Each parts processing surface on fixture keeps defined location relation to facilitate numerical control programming to process with fixture datum.Part
The free degree is moved radially then to be limited in a manner of point location by detachable mechanism radial positioning block 7.The radial positioning block 7 uses magnetic force
Positioning is sucked, therefore radial positioning block 7 can be unloaded by turning off magnetic switch, locating piece is eliminated and wire cutting is once walked
Interference during silk processing blade upper and lower end face.
The method of blade is processed using the hard clamping electric machining device of tandem turbo blade multistation of the present invention, should be added
Work method is using the directly hard Set and Positioning processing part of principle of six-point fixing on electric spark CNC wire-cut machine, except footpath
To anchor point on any one accurate datum mark face in upper and lower end face, remaining anchor point be arranged on blade type face (exhaust side and
Point on blade back), the present invention uses the fixture of radial positioning module demountable structure, while can multiple parts of clamping side by side, it is real
Existing clamped one time can process multiple blade upper and lower end face whole station sizes simultaneously, comprise the following steps：
(1) before processing by the Set and Positioning on the long rectangular base 1 of switchable magnetic force on request of radial positioning module 7
It is good, and check mounting surface gap precision；
(2) by multiple part by one-step, Set and Positioning positions to by integral locating piece 2, exhaust side locating piece 3, blade back side by side again
On the installation station that block 4 and radial positioning module 7 determine, each anchor point face gap precision of part is checked；
(3) after Set and Positioning, radial positioning module 7 is unloaded；
(4) and then by wire of wire cutting upper and lower end face whole processing dimension is processed.
It is first during configuration processor after (3) step has been carried out if Wire EDM equipment carries online automatic detection function
The radial positioning point of part is carried out using the gauge head installed on lathe to touch frontier inspection survey, edge point and digital-to-analogue theory installation position are touched in inspection
The deviation put, such as exceed precision prescribed scope, stop execution procedures and alarm；Program self-zeroing after alarming is eliminated, now will
Part unloads, and repeats (1) and arrive (3) step, detect again it is qualified after then continue non-referenced end in automatic first processing upper and lower end face
Face overall dimension, then automatic calling gauge head carry out touching frontier inspection survey to each measurement point of finished surface, and automatic calculating machined surface is relative
Processing request size between unprocessed reference plane, and automatically generate examining report；Processing is performed after detection automatically
The program of datum end face size, finally again the machined surface of datum end face is carried out touching frontier inspection survey, with test point position data before
Carry out the examining report that COMPREHENSIVE CALCULATING ultimately generates full version.
The process realizes the automation of inspection during manufacture overall process, it is preferable must reduce human factor to final crudy and
The influence of process inspection result reliability, it is truly realized the generation for preventing part processing error before processing.
Claims (8)
1. a kind of hard clamping electric machining device of tandem turbo blade multistation, it is characterised in that can including the band as matrix
The long rectangular base of switch magnetic (1), with the long rectangular base of switchable magnetic force (1) it is first-class be arranged at intervals with several can be to previous
Individual blade blade back point carries out positioning the integral locating piece (2) that exhaust side of the and can to the latter blade is positioned；
Be additionally provided with the long rectangular base of switchable magnetic force (1) for blade exhaust in the exhaust positioned locating piece
(3) and for the blade back locating piece (4) to blade back type face progress point location；
Exhaust side locating piece (3) is arranged on the front end of all integral locating pieces (2), for the row to the blade in front end
Gas side is positioned；
Blade back locating piece (4) is arranged on the rearmost end of all integral locating pieces (2), for the blade back to the blade in rearmost end
Type face carries out point location；
The detachable location and installation in side with the long rectangular base of switchable magnetic force (1) has the footpath for radially being positioned to blade
To locating piece (7)；
Integral locating piece (2), exhaust side locating piece (3) and leaf are across with being provided with the long rectangular base of switchable magnetic force (1)
The crane span structure (5) above locating piece (4) is carried on the back, several compression spiral shells for being used for self-locking and compressing blade are threaded with through crane span structure (5)
Bar (6), clamping screw (6) with the long rectangular base of switchable magnetic force (1) mounting plane with forming an angle so that tightens compression spiral shell
Blade exhaust side and blade back anchor point can be automatically positioned without staying gap bar (6) afterwards.
A kind of 2. hard clamping electric machining device of tandem turbo blade multistation according to claim 1, it is characterised in that
The exhaust positions block body, exhaust side when being vented on positioning block body towards blade when locating piece (3) includes exhaust
Two pieces of L-type locating pieces (3-1) are provided with, two pieces of L-type locating pieces (3-1) are respectively used to determine blade exhaust side on two sections
Two one-movement-freedom-degrees in position and two corresponding rotational freedoms.
