CN109266982A - A kind of timeliness shaping methods of large aluminum alloy ring - Google Patents
A kind of timeliness shaping methods of large aluminum alloy ring Download PDFInfo
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- CN109266982A CN109266982A CN201811448939.9A CN201811448939A CN109266982A CN 109266982 A CN109266982 A CN 109266982A CN 201811448939 A CN201811448939 A CN 201811448939A CN 109266982 A CN109266982 A CN 109266982A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/14—Recontouring
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Abstract
The invention discloses a kind of timeliness shaping methods of large aluminum alloy ring, comprising: the outer circumference for measuring aluminium alloy rings by standard arc length by aluminium alloy rings domain N equal part, and marks Along ent;Snap-gauge is fixedly mounted in each Along ent of aluminium alloy rings, places centering member at the center of aluminium alloy rings, and each snap-gauge is connected by length-adjustable pull rod with Along ent corresponding in centering member respectively;The length for adjusting each pull rod enables aluminum alloy to ring and is presetting within the scope of allowable error in the outer diameter difference of each Along ent;Shove charge carries out ageing treatment;Timeliness carries out slow cooling in furnace after keeping the temperature preset time.Using the timeliness shaping work method, it can be realized the synchronous timeliness of ring and school rounding shape work, significantly reduce the cost of deformation shaping after the large aluminum alloys ring solution hardening such as 10m.
Description
Technical field
The present invention relates to aluminum alloy processing technology fields, more specifically to a kind of timeliness of large aluminum alloy ring
Shaping methods.
Background technique
Heat treatment can reinforced aluminium alloy material is obtained by solution hardening and timeliness needed for tissue and performance, aluminium alloy system
Part needs Putting into water rapidly to quench after high temperature solid solution, will lead to product because product inhomogeneous cooling is even in quenching and generates quenching distortion,
It is deformed after large aluminum alloy ring solution hardening very greatly, out-of-roundness is unsatisfactory for requiring, and how to reduce the deformation of ring is subsequent work
It must be solved the problems, such as in sequence.
Aluminium alloy rings are placed directly in material frame or material frame when aging strengthening model under normal conditions and are carried out, ring does not need
Add any tooling, ring in ag(e)ing process in no restrained condition, the geomery of ring before timeliness, it is basic after timeliness
Unanimously, this aging process cannot reduce the out-of-roundness of ring.
It is difficult to greatly meet out-of-roundness very much in conclusion deforming after how efficiently solving large aluminum alloy ring solution hardening
It is required that the problems such as, it is current those skilled in the art's problem to be solved.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of timeliness shaping methods of large aluminum alloy ring, the large size
The timeliness shaping methods of aluminium alloy rings can efficiently solve deform after large aluminum alloy ring solution hardening be difficult to greatly very much it is full
The problem of sufficient out-of-roundness requires.
In order to achieve the above object, the invention provides the following technical scheme:
A kind of timeliness shaping methods of large aluminum alloy ring, comprising:
The outer circumference for measuring aluminium alloy rings, determines the corresponding standard round outer diameter of the outer circumference, by the standard
Circle outer diameter calculates acquisition N etc. and divides standard round corresponding every segment standard arc length, by the standard arc length that the aluminium alloy rings are whole
Ring N equal part, and mark Along ent, wherein N is the positive integer more than or equal to 3;
Snap-gauge is fixedly mounted in each of the aluminium alloy rings Along ent, is put at the center of the aluminium alloy rings
Centering member, the corresponding N equal part of centering member are set, and each snap-gauge is passed through into length-adjustable pull rod and the centering respectively
Corresponding Along ent connection on part;
The length for adjusting each pull rod allows the aluminium alloy rings default in the outer diameter difference of each Along ent
In error range;
Shove charge carries out ageing treatment;
Timeliness carries out slow cooling in furnace after keeping the temperature preset time, when the temperature of the aluminium alloy rings drops to the first default temperature
It comes out of the stove when spending;
When the temperature of the aluminium alloy rings drops to the second preset temperature, the snap-gauge is removed, wherein described second
Preset temperature is lower than first preset temperature.
