CN106967875A - A kind of thin-wall annular part heat treatment deformation device - Google Patents
A kind of thin-wall annular part heat treatment deformation device Download PDFInfo
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- CN106967875A CN106967875A CN201710357931.0A CN201710357931A CN106967875A CN 106967875 A CN106967875 A CN 106967875A CN 201710357931 A CN201710357931 A CN 201710357931A CN 106967875 A CN106967875 A CN 106967875A
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- thin
- annular part
- wall annular
- positioning
- radial
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The present invention provides a kind of thin-wall annular part heat treatment deformation device, can be by deformation amount controlling of the thin-wall annular part in heat treatment within the limits prescribed：The specific internal diameter of marmon clamp is more than the axial width of external diameter and axial width also greater than thin-wall annular part of thin-wall annular part, thereon at least provided with three circumferentially equally distributed radial positioning mechanisms, each radial positioning mechanism includes being arranged at least one radial direction through hole of marmon clamp particularly, locating piece, positioning link and positioning regulating part, locating piece is identical with the radian of the specific inwall of marmon clamp for the radian of outer wall, the circular arc bar blocks that the radian of inwall is identical with the radian of the outer wall of thin-wall annular part and axial width of axial width and thin-wall annular part is corresponding, it is specifically connected between thin-wall annular part and with the inner of positioning link positioned at marmon clamp, positioning link is assemblied among radial direction through hole and outer end and is connected with the positioning regulating part radial position adjustable outside the specific periphery of marmon clamp.
Description
Technical field
The present invention relates to thin-wall annular part processing unit (plant), more particularly to a kind of thin-wall annular part heat treatment deformation device.
Background technology
There is a kind of thin-wall annular part in some plant equipment, referring to Fig. 1, being relatively large in diameter for the thin-wall annular part 5 is more than
210mm, internal diameter is less than external diameter about 21mm, i.e. wall thickness about 21mm, and provided with the internal tooth 5a that precision is higher on inwall.To improve this
The rigidity of thin-wall annular part 5 is planted, it will be generally heat-treated after machining, is heat-treated such as being nitrogenized.Mesh
Before, it is typically the thin-wall annular part 5 to be directly placed into nitridation equipment to be heat-treated after machining.Due to the circular thin-wall
The wall thickness of part 5 about 21mm, that is, wall thickness is relatively thin and inwall is provided with the higher internal tooth 5a of precision, i.e. and structure is also more complicated.
Then, if the thin-wall annular part 5 to be carried out to the heat treatment such as nitriding in the case of in free state, its internal-and external diameter can become
To in swelling, its entirety can deform, and internal-and external diameter and internal tooth 5a size, precision may be due to overall deformations beyond rule
Determine the requirement of scope, cause that the scrappage of thin-wall annular part 5 is higher, manufacturing cost is higher.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of thin-wall annular part heat treatment deformation device, thin-walled can be controlled
Annular element makes its deformation amount controlling within the limits prescribed in heat treatment, such as deflection after nitrogenizing.
In order to solve the above technical problems, the thin-wall annular part heat treatment deformation device of the present invention, including marmon clamp are specific,
It is characterized in that：The specific internal diameter of marmon clamp is more than the external diameter and axial width of thin-wall annular part also greater than thin-wall annular part
Axial width, thereon at least provided with three it is circumferentially equally distributed be used to clamp the radial positioning mechanism of thin-wall annular part,
Each radial positioning mechanism include being arranged on marmon clamp at least one radial direction through hole particularly, locating piece, one
Positioning link and a positioning regulating part, the locating piece is the radian phase of the radian and the specific inwall of marmon clamp of outer wall
It is identical with the radian of the outer wall of thin-wall annular part and axial width of axial width and thin-wall annular part is relative with, the radian of inwall
Should or axial width more than thin-wall annular part circular arc bar blocks, its be located at marmon clamp it is specific between thin-wall annular part simultaneously
It is connected with the inner of positioning link, the positioning link gap is assemblied among radial direction through hole and outer end and clevis are specific
Connect positioning regulating part radial position adjustable outside periphery.
Preferably, each radial positioning mechanism, which is arranged on the radial direction through hole of marmon clamp particularly, two, two footpaths
It is arranged side by side to through hole along the specific axial spacing of marmon clamp, the positioning link and the quantity and radial direction for positioning regulating part
The quantity pairing of through hole, each locating piece is connected with the inner of each positioning link respectively, described to be each located by connecting
Gap is assemblied among a radial direction through hole part respectively and outer end stretches out in outside the specific periphery of marmon clamp and positioned with one
Connect regulating part radial position adjustable.
