CN106141578A - Split flange and manufacturing process thereof - Google Patents
Split flange and manufacturing process thereof Download PDFInfo
- Publication number
- CN106141578A CN106141578A CN201610530431.8A CN201610530431A CN106141578A CN 106141578 A CN106141578 A CN 106141578A CN 201610530431 A CN201610530431 A CN 201610530431A CN 106141578 A CN106141578 A CN 106141578A
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- CN
- China
- Prior art keywords
- flange
- halfbody
- arc
- split
- manufacturing process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention belongs to flange manufacturing technology field, particularly relate to a kind of split flange and manufacturing process thereof.It solve that structural strength that prior art exists is low and the not technical problem such as replaceability.This split flange includes symmetrical two flange halfbody, described flange halfbody two ends have the installing hole adaptive with securing member, the side of described flange halfbody has the arc splicing groove adaptive with connector, opposite side has arc convex, the inner side of described flange halfbody has arc-shaped concave, the inner side of described arc-shaped concave and arc convex is spliced to form the placing port placing axis body, and the both ends, inner side of described flange halfbody are respectively provided with Mosaic face.The advantage of this split flange is: mechanical strength is high, and service life is long.The invention also discloses the manufacturing process of this split flange, include cold extrusion shaped, hole, polish, the step such as zinc-plated.Compared with prior art, the invention has the advantages that: have replaceability, energy consumption is little.
Description
Technical field
The invention belongs to flange manufacturing technology field, particularly relate to a kind of split flange and manufacturing process thereof.
Background technology
Flange is the most common in machinery production, and the utilization of split flange is also extremely extensive, and the most general
Logical its mechanical strength of split flange is general, and low precision, and existing manufacturing process be by the raw material of monoblock through extruding,
Vehicle Processing, boring cutting, deburring polishing, zinc-plated, other technique is also similar, and such technique has several asking
Topic: hot-forging forming, the loss for mould is excessive, generally produces the mould that 3-4 thousand is accomplished by more renewing；Blank after forging
Allowance is bigger；Through Vehicle Processing, the abrasion for cutter is also extremely serious；And the most serious problem is, by becoming
The mode of cutting after type, causes product and can be only formed unique combinations and use, do not have replaceability, if one of them damages
Bad, another also cannot be continuing with, and needs again to replace one group of new split flange, the most extremely wastes.
And the phenomenon in order to prevent lining and inner tube from departing from occurs.People have carried out long-term exploration, it is proposed that various respectively
The solution of sample.Such as, Chinese patent literature discloses a kind of split flange form compensator, [application number:
201520229087.X], including compensator and the Ifold flange being connected to the axial two ends of compensator, described Ifold flange is split
Formula is arranged, including the first split flange and the second split flange, described first split flange and the second split flange main body in half
Annular, by the dismountable fixing connection of connecting portion, to form annular Ifold flange.Compensator rubber bodies both sides use to be divided
Body flange design.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, but, the program the most at least exists
Following defect: the bad mechanical strength of flange, and production technology do not has replaceability.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that a kind of preferable split flange of mechanical strength.
For reaching above-mentioned purpose, present invention employs following technical proposal: this split flange includes symmetrical two
Flange halfbody, described flange halfbody two ends have the installing hole adaptive with securing member, and the side of described flange halfbody has
The arc splicing groove adaptive with connector, opposite side has arc convex, and the inner side of described flange halfbody has arc-shaped concave,
The inner side of described arc-shaped concave and arc convex is spliced to form the placing port placing axis body, the protruding inner side of described figure in
The most tapered, the width of described splicing groove is more than the width of placing port, and the both ends, inner side of described flange halfbody are respectively provided with
Mosaic face, when two flange halfbody zoariums, two Mosaic faces of one of them flange halfbody and two of another flange halfbody
Mosaic face split respectively.Arc splicing groove is more fitted and connected the installation of part, and arc convex is more fitted the installation of axis body, because of
This in use its mechanical strength higher, stability is more preferable, and service life is longer.
In above-mentioned split flange, the internal diameter of described installing hole is 10mm.
In above-mentioned split flange, the radius of described arc splicing groove is 42.1mm, the half of described arc-shaped concave
Footpath is 32.5mm.
In above-mentioned split flange, the outer surface of described flange halfbody is zinc-plated.