Preferably, in above-mentioned timeliness shaping methods, the length for adjusting each pull rod makes the aluminium alloy rings exist
The outer diameter difference of each Along ent specifically includes within the scope of default allowable error:
The length for adjusting each pull rod makes the aluminium alloy rings be in free state, measures each snap-gauge position pair
The outer diameter for the aluminium alloy rings answered;
According to the outer diameter of the corresponding aluminium alloy rings in the snap-gauge position, the length of each pull rod of adjusting makes described
Aluminium alloy rings are being preset within the scope of allowable error in the outer diameter difference of each Along ent.
Preferably, in above-mentioned timeliness shaping methods, slow cooling in furnace is carried out after the timeliness heat preservation preset time, when the aluminium
The temperature of alloy rings is come out of the stove when dropping to the first preset temperature, is specifically included:
Heat-treatment furnace powers off after timeliness keeps the temperature preset time, and opens the crack between a door and its frame of heat treatment fire door predetermined width, opens wind
Machine;
When in-furnace temperature drops to third preset temperature, fire door is closed, and blower is kept to open;
It comes out of the stove when the aluminium alloy rings temperature drops to the first preset temperature, wherein the third preset temperature is high
In first preset temperature.
Preferably, in above-mentioned timeliness shaping methods, the range of first preset temperature is 60 DEG C~65 DEG C, the third
The range of preset temperature is 110 DEG C~120 DEG C, and second preset temperature is room temperature.
Preferably, in above-mentioned timeliness shaping methods, after the dismounting snap-gauge, further includes:
Measure the out-of-roundness of the aluminium alloy rings.
Preferably, in above-mentioned timeliness shaping methods, the centering member includes centering cylinder and is fixedly connected on the centering
Equal length and be in criss-cross center of circle plate in cylinder, the criss-cross crosspoint is the center of circle of the centering cylinder, then institute
It states and places centering member at the center of the aluminium alloy rings, specifically include:
The centering cylinder is placed in the aluminium alloy rings, adjust the aluminium alloy rings position make it is described fixed
The center of circle of heart cylinder is located at the center of the aluminium alloy rings.
Preferably, in above-mentioned timeliness shaping methods, the snap-gauge is in U-shape, then described in each of described aluminium alloy rings
Snap-gauge is fixedly mounted in the Along ent, specifically includes:
In each of the aluminium alloy rings Along ent setting snap-gauge and the aluminium alloy rings are stuck in the U-shaped
Slot in.
Preferably, described that each snap-gauge is passed through into length-adjustable pull rod and institute respectively in above-mentioned timeliness shaping methods
Corresponding Along ent connection in centering member is stated, is specifically included:
Corresponding each snap-gauge is respectively set two length-adjustable pull rods, one end of two pull rods respectively with the card
Two vertical edges of plate U-shaped connect, and the other end is connected with Along ent upper and lower ends corresponding in the centering member respectively.
Preferably, in above-mentioned timeliness shaping methods, the pull rod includes fixed link, motion bar and sleeve, the fixed link
One end be stuck in one end of the sleeve and be rotatablely connected with the sleeve, the other end of the fixed link and the centering member are solid
Fixed connection, the other end of the sleeve are connect with the threaded one end of the motion bar, the other end of the motion bar and the card
Plate is fixedly connected, then the length for adjusting each pull rod, is specifically included:
The sleeve of each pull rod is rotated to adjust the spacing between the motion bar and the fixed link and then adjust
Save the length of each pull rod.
Using the timeliness shaping methods of large aluminum alloy ring provided by the invention, by by aluminium alloy rings timeliness size
Detection, equal part and mark, then pre-install corresponding snap-gauge and pull rod, centering member, and by measurement and adjust each drawing
The length of bar simultaneously fixes the outer diameter difference for enabling aluminum alloy to ring in each Along ent within the scope of default allowable error, and ring is at this time
Stress.Shove charge, ageing treatment are finally carried out, during timeliness long-time heating stress relaxation occurs for aluminium alloy rings.
It is come out of the stove after slow cooling after the completion of timeliness in furnace, the quick temperature drop that prevents from coming out of the stove generates new stress and deformation.Come out of the stove continue it is cooling and
After discharge tooling, its internal stress is also at relatively low and stable state after such aluminium alloy rings complete timeliness, still
It is able to maintain isodiametric shape, to realize the school rounding shape of aluminium alloy rings.By above-mentioned technique, using timeliness, shaping
Simultaneous techniques realizes the school rounding shape of ring in ageing strengthening ring performance simultaneously.It is produced in the large aluminum alloys rings such as 10m grades
In the case that amount is few, few tooling preparation expense is only put into, can be achieved with the synchronous timeliness of aluminium alloy rings and school rounding shape, school
Size after circle also can satisfy the large aluminum alloys ring part machining allowance requirements such as 10m grades, to save 10m grades etc.