Preferably, radial direction through hole, positioning link and the positioning on the marmon clamp specific 1 of each radial positioning mechanism
Regulating part is that smooth radial direction through hole, outer end set threaded whorl brace rod and adjusting nut respectively.
Preferably, radial direction through hole, positioning link and the positioning of the marmon clamp of each radial positioning mechanism particularly
Regulating part is radial direction tapped through hole, threaded rod and adjusting nut respectively.
Preferably, the locating piece of each radial positioning mechanism and positioning link are Split type structure, and locating piece is with determining
Position connector it is inner detachably connected.
Preferably, the locating piece of each radial positioning mechanism is threadedly coupled with the inner of positioning link.
Preferably, the locating piece of each radial positioning mechanism is structure as a whole with positioning link.
The present invention includes following beneficial effect；
In heat treatment process is nitrogenized etc. to thin-wall annular part progress, thin-wall annular part can be put into the annular holder of the present apparatus
In vivo, and using radial positioning mechanism clamp put into together again including nitridation equipment including Equipment for Heating Processing in circular thin-wall
Part carries out the heat treatment such as nitrogenizing, and is limited by radial positioning mechanism, thin-wall annular part when nitrogenize etc. heat treatment, it is interior,
External diameter would not be intended to swell, and its entirety would not deform, and the size of inside and outside footpath and internal tooth, precision would not be due to
Overall deformation and beyond prescribed limit requirement, thus, reduce the scrappage and manufacturing cost of thin-wall annular part.Meanwhile, this
Invention is only specifically made up of marmon clamp with radial positioning mechanism, relatively simple for structure, is operated more convenient.
Brief description of the drawings
Fig. 1 is the structural representation of thin-wall annular part involved in the present invention；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is Fig. 2 left view.
Embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 2 and Fig. 3, thin-wall annular part heat treatment deformation device of the invention, including marmon clamp specific 1.By Fig. 2
Visible with Fig. 3, the internal diameter of the marmon clamp specific 1 is more than the external diameter and axial width of thin-wall annular part 5 also greater than circular thin-wall
The axial width of part 5, circumferentially equally distributed is used to clamp the radial positioning machine of thin-wall annular part 5 at least provided with three thereon
Structure 1a, 2,3,4, each radial positioning mechanism（1a, 2,3,4）Including at least one footpath being arranged on marmon clamp specific 1
To through hole 1a, a locating piece 2, a positioning link 3 and a positioning regulating part 4, the locating piece 2 is the radian of outer wall
, radian of inwall identical with the radian of the inwall of marmon clamp specific 1 is identical with the radian of the outer wall of thin-wall annular part 5 and axially wide
The circular arc bar blocks of degree axial width corresponding with the axial width of thin-wall annular part 5 or more than thin-wall annular part 5, its position
It is connected between marmon clamp specific 1 and thin-wall annular part 5 and with the inner of positioning link 3, the gap of positioning link 3 dress
The radial position adjustable of positioning regulating part 4 outside periphery assigned among radial direction through hole 1a and outer end and marmon clamp specific 1
Connection.So, in heat treatment process is nitrogenized etc. to the progress of thin-wall annular part 5, thin-wall annular part 5 can be put into this dress
In the marmon clamp specific 1 put, and using radial positioning mechanism 1a, 2,3,4 clampings are put into including nitridation equipment together again
Thin-wall annular part 5 is carried out in Equipment for Heating Processing the heat treatment such as to nitrogenize, by radial positioning mechanism 1a, 2,3,4 limitation, thin-walled ring
Shape part 5 is when nitrogenize etc. heat treatment, and its inside and outside footpath would not be intended to swell, and its entirety would not deform, interior,
External diameter and internal tooth 5a size, precision would not exceed the requirement of prescribed limit due to overall deformation, thus, reduce thin-walled
The scrappage and manufacturing cost of annular element 5.Meanwhile, the present invention is only by marmon clamp specific 1 and radial positioning mechanism 1a, 2,3,4 groups
Into, it is relatively simple for structure, operate more convenient.
Referring to Fig. 2 and Fig. 3, each radial positioning mechanism 1a, 2,3,4 radial directions being arranged on marmon clamp specific 1 are led to
Hole 1a has two, is arranged side by side to axial spacing of two radial direction through hole 1a along marmon clamp specific 1, the He of positioning link 3
The quantity for positioning quantity and the radial direction through hole 1a of regulating part 4 is matched, each locating piece 2 respectively with each positioning link 3
Inner connection, gap is assemblied among a radial direction through hole 1a each positioning link 3 respectively and outer end stretches out in ring
It is connected outside the periphery of clevis specific 1 and with a positioning radial position adjustable of regulating part 4.This causes to circular thin-wall
Part 5 nitrogenize etc. in heat treatment process, can be put into thin-wall annular part 5 in the marmon clamp of the present apparatus specific 1, and use footpath
Preferably clamp to detent mechanism 1a, 2,3,4 and put nitridation etc. into together again and thin-wall annular part 5 is carried out in equipment nitrogenizing etc. at heat
Reason, by radial positioning mechanism 1a, 2,3,4 limitation, the deformation that thin-wall annular part 5 outwards expands when carrying out and the heat treatment such as nitrogenizing
Amount is more preferably controlled in the range of technological requirement.Thus, it is possible to preferably reduce the scrappage of thin-wall annular part 5, preferably save
About manufacturing cost.
