CN105965289A - Flexible clamp used for aviation blade - Google Patents
Flexible clamp used for aviation blade Download PDFInfo
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- CN105965289A CN105965289A CN201610429798.0A CN201610429798A CN105965289A CN 105965289 A CN105965289 A CN 105965289A CN 201610429798 A CN201610429798 A CN 201610429798A CN 105965289 A CN105965289 A CN 105965289A
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- blade
- angle
- fixture
- tenon
- flexible fixture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/04—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part adjustable in inclination
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The invention discloses a flexible clamp which aims to overcome the defects a current clamp is not suitable for clamping a small aviation blade due to a too great dimension, is complex in system, is liable to cause deformation and errors, and the like. The flexible clamp comprises a blade body supporting mechanism, a tenon clamping mechanism, a rotary heightening mechanism and an angle tilting mechanism, wherein the flexible clamp can regulate an inclination angle of the blade by regulating a working angle of the angle tilting mechanism. The flexible clamp can clamp and support the blade body to certain extent, so that the blade body is prevented from generating deformation during processing to cause errors; and moreover, the flexible clamp is universal, is adjustable in flexibility, and is suitable for different blades with great blade body difference and different curved-surface shapes.
Description
The present invention relates to a kind of flexible fixture, particularly relate to a kind of aerial blade particularly can make aerial blade angle
The flexible fixture that degree tilts, makes three axis numerically controlled machine processing aerial blade be achieved.
Background technology
Generally, the structure of aerial blade is broadly divided into blade 1, blade root platform 2 and tongue portion 3, such as accompanying drawing
Shown in 1.Wherein blade 1 is whole blade area the best part, is also the processing part of machining amount maximum,
Belong to again thin-wall part simultaneously.
Can have a variety of at present to support the fixture form of different curve at present, be described below two kinds and there is reference value
Fixture form:
(1) expansion link sucked type.As shown in Figure 2, for only clamping unilateral surface, opposite side curved surface is used for adding
The processing of the situation of work, such as automobile engine cover, is first determined the distance arriving curved surface, by fixture by telescoping mechanism
The clamping curved surface of the decorative pearl on top of an official cap on head 5 and workpiece forms point cantact, then by expansion link top by vacuum pump drive true
Workpiece is firmly held by suction dish 4.
The curved surface of this clamp structure clamping typically belongs to large area curved surface, expansion link and the decorative pearl on top of an official cap 5 should be by aluminum or steel
Becoming to ensure supporting rigidity, vacuum cup 4 to have and to have enough laminating degree and flexibility to meet workpiece table simultaneously
The adsorption entails in face, choosing of vacuum pump should make sucker have enough absorption affinities to have to reduce in process engineering to workpiece
The deformation that vibration or warpage cause.
(2) flexible fixture based on phase-change material.Phase transformation flexible fixture is called for short phase-change material fixture, is divided into again true
Phase-change material fixture and the pseudo-big class of phase-change material fixture two, before fixture classify in carried.And lathe folder can be used for
In tool, true phase-change material is more, uses various different phase-change material can obtain polytype fixture, such as accompanying drawing
Shown in 3.
" phase transformation " word in fixture phase-change material is only limitted to solid-liquid transformation, the phase alternating temperature of this type of phase-change material simultaneously
Degree is necessary for lathe-fixture-workpiece system and is allowed, and the precision to lathe, workpiece too high or too low for temperature all can be produced
Raw impact, it is necessary to be any limitation as.Require when workpiece is installed on jig and unloads that the phase of phase-change material can
Inverse.Also just because of this mutually reversible characteristic of phase-change material, so its clamping force is uniform and active area big, especially
The clamping of the part that its applicable rigidity is weak and complex-shaped, such as aerial blade.First part is placed on place during clamping
Position in the phase-change material of liquid phase, then make phase-change material fast transition become solid by certain environmental stimuli condition
State, can play the purpose uniformly clamping workpiece.When completion of processing, then phase-change material is become again rapidly by solid-state
Liquid thus be easily removed workpiece.