The huge equipment Meteorological of large aluminum alloy large size creep ageing furnace.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the timeliness shaping tooling of a specific embodiment of the invention.
It is marked in attached drawing as follows:
Aluminium alloy rings 1, center of circle plate 2, cylinder 3 of feeling relieved, pull rod 4, sleeve 5, snap-gauge 6.
Specific embodiment
The embodiment of the invention discloses a kind of timeliness shaping methods of large aluminum alloy ring, to large aluminum alloy ring
Deformation carries out shaping after solution hardening, and then meets out-of-roundness requirement.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In a specific embodiment, the timeliness shaping methods of large aluminum alloy ring provided by the invention, including it is following
Step:
S1: measurement aluminium alloy rings 1 outer circumference, determine the corresponding standard round outer diameter of outer circumference, by standard round outside
Diameter calculates acquisition N etc. and divides standard round corresponding every segment standard arc length, by standard arc length by 1 domain N equal part of aluminium alloy rings, and marks
Remember Along ent, wherein N is the positive integer greater than 3.
Firstly, the outer circumference of measurement large aluminum alloy ring 1, it should be noted that the large size mentioned in the application refers to
10 grades or more of aluminium alloy rings 1.Be illustrated by taking the aluminium alloy rings 1 of following specifications as an example below: aluminium alloy rings 1 are
Super-huge aluminum alloy ring forging needed for 10m grades of heavy launchers, material be 2219 heat treatments can reinforced aluminium alloy, ring adopts
Looping mill rolling shapes after forging base with ingot casting, ring outer diameter φ 9500mm~φ 9620mm, wall thickness 120mm~160mm, height 600
~700mm.
Since 1 circularity of aluminium alloy rings is irregular, thus need to measure the entire outer circumference of aluminium alloy rings 1, then calculate
1 nominal outer diameter of aluminium alloy rings out.Such as: measurement ring outer circumference is 30159mm, then the corresponding mark of aluminium alloy rings 1
Director circle outer diameter is φ 9600mm.Aluminium alloy rings 1 are subjected to N equal part as needed, N is the positive integer more than or equal to 3, such as 3
Equal part, 6 equal parts, 9 etc. point etc..Illustrate by taking 12 equal parts as an example in following each embodiments, is then calculated by standard round outer diameter and obtain 12
The corresponding every segment standard arc length of equal part standard round is 2513.25mm.
According to standard arc length, Along ent label is carried out by 1 domain of aluminium alloy rings, 12 equal part, and in equal part end face, specifically
Position markers can be stamped with steel seal respectively: 1,2,3,4,5,6,7,8,9,10,11,12.
S2: snap-gauge 6 is fixedly mounted in each Along ent of aluminium alloy rings 1, places centering at the center of aluminium alloy rings 1
Part, the corresponding N equal part of centering member, and each snap-gauge 6 is passed through into length-adjustable pull rod 4 and Along ent corresponding in centering member respectively
Connection.
Timeliness shaping tooling namely is set for aluminium alloy rings 1, which includes for the N with aluminium alloy rings 1
Along ent is detachably fixed N number of snap-gauge 6 of connection, the centering member for determining the center of circle, centering member also corresponding 12 equal part, each to block
Plate 6 is connect by length-adjustable pull rod 4 with centering member, that is, one end of each pull rod 4 is respectively used to and aluminium alloy rings 1
Different snap-gauges 6 connect, and the other end is respectively used to connect from different Along ents corresponding in centering member.Then in aluminium alloy rings 1
Before imitating after the completion of size detection, 12 equal parts and mark, the pre-installation of timeliness shaping tooling is carried out.I.e. in aluminium alloy rings 1
The heart places centering member, the center of circle of entire tooling is determined by centering member, such as using the center of centering member as the center of circle of entire tooling.
Snap-gauge 6 is installed in each Along ent of aluminium alloy rings 1, and installs pull rod 4.
S3: adjust each pull rod 4 length enable aluminum alloy to ring 1 each Along ent outer diameter difference in default allowable error range
It is interior.