A kind of 3. hard clamping electric machining device of tandem turbo blade multistation according to claim 1, it is characterised in that
The blade back locating piece (4) includes blade back positioning block body, and the top of blade back positioning block body is provided with to be carried out a little to blade back type face
Position and limit the positioning ball (9) of last blade rotational freedom.
A kind of 4. hard clamping electric machining device of tandem turbo blade multistation according to claim 1, it is characterised in that
The integral locating piece (2) includes one positioning block body, and one is positioned and is provided with block body towards blade exhaust side side
Two pieces of L-type locating pieces (3-1), two pieces of L-type locating pieces (3-1) are respectively used to position two on two sections to blade exhaust side
One-movement-freedom-degree and two corresponding rotational freedoms, one position block body and are provided with the top of L-type locating piece (3-1) side
Extend plate structure (2-1), the top of extension plate structure (2-1), which is provided with, to be used to carry out a little the blade back type face of previous blade
Position and limit the positioning ball (9) of the blade rotational freedom.
A kind of 5. hard clamping electric machining device of tandem turbo blade multistation according to claim 1, it is characterised in that
Two setting circle taper holes are offered in the long rectangular base of the switchable magnetic force of band (1), is provided with and is used on radial positioning block (7)
Coordinate two setting circle taper pins of positioning with the setting circle taper hole, coordinate between pin-and-hole for gap；Radial positioning block (7) is provided with
For carrying out the positioning ball (9) of radial positioning to blade；Radial positioning block (7) with the long rectangular base of switchable magnetic force (1) with leading to
Cross magnetic-adsorption connection.
A kind of 6. hard clamping electric machining device of tandem turbo blade multistation according to claim 1, it is characterised in that
The clamping screw (6) with the long rectangular base of switchable magnetic force (1) mounting plane into 25 °~30 ° angles.
7. a kind of hard clamping electric processing method of tandem turbo blade multistation, it is characterised in that using described in claim 1
The hard clamping electric machining device of tandem turbo blade multistation is processed, and is comprised the following steps：
(1) before processing by radial positioning module (7) Set and Positioning on the long rectangular base of switchable magnetic force (1) on request
It is good, and check mounting surface gap precision；
(2) by multiple part by one-step, Set and Positioning positions to by integral locating piece (2), exhaust side locating piece (3), blade back side by side again
On the installation station that block (4) and radial positioning module (7) determine, each anchor point face gap precision of part is checked；
(3) after Set and Positioning, radial positioning module (7) is unloaded；
(4) and then by wire of wire cutting upper and lower end face whole processing dimension is processed.
8. the hard clamping electric processing method of tandem turbo blade multistation according to claim 7, it is characterised in that if electricity
Spark linear cutting equipment carries online automatic detection function, after (3) step has been carried out, first with pacifying on lathe during configuration processor
The gauge head of dress carries out touching frontier inspection survey to the radial positioning point of part, checks the deviation for touching edge point and digital-to-analogue theory installation site, such as
Beyond precision prescribed scope, stop execution procedures and alarm；Program self-zeroing after alarming is eliminated, now unloads part, weight
Multiple (1) arrive (3) step, detect again it is qualified after then continue non-referenced end face overall dimension in automatic first processing upper and lower end face,
Gauge head is called to carry out touching frontier inspection survey to each measurement point of finished surface automatically again, the automatic machined surface that calculates is relative to unprocessed base
Processing request size between quasi- face, and automatically generate examining report；Automatically machining benchmark face size is performed after detection
Program, finally again the machined surface of datum end face is carried out touching frontier inspection and surveyed, COMPREHENSIVE CALCULATING is carried out with test point position data before
Ultimately generate the examining report of full version.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109048220A (en) * | 2018-08-31 | 2018-12-21 | 贵州凯阳航空发动机有限公司 | A method of replacement aircraft engine blade |
| CN111136510A (en) * | 2019-12-25 | 2020-05-12 | 贵阳航发精密铸造有限公司 | Datum conversion machining method and conversion tool for turbine guide blade with complex profile |
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| CN111136510A (en) * | 2019-12-25 | 2020-05-12 | 贵阳航发精密铸造有限公司 | Datum conversion machining method and conversion tool for turbine guide blade with complex profile |
| CN111136510B (en) * | 2019-12-25 | 2021-09-10 | 贵阳航发精密铸造有限公司 | Datum conversion machining method and conversion tool for turbine guide blade with complex profile |
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| CN107584180B (en) | 2019-09-17 |
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