But, to realize on three axis numerically controlled machine, blade being carried out effective clamping, expansion link sucking disc type flexible fixture
Having clearly disadvantageous: first, this type of fixture stock size is excessive, is not suitable for clamping small-sized aerial blade；Secondly,
This installation way to one side clamping one side processing situation more applicable, and for two sides all need clamping and processing
For situation is repaired in the special processing of aerial blade, the effect of sucker weakens significantly；Furthermore, due to jig Design
Assembly module is more, needs to be equipped with hydraulic control system, vacuum pump power source and computer control system etc., extremely
Complicated.And phase-change material flexible fixture technology is the most immature, controlling party surface technology difficulty is big, the most more
Technical matters are to be solved.
Therefore, inventor through repeatedly contrasting, magnanimity ground with reference to creatively think deeply, devise a kind of aviation leaf
The flexible fixture of sheet, this flexible fixture can carry out certain clamp standoff to blade, prevents blade work in-process from producing
Give birth to deformation and cause error, and general, flexible adjustable, it is adaptable to the difference that blade difference is big, curve form differs
Blade.
Summary of the invention
On the one hand the application gives the flexible fixture of a kind of blade, it is characterised in that flexible fixture includes that blade props up
Hold mechanism, tenon clamping device, rotate height-regulating mechanism and angle leaning device, by adjusting angle leaning device
Operating angle, flexible fixture can adjust the angle of inclination of blade.
Further, described blade is aerial blade to be processed.
Further, described blade supporting device includes push rod, side plate and the decorative pearl on top of an official cap, push rod by self-locking thread with
Screwed hole on side plate coordinates, and makes the decorative pearl on top of an official cap hold out against the curved of blade with the form of point cantact by regulation self-locking thread
Become self-locking so that blade is supported by.
Further, described tenon clamping device includes the clamping claw adapted with blade tenon shape, by leaf
The lower profile of sheet blade root platform is close to the upper plane of jaw, and the fillet of tenon is close to the fillet on jaw, by locking
Screw is clamped.
Further, described jaw includes two jaw briquettings, and described screw is trip bolt, two jaw pressures
It is provided with the hole passed for trip bolt on block, the lower profile of the blade root platform of blade is close to the upper of jaw briquetting
Plane, the fillet of tenon is close to the fillet on jaw briquetting, is clamped by locking trip bolt.
Further, described rotation height-regulating mechanism is increased and fixture by the bottom of the tenon clamping device at fixture
The screw thread that body coordinates realizes, and holds out against fixing with holding out against screw, freely heightens by rotating screw thread or turns down, suitable
Answer the height of the processing reparation situation regulation blade clamping of different leaves.
Further, described angle leaning device includes one-level base and two grades of bases, at the bottom of one-level base and two grades
Seat coordinates with articulated form, takes self-locking thread to compress and realizes fixing.
Further, described angle leaning device also includes that lock shaft, two grades of bases include a flat board, respectively position
In the riser of the general triangular of flat board top two opposite side, one-level base is arranged in the middle of two risers, by lock shaft
Through two risers and one-level base, the loosening and locking by self-locking thread of two grades of bases, make one-level base
Variable-angle, tiltable, and be locked after angle adjustment is required angle.
Further, at the groove that three edges of processing, inner side of the rear side pan of two grades of bases are angularly distributed,
In order to coordinate the fixing projection on one-level base, so that the angle that one-level base both sides tilt is consistent and fixing reliable.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, required in embodiment being described below
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
Fig. 1 is the structural representation of blade；
Fig. 2 is the schematic diagram of expansion link suction clip；
Fig. 3 is flexible fixture based on phase-change material；
Fig. 4 is the overall structure of flexible fixture of the present invention；
Fig. 5 is blade supporting device schematic diagram of the present invention；
Fig. 6 is tenon clamping device schematic diagram of the present invention；
Fig. 7 is that the present invention rotates height-regulating mechanism schematic diagram；
Fig. 8 is angle leaning device schematic diagram of the present invention；
Fig. 9 (a) to Fig. 9 (e) is clamping process schematic diagram of the present invention；
Figure 10 is second positioning schematic diagram；
Figure 11 is to the present invention solves second positioning problem and the structural representation that designs；
Figure 12 is that the present invention solves second positioning problem schematic diagram in clamping process.