After pull rod 4 installs, the length by adjusting each pull rod 4 enables aluminum alloy to ring 1 in the outer diameter of each Along ent
Each connecting rod is separately fixed under corresponding length by difference within the scope of default allowable error, thus to 1 outer diameter of aluminium alloy rings
Form constraint.The range of specific default allowable error can according to need setting, in the aluminium alloy rings 1 of the above-mentioned specification of correspondence
When, then preset allowable error can be 8mm, that is, aluminium alloy rings 1 each Along ent outer diameter difference within 8mm.
S4: shove charge carries out ageing treatment.
After timeliness shaping tooling is fixed, it is carried out at timeliness with whole be packed into heat-treatment furnace of aluminium alloy rings 1
Reason, the ageing treatments parameter such as temperature and soaking time of specific ageing treatment can refer to aging technique conventional in the prior art,
It is not especially limited herein.
S5: timeliness carries out slow cooling in furnace after keeping the temperature preset time, when the temperature of aluminium alloy rings 1 drops to the first default temperature
It comes out of the stove when spending.
Namely after timeliness heat preservation, aluminium alloy rings 1 are stayed in into Slow cooling in furnace, when the temperature of aluminium alloy rings 1
Degree is come out of the stove again after dropping to the first preset temperature, and the quick temperature drop that prevents from coming out of the stove generates new stress and deformation.Specific first is default
The range of temperature is 60 DEG C~65 DEG C, it is preferred to use 60 DEG C.
S6: when the temperature of aluminium alloy rings 1 drops to the second preset temperature, snap-gauge 6 is removed, wherein the second default temperature
Degree is lower than the first preset temperature.
After aluminium alloy rings 1 are come out of the stove, it can be removed when the temperature of aluminium alloy rings 1 continues to drop to the second preset temperature
Snap-gauge 6, its internal stress is also at relatively low and stable state after such ring completes timeliness, can still be maintained etc. directly
The shape of diameter, to realize the school rounding shape of ring.Specific second preset temperature is preferably room temperature.
Using the timeliness shaping methods of large aluminum alloy ring 1 provided by the invention, by by 1 timeliness ruler of aluminium alloy rings
Very little detection, equal part and mark, then pre-install corresponding snap-gauge 6 and pull rod 4, centering member, and by measurement and adjust
The length of each pull rod 4 simultaneously fixes the outer diameter difference for enabling aluminum alloy to ring 1 in each Along ent within the scope of default allowable error, at this time ring
Part is in stress.Shove charge, ageing treatment are finally carried out, aluminium alloy rings 1 are answered during timeliness long-time heating
Power relaxation.It is come out of the stove after slow cooling after the completion of timeliness in furnace, the quick temperature drop that prevents from coming out of the stove generates new stress and deformation.It comes out of the stove continuation
Cooling then to discharge tooling, its internal stress is also at relatively low and stable shape after such aluminium alloy rings 1 complete timeliness
Isodiametric shape can still be maintained in state, to realize the school rounding shape of aluminium alloy rings 1.Certainly, this isometrical refers to different positions
The outer diameter set can be maintained within the scope of allowable error.It is strong in timeliness using timeliness, shaping simultaneous techniques by above-mentioned technique
Change the school rounding shape that ring performance realizes ring simultaneously.In the case where 1 output of the large aluminum alloys such as 10m ring is few, only throw
Enter few tooling preparation expense, can be achieved with the synchronous timeliness of aluminium alloy rings 1 and school rounding shape, the size after the circle of school also can
Meet the 1 part machining allowance requirement of the large aluminum alloys such as 10m ring, to save the large aluminum alloys large size creep such as 10m
The huge equipment Meteorological of aging furnace.
Further, above-mentioned steps S3 is specifically included:
S31: the length for adjusting each pull rod 4 enables aluminum alloy to ring 1 and is in free state, and it is corresponding to measure each 6 position of snap-gauge
The outer diameter of aluminium alloy rings 1.
Namely first when pull rod 4 is in non-stress, 12 6 position aluminium alloy rings of snap-gauge are measured by the center of circle
1 outer diameter, i.e., the outer diameter under unconstrained state.
S32: according to the outer diameter of the corresponding aluminium alloy rings 1 in 6 position of snap-gauge, the length for adjusting each pull rod 4 makes.