It is another object of the invention to provide the manufacturing process of a kind of split flange with interchangeability, step is as follows:
By two strip raw materials after cold extrusion at normal temperatures and drain in mould, carry out the most extruded；
Are holed in the two ends of the semi-finished product of first one-step forming and form the installing hole adaptive with securing member；
Semi-finished product after boring are carried out sanding and polishing；
Semi-finished product after sanding and polishing are carried out zinc-plated process.
In the manufacturing process of above-mentioned split flange, described mould be profile after die and extruding, groove, projection be one
Secondary molding.
In the manufacturing process of above-mentioned split flange, employ multi-shaft device and carry out boring process.
In the manufacturing process of above-mentioned split flange, zinc-plated mode is plating.
Compared with prior art, the advantage of this split flange is: arc splicing groove is more fitted and connected the installation of part,
And arc convex more fits the installation of axis body, its mechanical strength is higher the most in use, and stability is more preferable, and service life is more
Long.
And compared with prior art, the advantage of the manufacturing process of this split flange is, initial raw material is just by right
Therapy of waking up the patient from unconsciousness is the most individually processed by orchid, then one in the arbitrary one group of split flange after batch production can individually be replaced
Use, be greatly saved cost, abandoned the thermal forging technology of prior art, have employed the most energy-conservation cold extrusion and process, and
In room temperature material is extruded, and room temperature is less for the loss of mould, and one-shot forming, it is not necessary to further polish,
Eliminate the cost of polish, and avoid the waste making blank because of polish, for cutter when being more that of avoiding polish
The abrasion of tool.
Accompanying drawing explanation
Fig. 1 is the flange halfbody structural representation that the present invention provides.
Fig. 2 is another angled arrangement schematic diagram of the flange halfbody that the present invention provides.
Fig. 3 is the schematic diagram after one group of flange halfbody split that the present invention provides.
In figure, body 1, big joint 2, little joint 3, connect hole 4, the little hole 5, big defining flange 6, little defining flange 7, recessed of connecing greatly
Fall into portion 8.
Detailed description of the invention
The present invention will be further described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Figure 1-2, this split flange includes symmetrical two flange halfbody 1, described flange halfbody 1 two ends
Having the installing hole 2 adaptive with securing member, the side of described flange halfbody 1 has the arc splicing groove 3 adaptive with connector,
Opposite side has arc convex 4, and the inner side of described flange halfbody 1 has arc-shaped concave 5, described arc-shaped concave 5 and arc
The inner side of protruding 4 is spliced to form the placing port 6 placing axis body, and the inner side of described arc convex 4 is outer tapered, described arc
Protruding 4 sections of stretching out that can be regarded as arc-shaped concave 5, and arc convex 4 can be stably fixed in this flange further
Axis body, be likely to increase the mechanical strength of this flange itself simultaneously.The width of described arc splicing groove 3 is more than placing port 6
Width, the both ends, inner side of described flange halfbody 1 are respectively provided with Mosaic face 7, when two flange halfbodies 1 are fit, wherein
Two Mosaic faces 7 of one flange halfbody 1 and two Mosaic faces 7 splits respectively of another flange halfbody 1.Arc splicing groove is more
Being fitted and connected the installation of part, and arc convex is more fitted the installation of axis body, its mechanical strength is higher the most in use, stable
Property more preferable, service life is longer.
In the present embodiment, the internal diameter of installing hole 2 is 10mm.The radius of arc splicing groove 3 is 42.1mm, described arc
The radius of concave surface 5 is 32.5mm.The outer surface of flange halfbody 1 is zinc-plated.The zinc-plated oxidation speed that can significantly slow down this split flange
Degree, extends its service life.
The step of the manufacturing process of this split flange is:
First, by two strip raw materials after cold extrusion at normal temperatures and drain in mould, tentatively extrude
Molding；Are holed in the two ends of the semi-finished product of first one-step forming and form the installing hole 2 adaptive with securing member；Semi-finished product after boring are entered
Row sanding and polishing；Semi-finished product after sanding and polishing are carried out zinc-plated process.Abandon conventional hot-forging forming, avoid superhigh temperature
Higher power consumption mode, makes the extruding of room temperature into, is greatly saved energy consumption, and meanwhile, forge hot is also the hugest for the loss of mould, logical
When often manufacturing 3000-4000 part, needing to change a mould, during production in enormous quantities, the consumption of mould is the hugest, and room temperature
Molding mode just can be greatly prolonged the service life of grinding tool.