In figure, label description is as follows:
In figure, 1, blade, 2, blade root platform, 3, tongue portion, 4, vacuum cup, 5, the decorative pearl on top of an official cap, 6, true
Null interface, 7, blade supporting device, 7.1, side plate, 7.2, screwed hole, 7.3, push rod, 7.4, the decorative pearl on top of an official cap, 8,
Tenon clamping device, 8.1, clamping claw, 8.2, jaw briquetting, 8.3, trip bolt, 9, rotate and heighten machine
Structure, 9.1, screw thread, 9.2, hold out against screw, 10, angle leaning device, 10.1, one-level base, 10.2, two
Level base, 10.3, lock shaft, 11, detent, 12, working origin.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is implemented
Mode is described in further detail.It is only used as explanation rather than the limit for the present invention it should be appreciated that following
System.
Embodiment one
Seeing accompanying drawing 4, the flexible fixture of the present embodiment includes four mechanisms, is blade supporting device 7, tenon respectively
Clamping device 8, rotation height-regulating mechanism 9 and angle leaning device 10, by adjusting the work of angle leaning device 10
Angle, flexible fixture can adjust the angle of inclination of blade, thus adapt to the processing that varied angle tilts, it is achieved that join
Close three axis numerically controlled machine processing and repair aerial blade.
Below to blade supporting device 7, tenon clamping device 8, rotate height-regulating mechanism 9 and angle leaning device 10
It is described respectively:
Referring to the drawings 5, the clamp structure of blade supporting device 7 part, push rod 7.3 is by self-locking thread (spiral
Angle is less than 4 °) coordinate with the screwed hole 7.2 of dense distribution on side plate 7.1, then make the decorative pearl on top of an official cap by regulation screw thread
7.4 hold out against the curved surface formation self-locking of aerial blade with the form of point cantact, take many push rods 7.3 simultaneously when holding out against
Hold out against blade, complete the supporting of blade.During actual application, push rod 7.3 and the decorative pearl on top of an official cap 7.4 use aluminium alloy or steel to make
Ensure the rigidity of supporting.
Referring to the drawings 6, tenon clamping device 8 part, had with aerial blade tenon shape adapts by design
Clamping claw 8.1, be particularly adapted to the aerial blade of accompanying drawing 1 shown type tenon, can be by blade root platform
Lower profile be close to the upper plane of jaw 8.1, tenon fillet is close to the fillet on jaw 8.1, then passes through locking screw
Nail 8.3 is clamped.This kind of jaw 8.1 also accommodates multiple blade root tenon, such as peg type, fir
The clamping of the blade root such as type, dove-tail form.
Rotate height-regulating mechanism 9 part, owing to realize that different blades are sufficiently supported, need to design on fixture
One piece can make the mechanism that blade rotates, and this function can be increased by the bottom of the tenon clamping device 8 at fixture
The screw thread 9.1 coordinated with clamp body realizes, and as shown in Figure 7, fixing means can hold out against with another screw
Fixing.Another screw described specifically uses and holds out against screw 9.2, as shown in accompanying drawing 9 (c).This design brings
Another benefit be, make this part fixture can by rotate screw thread freely heighten or turn down, be i.e. adapted to difference
The height of the processing reparation situation regulation blade clamping of blade.
As shown in Figure 8, angle leaning device 10 part, realize coordinating foregoing " varied angle gradient method "
Processing, also to realize allowing fixture can make blade lean.Such function can be by increasing by two grades of bases 10.2, by one
The mechanism that level base 10.1 and two grades of bases 10.2 coordinate with articulated form realizes, and fixing means takes self-locking spiral shell
Stricture of vagina compresses.
This fixture has and can be rotated by processing stations, tilts, heightens and the function such as multi-point sinking support, it is achieved that
Three axis numerically controlled machine processing is coordinated to repair aerial blade.
Angularly among UG, each part is carried out corresponding size, shape design from detail rigidity, design rationality,
Modeling obtains each part needed for each structure, finally assembles, finally gives fit drawing die as shown in Figure 4
Type.Below the clamping process of fixture is described.