4 length of pull rod for needing to adjust is adjusted, accordingly according to measurement result so as to more efficiently by each pull rod 4
Length adjustment to aluminium alloy rings 1 each Along ent outer diameter difference within the scope of default allowable error.It, will be each after the completion of adjustment
Connecting rod is fixed under the corresponding length, to constrain aluminium alloy rings 1.
Specifically, above-mentioned steps S5 is specifically included:
S51: heat-treatment furnace powers off after timeliness keeps the temperature preset time, and opens the crack between a door and its frame of heat treatment fire door predetermined width, beats
Blow in machine.
Namely after timeliness heat preservation preset time, heat-treatment furnace is had a power failure, and door opened predetermined width will be heat-treated
Crack between a door and its frame radiates, and opens blower and rate of heat dispation is turned up to accelerate air flowing.The size of specific predetermined width can be according to need
It is arranged, is preferably arranged to 25-35mm, is most preferably set as 30mm.
S52: when in-furnace temperature drops to third preset temperature, fire door is closed, and blower is kept to open.
As in-furnace temperature declines, when it drops to third preset temperature, then fire door is closed, continues opening blower and dissipate
The temperature of heat, aluminium alloy rings 1 continues to decline with in-furnace temperature.Specific third preset temperature range preferably from for 110 DEG C~
120℃。
S53: it comes out of the stove when 1 temperature of aluminium alloy rings drops to the first preset temperature, wherein third preset temperature is higher than the
One preset temperature.
By above-mentioned setting in annealing process in furnace, so that its internal stress is more at phase after ring completes timeliness
To lower and stable state, and then isodiametric shape can still be maintained.
In the above-described embodiments, after removing snap-gauge 6, further comprise:
S7: the out-of-roundness of measurement aluminium alloy rings 1.By carrying out size detection, measurement record after the completion of timeliness shaping
1 size of aluminium alloy rings, effectively to track timeliness shaping effect.
In the above embodiments, centering member include centering cylinder 3 and be fixedly connected on centering cylinder 3 in equal length and
In criss-cross center of circle plate 2, criss-cross crosspoint be feel relieved cylinder 3 the center of circle, then in above-mentioned steps S2 in aluminum alloy ring
Centering member is placed at the center of part 1, is specifically included:
Centering cylinder 3 is placed in aluminium alloy rings 1, the position of adjustment aluminium alloy rings 1 makes the center of circle of centering cylinder 3
Positioned at the center of aluminium alloy rings 1.
Specifically, first center of circle plate 2 can be welded in centering cylinder 3, if point is welded in centering cylinder 3, using as whole
The center of circle of a tooling.Cylinder 3 of feeling relieved is placed in the central area of aluminium alloy rings 1, it preferably will centering cylinder 3 and aluminium alloy
Ring 1 is put on cushion block, and the thickness of cushion block is specially 30mm or so.1 outer diameter of aluminium alloy rings is measured, aluminium alloy rings are adjusted
1 position makes centering cylinder 3 be fully located at ring center.By setting centering member to the setting of centering cylinder 3 and center of circle plate 2,
Convenient for determining the center of circle of tooling, and it is placed on the center of aluminium alloy rings 1.
In the above embodiments, snap-gauge 6 is in U-shape, then snap-gauge 6 is fixedly mounted in each Along ent of aluminium alloy rings 1,
It specifically includes:
Aluminium alloy rings 1 each Along ent be arranged snap-gauge 6 and aluminium alloy rings 1 are stuck in U-shaped slot in.
Namely snap-gauge 6 includes two vertical edges and the horizontal sides for being fixedly connected on two vertical edge one end, to form U-shaped knot
Structure, the distance between width namely two vertical edges of specific U-shaped snap-gauge 6 can be accordingly arranged according to the width of aluminium alloy rings 1,
So that aluminium alloy rings 1 can card resistance in the slot of U-shaped.In turn, in step s 2, in each Along ent of aluminium alloy rings 1
Snap-gauge 6 is fixedly mounted, for each Along ent of aluminium alloy rings 1 to be respectively charged into the U-lag of snap-gauge 6, so that snap-gauge 6 is being drawn
Aluminium alloy rings 1 can be applied under the pulling force effect of bar 4 and be constrained.Snap-gauge 6 using the above structure, is convenient for and aluminium alloy rings 1
Installation.Certainly, the shape of snap-gauge 6 is also not limited to above-mentioned shape, other can apply the knot of constraint to aluminium alloy rings 1
Structure.