Referring to Fig. 2 and Fig. 3, each radial positioning mechanism 1a, radial direction through hole 1a on 2,3,4 marmon clamp specific 1,
Positioning link 3 and positioning regulating part 4 are that smooth radial direction through hole, outer end set threaded whorl brace rod and adjustment spiral shell respectively
It is female.This make it that radial direction through hole 1a, positioning link 3 and positioning regulating part 4 structure are fairly simple.
Certainly, radial direction through hole 1a on each radial positioning mechanism 1a, 2,3,4 marmon clamp specific 1, it is located by connecting
Part 3 can also be radial direction tapped through hole, threaded rod and adjusting nut respectively with positioning regulating part 4.This is again such that radial direction through hole
1a, positioning link 3 and positioning regulating part 4 structure are fairly simple.
Referring to Fig. 2, each radial positioning mechanism 1a, 2,3,4 locating piece 2 and positioning link 3 are Split type structure,
Locating piece 2 is inner detachably connected with positioning link 3.This causes the maintenance of locating piece 2 and positioning link 3 is changed to compare
It is more convenient.
Certainly, each radial positioning mechanism 1a, 2,3,4 locating piece 2 and the inner of positioning link 3 can be spiral shells
Line is connected.This causes the maintenance of locating piece 2 and positioning link 3 to change more more convenient.
Referring to Fig. 2, each radial positioning mechanism 1a, 2,3,4 locating piece 2 is structure as a whole with positioning link 3.
This make it that locating piece 2 and manufacturing and designing for positioning link 3 are more convenient, and cost is relatively low.
Thin-wall annular part 5 in use, be first put into marmon clamp specific 1, then by each radial positioning mechanism by the present invention
1a, 2,3,4 locating piece 2 is positioned between marmon clamp specific 1 and thin-wall annular part 5, then positioning link 3 is put into radially logical
In the 1a of hole and by its inner and locating piece 2, regulating part 4 then is positioned in the connection of its outer end, and gradually tighten.By at least three
Radial positioning mechanism 1a, after 2,3,4 install according to above-mentioned steps, then to each radial positioning mechanism 1a, 2,3,4 are adjusted
It is whole, make each radial positioning mechanism 1a, the pretightning force that 2,3,4 pairs of thin-wall annular parts 5 apply is equal, that is, completes to thin-wall annular part
5 Set and Positioning, then the present apparatus is put into nitridation etc. together with thin-wall annular part 5 be accordingly heat-treated in Equipment for Heating Processing.
The preferred embodiment of the present invention is elaborated above in conjunction with accompanying drawing, but the present invention be not limited to it is above-mentioned
Embodiment, in the knowledge that art those of ordinary skill possesses, can also not depart from ancestor of the present invention
Various changes can be made on the premise of purport.
Claims (7)
1. a kind of thin-wall annular part heat treatment deformation device, including marmon clamp are specific（1）, it is characterised in that：The marmon clamp
Specifically（1）Internal diameter be more than thin-wall annular part（5）External diameter and axial width also greater than thin-wall annular part（5）Axial width,
It is circumferentially equally distributed for clamping thin-wall annular part at least provided with three thereon（5）Radial positioning mechanism（1a, 2,3,
4）, each radial positioning mechanism（1a, 2,3,4）It is specific including being arranged on marmon clamp（1）On at least one radial direction through hole
（1a）, a locating piece（2）, a positioning link（3）With a positioning regulating part（4）, the locating piece（2）For outer wall
Radian is specific with marmon clamp（1）Inwall radian is identical, radian and thin-wall annular part of inwall（5）Outer wall radian it is identical
And axial width and thin-wall annular part（5）Axial width it is corresponding or more than thin-wall annular part（5）Axial width circle
Arc bar blocks, it is specific that it is located at marmon clamp（1）And thin-wall annular part（5）Between and and positioning link（3）Inner connection, institute
State positioning link（3）Gap is assemblied in radial direction through hole（1a）Among and outer end and marmon clamp are specific（1）Periphery outside determine
Position regulating part（4）Connect radial position adjustable.