As accompanying drawing 9 (a) show the original state of flexible fixture, in the initial state, the angle dumper of fixture
One-level base 10.1 and two grades of bases 10.2 of structure 10 are in level, two sides of blade supporting device 7
Plate 7.1 launches to both sides, so that fixture has enough spaces and blade is carried out clamping；Such as accompanying drawing 9 (b) institute
Being shown as blade clamp position, aerial blade tongue portion is clamped by tenon clamping device 8；As shown in accompanying drawing 9 (c)
For adjusting the state of blade height by rotating height-regulating mechanism 9, rotate height-regulating mechanism 9 rotating vane and make blade arrive
One position (for turning clockwise 35 ° in figure) being suitably easy to supporting, then hold out against screw 9.2 with front end
Hold out against fixing；As accompanying drawing 9 (d) show blade blade bearing state, first rotate side plate 7.1 screw spiral shell
Female setting fixes, then holds out against blade 1 with a plurality of push rod 7.3 in blade supporting device 7 by screwed tight,
Complete the flexible support of blade curved surface；As accompanying drawing 9 (e) show fixture angle tilt adjustments state, adjust angle
One-level base 10.1 is tilted to certain angle (in figure being 20 °) by leaning device 10, completes blade suitable angular
The tilt operation of degree, the lock shaft 10.3 then tightened on base is fixed.Being finally completed clipping operation, it is suitable to be formed
Processing stations.
Embodiment two
The flexible fixture of the present embodiment is likewise supplied with blade supporting device 7, tenon clamping device 8, rotates height-regulating mechanism
9 and angle leaning device 10, by adjusting the operating angle of angle leaning device 10, flexible fixture can adjust leaf
The angle of inclination of sheet, thus adapt to the processing that varied angle tilts, it is achieved that coordinate three axis numerically controlled machine processing to repair boat
Empty blade.Although the fixture described in embodiment one can be fully achieved " gradient method " three axle machine tooling boat above
The processing request of empty blade, but, it is separate machined owing to adding leaf basin in man-hour and blade back, the angle that base tilts
Although can be identical, but the direction tilted must be contrary, as shown in Figure 10.This is two courses of processing,
Same working origin on its Leaf is different relative to lathe coordinate system in two courses of processing, namely
The NC program that UG generates is point different two sections.Therefore process the one side of blade, need during another side to be processed
Working origin to be reorientated.So, the purpose of embodiment two is to solve second positioning problem, to simplify operation
Process, improves working (machining) efficiency further, improves the accuracy of location, reduces mismachining tolerance.
In order to make clamp precision the most reliable, two grades of bases 10.2 do improvement and has made to process leaf basin and during blade back
Simply incline direction is contrary, and angle of inclination is consistent.As shown in Figure 11, the rear side at two grades of bases 10.2 cuts with scissors
The detent 11 that three edges of processing, inner side in chain hole are angularly distributed, in order to coordinate consolidating on one-level base 10.1
Determine projection, so that the angle that one-level base 10.1 both sides tilt is consistent and fixing reliable.
Generally speaking, it is simply that utilize the assembling model of mould and the archetype of aerial blade and actual chuck, workpiece
Compatibility, simulating cutting on UG, and then instruct reality processing, then feed back to computer with actual processing
In simulation process is adjusted, complement each other, optimizing the secondary solved while processing mode in reality processing
Orientation problem.Will actually aerial blade workpiece how clamping synchronously simulating (tongue portion in UG on fixture
Clamping synchronize to be even more important), time in simulating cutting by for the first time processing leaf basin or blade back, first on blade root platform
Determining a working origin 12, such as accompanying drawing 12, and then simulating cutting produces NC machining code；Mould in a computer
When intending second time adjustment fixture incline direction processing another profile of blade, determine above-mentioned working origin 12 in a computer
Secondary position, then the working origin of the second time course of processing is scheduled on this position, and then is simulated processing again
Produce the machining code of this one side.In actual process operation, it is only necessary at blade root platform after the complete blade tenon of clamping
Upper first determine a point consistent with the working origin of the first time course of processing of computer simulation (generally blade root put down
The central point of platform upper surface), then according to the clamping blade of installation way of simulation in computer, import the first hop count
Control processor is processed；Machine rear adjustment fixture incline direction, import second segment nc program and continue
Continuous another profile of processing.If actual chuck is difficult to the situation of simulation in computer that reaches, then should be anti-based on reality
Come over the simulation process in Adjustable calculation machine, is allowed to be consistent with actual.The processing that finally can complete whole blade is repaiied
Multiple process, very convenient.