Further, each snap-gauge 6 is connected by length-adjustable pull rod 4 with Along ent corresponding in centering member respectively,
It specifically includes:
Corresponding each snap-gauge 6 is respectively set two length-adjustable pull rods 4, one end of two pull rods 4 respectively with snap-gauge 6U shape
The connection of two vertical edges, the other end are connected with Along ent upper and lower ends corresponding in centering member respectively.
Namely in timesharing such as aluminium alloy rings 112, then 12 snap-gauges 6,24 pull rods 4, every two pull rod 4 are correspondingly arranged
It is corresponding with a snap-gauge 6, and it is connected to the end of two vertical edges of snap-gauge 6, the other end of pull rod 4 is in corresponding in centering member
The upper and lower ends of Along ent connect, so that two pull rods 4 of same Along ent are parallel.And then in each of aluminium alloy rings 1
When Along ent is respectively charged into the U-lag of snap-gauge 6, the corresponding pull rod 4 of each Along ent is from the two of 1 thickness direction of aluminium alloy rings
Side constrains aluminium alloy rings 1.In this embodiment, the length for adjusting each pull rod 4 enables aluminum alloy to ring 1 in each Along ent
Outer diameter difference within the scope of default allowable error, specifically:
The length for adjusting each pull rod 4 enables aluminum alloy to ring 1 and is presetting within the scope of allowable error in the outer diameter difference of each Along ent,
And 4 equal length of same corresponding two pull rods of Along ent.
On the basis of the various embodiments described above, pull rod 4 includes fixed link, motion bar and sleeve 5, and one end of fixed link is stuck in
One end of sleeve 5 is simultaneously rotatablely connected with sleeve 5, and the other end of fixed link is fixedly connected with centering member, the other end of sleeve 5 and work
The threaded one end of lever connects, and the other end of motion bar is fixedly connected with snap-gauge 6, then adjusts the length of each pull rod 4, specific to wrap
It includes:
The sleeve 5 of each pull rod 4 is rotated to adjust the spacing between motion bar and fixed link and then adjust the length of each pull rod 4
Degree.
Specifically, flange can be set in one end of sleeve 5, one section of fixed link is connected in flange, and flange prevents to fix
Bar in sleeve 5 by deviating from, and sleeve 5 can be rotated relative to fixed bar.And then in rotational sleeve 5, due to sleeve 5 and motion bar
It is threadedly coupled, therefore sleeve 5 is moved axially with respect to motion bar, to change the spacing of motion bar and fixed link, that is, changes pull rod 4
Entire length.4 structure of pull rod is simple, and is convenient for the length of adjusting yoke 4.The both ends of pull rod 4 specifically can respectively with card
Plate 6 and centering member are bolted, and in this embodiment, are then bolted motion bar and snap-gauge 6, by fixed link and centering member spiral shell
It tethers and connects.
Pull rod 4 using the above structure when, then the length of adjusting yoke 4 be rotating tension bar 4 sleeve 5.By each snap-gauge 6
When being connected respectively by pull rod 4 with corresponding Along ent in centering member, specifically can elder generation's installation activity bar and sleeve 5, then use spiral shell
Motion bar is connect by bolt with snap-gauge 6, and fixed link is connect by blending bolt with centering member, and keeps pull rod 4 whole for non-stress shape
State.
In a preferred embodiment, the timeliness shaping methods of large aluminum alloy ring 1 provided by the invention, including with
Lower process: aluminium alloy rings 1 heating of timeliness tooling → timeliness, heat preservation → heat preservation are installed after, crack fire door stitch cooling → furnace
When interior temperature can drop to 110 DEG C~120 DEG C, when closing 1 temperature of fire door → aluminium alloy rings drops to 60 DEG C~65 DEG C, out
It is cooled to room temperature at a temperature of furnace → aluminium alloy rings 1, then removes timeliness tooling.
To sum up, the accurate control shape in ag(e)ing process is realized due to the large aluminum alloys rings 1 such as 10m grades, it is necessary to carry out big
The design of type creep ageing furnace, manufacture research, research and development and manufacturing expense are estimated to be up to 40,000,000 yuan or more.The present invention is at 10m grades
In the case that equal 1 output of large aluminum alloys ring is few, only put into few tooling preparation expense, can be achieved with ring it is synchronous when
Effect and school rounding shape, the size after school is round also can satisfy the 1 part machining allowance requirement of the large aluminum alloys rings such as 10m grades,
Required tissue and performance are obtained after 1 timeliness of aluminium alloy rings, while out-of-roundness is can be controlled within 12mm.To save
The huge equipment Meteorological of the large aluminum alloys large size creep ageing furnace such as 10m grades.