2. thin-wall annular part heat treatment deformation device as claimed in claim 1, it is characterised in that：Each radial positioning
Mechanism（1a, 2,3,4）It is arranged on marmon clamp specific（1）On radial direction through hole（1a）There are two, two radial direction through hole（1a）Along ring
Clevis is specific（1）Axial spacing be arranged side by side, the positioning link（3）With positioning regulating part（4）Quantity with radially
Through hole（1a）Quantity pairing, each locating piece（2）Respectively with each positioning link（3）Inner connection, it is described every
Individual positioning link（3）Gap is assemblied in a radial direction through hole respectively（1a）Among and to stretch out in marmon clamp specific for outer end（1）'s
Regulating part is positioned outside periphery and with one（4）Connect radial position adjustable.
3. thin-wall annular part heat treatment deformation device as claimed in claim 2, it is characterised in that：Each radial positioning
Mechanism（1a, 2,3,4）Marmon clamp it is specific（1）On radial direction through hole（1a）, positioning link（3）With positioning regulating part（4）Point
It is not that smooth radial direction through hole, outer end set threaded whorl brace rod and adjusting nut.
4. thin-wall annular part heat treatment deformation device as claimed in claim 2, it is characterised in that：Each radial positioning
Mechanism（1a, 2,3,4）Marmon clamp it is specific（1）On radial direction through hole（1a）, positioning link（3）With positioning regulating part（4）Point
It is not radial direction tapped through hole, threaded rod and adjusting nut.
5. the thin-wall annular part heat treatment deformation device as any one of claim 2 to 4, it is characterised in that：It is described
Each radial positioning mechanism（1a, 2,3,4）Locating piece（2）With positioning link（3）For Split type structure, locating piece 2 and positioning
Connector（3）It is inner detachably connected.
6. thin-wall annular part heat treatment deformation device as claimed in claim 5, it is characterised in that：Each radial positioning
Mechanism（1a, 2,3,4）Locating piece（2）With positioning link（3）Inner threaded connection.
7. the thin-wall annular part heat treatment deformation device as any one of claim 2 to 4, it is characterised in that：It is described
Each radial positioning mechanism（1a, 2,3,4）Locating piece（2）With positioning link（3）It is structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357931.0A CN106967875B (en) | 2017-05-19 | 2017-05-19 | A kind of thin-wall annular part heat treatment deformation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357931.0A CN106967875B (en) | 2017-05-19 | 2017-05-19 | A kind of thin-wall annular part heat treatment deformation device |
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| Publication Number | Publication Date |
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| CN106967875A true CN106967875A (en) | 2017-07-21 |
| CN106967875B CN106967875B (en) | 2019-07-16 |
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| CN201710357931.0A Active CN106967875B (en) | 2017-05-19 | 2017-05-19 | A kind of thin-wall annular part heat treatment deformation device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486514A (en) * | 2017-08-24 | 2017-12-19 | 重庆望江工业有限公司 | A kind of binary torsion spring shaped device |
| CN107723436A (en) * | 2017-09-11 | 2018-02-23 | 洛阳乾中新材料科技有限公司 | A kind of device and method for preventing heat treatment of workpieces deformation |
| CN108823517A (en) * | 2018-08-01 | 2018-11-16 | 中国兵器工业第五九研究所 | A kind of profile-followed micro- restraint rigidity support device and heat treatment method for thin-walled aluminium alloy castings Deformation control |
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| CN206783727U (en) * | 2017-05-19 | 2017-12-22 | 重庆望江工业有限公司 | A kind of thin-wall annular part heat treatment deformation fixture |
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| CN101760602A (en) * | 2009-12-25 | 2010-06-30 | 重庆齿轮箱有限责任公司 | Large-scale thin wall gear ring quenching deformation control method |
| CN102049695A (en) * | 2010-11-10 | 2011-05-11 | 西安航天动力机械厂 | Processing method and technological equipment for cylindrical thin and long thin-walled workpiece |
| CN202741984U (en) * | 2012-07-24 | 2013-02-20 | 哈电集团（秦皇岛）重型装备有限公司 | Ultra-long thin-walled large diameter moisture separator reheater barrel body distortion preventing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486514A (en) * | 2017-08-24 | 2017-12-19 | 重庆望江工业有限公司 | A kind of binary torsion spring shaped device |
| CN107723436A (en) * | 2017-09-11 | 2018-02-23 | 洛阳乾中新材料科技有限公司 | A kind of device and method for preventing heat treatment of workpieces deformation |
| CN108823517A (en) * | 2018-08-01 | 2018-11-16 | 中国兵器工业第五九研究所 | A kind of profile-followed micro- restraint rigidity support device and heat treatment method for thin-walled aluminium alloy castings Deformation control |
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| CN106967875B (en) | 2019-07-16 |
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