The entirety realizing needing the highest clamp assembly shape, dimensional accuracy and fixture of this scheme assembles essence
Degree, constantly measures actual chuck body parameter to adjust the parameter of clamp body model in corrected Calculation machine during actual application,
Clamp body model in computer is made to more conform to reality.This method be that computer simulation is actual, it is actual to instruct and
The complementary innovation and application of actual processing, greatly reduces clamping position operation numerous and diverse in reality and original needs
A large amount of processing stations calculate design.
Embodiment three
The flexible fixture of the present embodiment is likewise supplied with blade supporting device 7, tenon clamping device 8, rotates height-regulating mechanism
9 and angle leaning device 10, by adjusting the operating angle of angle leaning device 10, flexible fixture can adjust leaf
The angle of inclination of sheet, thus adapt to the processing that varied angle tilts, it is achieved that coordinate three axis numerically controlled machine processing to repair boat
Empty blade.
Referring again to accompanying drawing 5 and 6, for realizing the sinking support to blade 1, blade supporting device 1 specifically wraps
Include side plate 7.1, the uniform dense distribution screwed hole 7.2 on side plate, the push rod 7.3 of band self-locking thread, be arranged at
The decorative pearl on top of an official cap 7.4 of push rod 7.3 one end, push rod 7.3 is inserted in the screwed hole 7.2 on side plate 7.1, push rod 7.3
Coordinated with the screwed hole 7.2 of dense distribution on side plate 7.1 by self-locking thread (helical angle is less than 4 °)；Tenon
Clamping device 8 has the clamping claw 8.1 adapted with aerial blade tenon shape, and jaw 8.1 includes two pincers
Mouth briquetting 8.2, two jaw briquettings 8.2 are provided with the hole passed for trip bolt 8.3, the tenon of the application
Head clamping device 8 is particularly adapted to the aerial blade of accompanying drawing 1 shown type tenon, during use, by the blade root of blade
The lower profile of platform is close to the upper plane of jaw briquetting 8.2, and the fillet of tenon is close to the circle on two jaw briquettings 8.2
Angle, then be clamped by locking trip bolt 8.3.
By blade supporting device 7, tenon clamping device 8, rotation height-regulating mechanism 9 and angle leaning device 10
Coordinating, the application fixture can carry out multi-point sinking support, be rotated, tilt and heighten by processing stations, it is achieved
Flexible clamping and variable-angle to blade tilt, it is achieved that coordinate three axis numerically controlled machine processing to repair aerial blade.
Embodiment four
The flexible fixture of the present embodiment is likewise supplied with blade supporting device 7, tenon clamping device 8, rotates height-regulating mechanism
9 and angle leaning device 10, by adjusting the operating angle of angle leaning device 10, flexible fixture can adjust leaf
The angle of inclination of sheet, thus adapt to the processing that varied angle tilts, it is achieved that coordinate three axis numerically controlled machine processing to repair boat
Empty blade.
Refer again to accompanying drawing 8, in order to realize coordinating foregoing varied angle to tilt processing, also need to be made by fixture
Blade lean, for realizing this function, as shown in Figure 8, angle leaning device 10 includes one-level base 10.1
With two grades of bases 10.2 and lock shaft 10.3, two grades of bases 10.2 include a flat board, lay respectively at flat board top
The riser of the general triangular of two opposite side, one-level base 10.1 is substantially rectangular block structure, is arranged at two and stands
In the middle of plate, one-level base 10.1 and two grades of bases 10.2 are coordinated in an articulated manner, lock shaft 10.3 is passed
Two risers of two grades of bases 10.2 and one-level base 10.1, loosening and locking by self-locking thread, make one-level
The variable-angle of base 10.1, tiltable, and can be locked after angle adjustment is required angle.
By blade supporting device 7, tenon clamping device 8, rotation height-regulating mechanism 9 and angle leaning device 10
Coordinating, the application fixture can carry out multi-point sinking support, be rotated, tilt and heighten by processing stations, it is achieved
Flexible clamping and variable-angle to blade tilt, it is achieved that coordinate three axis numerically controlled machine processing to repair aerial blade.