The timeliness shaping tooling used in above-mentioned timeliness shaping methods, can specifically include for the N with aluminium alloy rings 1
Along ent is detachably fixed N number of snap-gauge 6 of connection, the centering member for determining the center of circle, and each snap-gauge 6 passes through length-adjustable pull rod
4 connect with centering member, wherein N is the positive integer greater than 3.When the specific structure of snap-gauge 6, centering member and connecting rod please refers to above-mentioned
The related statement in shaping methods is imitated, details are not described herein again.
The timeliness shaping tooling is fixedly mounted snap-gauge 6 in the Along ent of aluminium alloy rings 1, closes in aluminium in ageing treatment
Centering member is placed at the center of golden ring 1, and each snap-gauge 6 is corresponding in centering member etc. by length-adjustable pull rod 4 respectively
Branch connection.Length by adjusting each pull rod 4 enable aluminum alloy to ring 1 each Along ent outer diameter difference in default allowable error model
In enclosing, ring is in stress at this time.And then in ag(e)ing process, stress relaxation occurs for aluminium alloy rings 1, and realization synchronizes whole
Shape.The tool structure is simple, becomes to process, and deforms shaping after significantly reducing 1 solution hardening of large aluminum alloys ring such as 10m grades
Cost.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of timeliness shaping methods of large aluminum alloy ring characterized by comprising
Measure aluminium alloy rings outer circumference, determine the corresponding standard round outer diameter of the outer circumference, by the standard round outside
Diameter, which calculates, to be obtained N etc. and divides standard round corresponding every segment standard arc length, by the standard arc length by described aluminium alloy rings domain N etc.
Point, and marking Along ent, wherein N is the positive integer more than or equal to 3;
Snap-gauge is fixedly mounted in each of the aluminium alloy rings Along ent, it is fixed to place at the center of the aluminium alloy rings
Heart part, the corresponding N equal part of centering member, and by each snap-gauge respectively by length-adjustable pull rod and the centering member
Corresponding Along ent connection;
The length for adjusting each pull rod makes the aluminium alloy rings in the outer diameter difference of each Along ent in default allowable error
In range;
Shove charge carries out ageing treatment;
Timeliness carries out slow cooling in furnace after keeping the temperature preset time, when the temperature of the aluminium alloy rings drops to the first preset temperature
It comes out of the stove;
When the temperature of the aluminium alloy rings drops to the second preset temperature, the snap-gauge is removed, wherein described second is default
Temperature is lower than first preset temperature.
2. timeliness shaping methods according to claim 1, which is characterized in that the length for adjusting each pull rod makes institute
The outer diameter difference that aluminium alloy rings are stated in each Along ent is being preset within the scope of allowable error, is specifically included:
The length for adjusting each pull rod makes the aluminium alloy rings be in free state, and it is corresponding to measure each snap-gauge position
The outer diameter of the aluminium alloy rings;
According to the outer diameter of the corresponding aluminium alloy rings in the snap-gauge position, the length for adjusting each pull rod closes the aluminium
Golden ring is being preset within the scope of allowable error in the outer diameter difference of each Along ent.
3. timeliness shaping methods according to claim 1, which is characterized in that carry out furnace after the timeliness heat preservation preset time
Interior slow cooling is come out of the stove when the temperature of the aluminium alloy rings drops to the first preset temperature, is specifically included:
Heat-treatment furnace powers off after timeliness keeps the temperature preset time, and opens the crack between a door and its frame of heat treatment fire door predetermined width, opens blower;
When in-furnace temperature drops to third preset temperature, fire door is closed, and blower is kept to open;
It comes out of the stove when the aluminium alloy rings temperature drops to the first preset temperature, wherein the third preset temperature is higher than institute
State the first preset temperature.
4. timeliness shaping methods according to claim 3, which is characterized in that the range of first preset temperature is 60 DEG C
~65 DEG C, the range of the third preset temperature is 110 DEG C~120 DEG C, and second preset temperature is room temperature.