The application is as a kind of innovative flexible fixture, and this fixture has and processing stations can be rotated, tilts, be heightened
And the function such as multi-point sinking support, it is achieved that coordinate three axis numerically controlled machine processing to repair aerial blade, make to navigate at present
The means that the processing of empty blade is repaired be not limited only to multi-axis NC Machine Tools, can be described as one in a way
The blade with practicality remanufactures restorative procedure, the path widening aerial blade processing reparation is provided effectively,
The new approaches of low cost.Coordinate this novel clamp, the application also propose a kind of computer simulation instruct reality processing,
Process complementary innovation processing scheme with reality, make the repeatedly working origin needing location in actual processing at meter
In calculation machine, one-time positioning can simulate multistation processing, derives multistage processor and has instructed actual processing.Right
In enormously simplify the positioning action of multistation processing, disposably solution multistation orientation problem, there is the highest reference
Meaning.
This novel clamp is also adapted to current machine components to small lot, multi items, the development trend of complication simultaneously,
Structure function achieves its flexible and flexible Application, can be the most to be repaired towards different curve part
The flexible clamping of aerial blade, has responded current increasingly important processing reparation and has had complex-curved aerial blade zero
The requirement to flexible fixture of the part industry, to improving the crudy of aerial blade, efficiency, and reduces the one-tenth of blade
Originally there is some reference value.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention
Within principle, done any amendment, improvement etc., should be included within the scope of the present invention.
Claims (9)
1. the flexible fixture of a blade, it is characterised in that flexible fixture includes that blade supporting device, tenon press from both sides
Hold mechanism, rotate height-regulating mechanism and angle leaning device, by adjusting the operating angle of angle leaning device, soft
Property fixture can adjust the angle of inclination of blade.
2. the flexible fixture as described in aforementioned claim, it is characterised in that described blade is aviation to be processed
Blade.
3. flexible fixture as claimed in claim 1, it is characterised in that described blade supporting device include push rod,
Side plate and the decorative pearl on top of an official cap, push rod is coordinated with the screwed hole on side plate by self-locking thread, makes top by regulation self-locking thread
The curved surface that pearl holds out against blade with the form of point cantact forms self-locking so that blade is supported by.
4. the flexible fixture as described in claim 1 or 3, it is characterised in that described tenon clamping device includes
The clamping claw adapted with blade tenon shape, is close to the upper flat of jaw by the lower profile of blade root platform
Face, the fillet of tenon is close to the fillet on jaw, is clamped by locking described screw.
5. flexible fixture as claimed in claim 4, it is characterised in that described jaw includes two jaw briquettings,
Described screw is trip bolt, two jaw briquettings is provided with the hole passed for trip bolt, by blade
The lower profile of blade root platform is close to the upper plane of jaw briquetting, and the fillet of tenon is close to the fillet on jaw briquetting,
It is clamped by locking trip bolt.
6. the flexible fixture as described in claim 1 or 3, it is characterised in that described rotation height-regulating mechanism passes through
Increase, in the bottom of the tenon clamping device of fixture, the screw thread that coordinates with clamp body to realize, with described in hold out against screw
Holding out against fixing, freely heighten by rotating screw thread or turn down, situation regulation is repaired in the processing adapting to different leaves
The height of blade clamping.
7. the flexible fixture as described in claim 1 or 3, it is characterised in that described angle leaning device includes
One-level base and two grades of bases, one-level base and two grades of bases coordinate with articulated form, take self-locking thread to compress
Realize fixing.
8. flexible fixture as claimed in claim 7, it is characterised in that described angle leaning device also includes lock
Mandrel, two grades of bases include a flat board, lay respectively at the riser of the general triangular of flat board top two opposite side, and one
Level base is arranged in the middle of two risers, and lock shaft passes two risers and the one-level base of two grades of bases, logical
Cross loosening and locking of self-locking thread, make the variable-angle of one-level base, tiltable, and be institute in angle adjustment
It is locked after needing angle.