5. timeliness shaping methods according to claim 1, which is characterized in that after the dismounting snap-gauge, further includes:
Measure the out-of-roundness of the aluminium alloy rings.
6. timeliness shaping methods according to claim 1-5, which is characterized in that the centering member includes centering
It cylinder and is fixedly connected in the centering cylinder equal length and is in criss-cross center of circle plate, the criss-cross crosspoint is institute
State the center of circle of centering cylinder, then centering member is placed at the center in the aluminium alloy rings, it specifically includes:
The centering cylinder is placed in the aluminium alloy rings, the position for adjusting the aluminium alloy rings makes the centering
The center of circle of cylinder is located at the center of the aluminium alloy rings.
7. timeliness shaping methods according to claim 1-5, which is characterized in that the snap-gauge is in U-shape, then described
Snap-gauge is fixedly mounted in each of the aluminium alloy rings Along ent, specifically includes:
Snap-gauge is set in each of the aluminium alloy rings Along ent and the aluminium alloy rings are stuck in the slot of the U-shaped
It is interior.
8. timeliness shaping methods according to claim 7, which is characterized in that described that each snap-gauge is passed through length respectively
Adjustable pull rod is connected with Along ent corresponding in the centering member, is specifically included:
Corresponding each snap-gauge is respectively set two length-adjustable pull rods, one end of two pull rods respectively with the snap-gauge U
Two vertical edges of shape connect, and the other end is connected with Along ent upper and lower ends corresponding in the centering member respectively.
9. timeliness shaping methods according to claim 1-5, which is characterized in that the pull rod include fixed link,
Motion bar and sleeve, one end of the fixed link are stuck in one end of the sleeve and are rotatablely connected with the sleeve, the fixation
The other end of bar is fixedly connected with the centering member, and the other end of the sleeve is connect with the threaded one end of the motion bar, institute
The other end for stating motion bar is fixedly connected with the snap-gauge, then the length for adjusting each pull rod, is specifically included:
The sleeve of each pull rod is rotated to adjust the spacing between the motion bar and the fixed link and then adjust each
The length of the pull rod.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110935756A (en) * | 2019-11-15 | 2020-03-31 | 伊莱特能源装备股份有限公司 | Shaping tool used in manufacturing process of ultra-large integral ring forging and using method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001150026A (en) * | 1999-11-22 | 2001-06-05 | Dai Ichi High Frequency Co Ltd | Method and device to adjust ring material |
CN201552212U (en) * | 2009-12-23 | 2010-08-18 | 中国有色(沈阳)冶金机械有限公司 | Cylinder roundness correcting and keeping device |
CN203155771U (en) * | 2012-09-26 | 2013-08-28 | 安徽海螺川崎装备制造有限公司 | Checking circle tooling for cylinder body |
CN105312367A (en) * | 2015-11-30 | 2016-02-10 | 上海电机学院 | Orthopedic device and orthopedic method for high-strength steel thin-wall annular forging piece |
JP2017087262A (en) * | 2015-11-10 | 2017-05-25 | 日本精工株式会社 | Method of correcting roundness of ring-shaped member |
-
2018
- 2018-11-28 CN CN201811448939.9A patent/CN109266982B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001150026A (en) * | 1999-11-22 | 2001-06-05 | Dai Ichi High Frequency Co Ltd | Method and device to adjust ring material |
CN201552212U (en) * | 2009-12-23 | 2010-08-18 | 中国有色(沈阳)冶金机械有限公司 | Cylinder roundness correcting and keeping device |
CN203155771U (en) * | 2012-09-26 | 2013-08-28 | 安徽海螺川崎装备制造有限公司 | Checking circle tooling for cylinder body |
JP2017087262A (en) * | 2015-11-10 | 2017-05-25 | 日本精工株式会社 | Method of correcting roundness of ring-shaped member |
CN105312367A (en) * | 2015-11-30 | 2016-02-10 | 上海电机学院 | Orthopedic device and orthopedic method for high-strength steel thin-wall annular forging piece |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110935756A (en) * | 2019-11-15 | 2020-03-31 | 伊莱特能源装备股份有限公司 | Shaping tool used in manufacturing process of ultra-large integral ring forging and using method |
CN110935756B (en) * | 2019-11-15 | 2022-09-16 | 伊莱特能源装备股份有限公司 | Shaping tool used in manufacturing process of ultra-large integral ring forging and using method |
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