9. flexible fixture as claimed in claim 8, it is characterised in that at the rear side pan of two grades of bases
The groove that three edges of processing, inner side are angularly distributed, in order to coordinate the fixing projection on one-level base, so that one
The angle that level base both sides tilt is consistent and fixing reliable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610429798.0A CN105965289A (en) | 2016-06-15 | 2016-06-15 | Flexible clamp used for aviation blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610429798.0A CN105965289A (en) | 2016-06-15 | 2016-06-15 | Flexible clamp used for aviation blade |
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| Publication Number | Publication Date |
|---|---|
| CN105965289A true CN105965289A (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610429798.0A Withdrawn CN105965289A (en) | 2016-06-15 | 2016-06-15 | Flexible clamp used for aviation blade |
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| CN106624907A (en) * | 2017-03-17 | 2017-05-10 | 山东大学 | Flexible fixture for milling of large complex surface type blade and method of flexible fixture |
| CN106625337A (en) * | 2016-12-28 | 2017-05-10 | 无锡透平叶片有限公司 | Root positioning mechanism for T root blade profile detection of steam turbine |
| CN107571044A (en) * | 2017-07-12 | 2018-01-12 | 昌河飞机工业（集团）有限责任公司 | A kind of method of the common long girder construction part of three axles milling carbon fibre composite |
| CN107825160A (en) * | 2017-12-06 | 2018-03-23 | 上海复合材料科技有限公司 | Adjustable machine processing and loading clamp servicing unit |
| CN108372411A (en) * | 2016-12-20 | 2018-08-07 | 中国航空制造技术研究院 | A kind of blade air film hole machined flexible locking positioning device and localization method |
| CN108687726A (en) * | 2018-07-23 | 2018-10-23 | 黄德旺 | A kind of fan leaf fork angle regulating equipment |
| CN108981526A (en) * | 2018-05-30 | 2018-12-11 | 中国航发动力股份有限公司 | It is a kind of for measuring the fixture of blade of aviation engine dove-tail form tenon straightness |
| CN109514146A (en) * | 2019-01-11 | 2019-03-26 | 中国民航大学 | Blade of aviation engine REPAIR WELDING flexibility runner cooling system |
| CN111571266A (en) * | 2020-06-17 | 2020-08-25 | 华中科技大学无锡研究院 | Flexible clamp for controlling machining deformation of thin-wall blade and blade clamping method |
| CN111940915A (en) * | 2020-07-27 | 2020-11-17 | 宁波敏实汽车零部件技术研发有限公司 | Flexible coding jig |
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2016
- 2016-06-15 CN CN201610429798.0A patent/CN105965289A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372411A (en) * | 2016-12-20 | 2018-08-07 | 中国航空制造技术研究院 | A kind of blade air film hole machined flexible locking positioning device and localization method |
| CN106625337A (en) * | 2016-12-28 | 2017-05-10 | 无锡透平叶片有限公司 | Root positioning mechanism for T root blade profile detection of steam turbine |
| KR20190073375A (en) * | 2017-03-17 | 2019-06-26 | 산동 유니버시티 | Flexible clamps and methods for milling large complex curved nod blades |
| CN106624907B (en) * | 2017-03-17 | 2018-11-30 | 山东大学 | A kind of flexible fixture and method for large complicated carved class blade milling |
| CN106624907A (en) * | 2017-03-17 | 2017-05-10 | 山东大学 | Flexible fixture for milling of large complex surface type blade and method of flexible fixture |
| KR102190261B1 (en) | 2017-03-17 | 2020-12-11 | 산동 유니버시티 | Flexible clamp and method used for milling large complex curved blades |
| CN107571044A (en) * | 2017-07-12 | 2018-01-12 | 昌河飞机工业（集团）有限责任公司 | A kind of method of the common long girder construction part of three axles milling carbon fibre composite |
| CN107825160A (en) * | 2017-12-06 | 2018-03-23 | 上海复合材料科技有限公司 | Adjustable machine processing and loading clamp servicing unit |
| CN108981526A (en) * | 2018-05-30 | 2018-12-11 | 中国航发动力股份有限公司 | It is a kind of for measuring the fixture of blade of aviation engine dove-tail form tenon straightness |
| CN108687726A (en) * | 2018-07-23 | 2018-10-23 | 黄德旺 | A kind of fan leaf fork angle regulating equipment |
| CN109514146A (en) * | 2019-01-11 | 2019-03-26 | 中国民航大学 | Blade of aviation engine REPAIR WELDING flexibility runner cooling system |
| CN111571266A (en) * | 2020-06-17 | 2020-08-25 | 华中科技大学无锡研究院 | Flexible clamp for controlling machining deformation of thin-wall blade and blade clamping method |
| CN111940915A (en) * | 2020-07-27 | 2020-11-17 | 宁波敏实汽车零部件技术研发有限公司 | Flexible coding jig |
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Application publication date: 20160928 |