Further, the mould that the present embodiment is used is profile after die and extruding, groove, protruding for one-shot forming.At mould
Groove and projection being included in tool, dimensional accuracy is accurate, therefore after extrusion process, be not required to remaining polish or
Machining, it also avoid a large amount of tailings produced because of cutting after pressurization in common process, causes the waste of raw material.Most important
A bit, be directly placed into two strip raw materials before processing, be different from traditional handicraft, the raw material of monoblock has been put
Enter, after extruding, carry out the mode cut again, any single flange halfbody 1 that this kind of technique is produced in batches can with other
The single mutual split of flange halfbody 1, therefore, in actual application process, if one of them method in paired split flange
Blue halfbody 1 damages, if traditional processing technology, although another flange halfbody 1 the most remaining is for damaging, owing to it can not replace
Transsexual, so scrapping in pairs, and the split flange produced by this technique, when occurring in which that single flange halfbody 1 damages,
Only replace the single flange halfbody 1 of this damage, and another flange halfbody 1 can continue to use, and employs multi-shaft device
Carry out boring process.Zinc-plated mode is plating.
Specific embodiment described herein is only to present invention spirit explanation for example.Technology neck belonging to the present invention
Described specific embodiment can be made various amendment or supplements or use similar mode to replace by the technical staff in territory
Generation, but without departing from the spirit of the present invention or surmount scope defined in appended claims.
Although the most more employing body 1, big joint 2, little joint 3, connecing hole 4 greatly, little connect hole 5, big defining flange
6, the term such as little defining flange 7, depressed part 8, but it is not precluded from using the probability of other term.Use these terms only
In order to describe and explain the essence of the present invention more easily；Being construed as any additional restriction is all and the present invention
Spirit is contrary.
Claims (8)
1. a split flange, it is characterised in that include symmetrical two flange halfbody (1), described flange halfbody (1)
Two ends have the installing hole (2) adaptive with securing member, and the side of described flange halfbody (1) has the arc adaptive with connector
Splicing groove (3), opposite side has arc convex (4), and the inner side of described flange halfbody (1) has arc-shaped concave (5), described
The inner side of arc-shaped concave (5) and arc convex (4) is spliced to form the placing port (6) placing axis body, described arc convex (4)
The inner side width in outer tapered, described arc splicing groove (3) is more than the width of placing port (6), described flange halfbody (1)
Both ends, inner side are respectively provided with Mosaic face (7), when two flange halfbodies (1) are fit, and two of one of them flange halfbody (1)
Two Mosaic faces (7) splits respectively of Mosaic face (7) and another flange halfbody (1).
Split flange the most according to claim 1, it is characterised in that the internal diameter of described installing hole (2) is 10mm.
Split flange the most according to claim 2, it is characterised in that the radius of described arc splicing groove (3) is
42.1mm, the radius of described arc-shaped concave (5) is 32.5mm.
Split flange the most according to claim 3, it is characterised in that the outer surface of described flange halfbody (1) is zinc-plated.
5. according to the manufacturing process of the split flange described in claim 1-4 any one, it is characterised in that this technique include with
Lower step:
By two strip raw materials after cold extrusion at normal temperatures and drain in mould, carry out the most extruded；
Are holed in the two ends of the semi-finished product of first one-step forming and form the installing hole (2) adaptive with securing member；
Semi-finished product after boring are carried out sanding and polishing；
Semi-finished product after sanding and polishing are carried out zinc-plated process.
The manufacturing process of split flange the most according to claim 5, it is characterised in that described mould is die and extruding
Rear profile, groove, projection are one-shot forming.
The manufacturing process of split flange the most according to claim 6, it is characterised in that employ multi-shaft device and carry out drill hole
Reason.
The manufacturing process of split flange the most according to claim 7, it is characterised in that zinc-plated mode is plating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530431.8A CN106141578A (en) | 2016-06-30 | 2016-06-30 | Split flange and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530431.8A CN106141578A (en) | 2016-06-30 | 2016-06-30 | Split flange and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106141578A true CN106141578A (en) | 2016-11-23 |
Family
ID=58062289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610530431.8A Pending CN106141578A (en) | 2016-06-30 | 2016-06-30 | Split flange and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106141578A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970218A (en) * | 2005-11-21 | 2007-05-30 | 广州市番禺区灵山金麟五金厂 | Extrusion molding flange and processing apparatus and method |
| CN201599154U (en) * | 2009-10-27 | 2010-10-06 | 常州市常友能源设备有限公司 | Cabin hood interface flange of wind generator |
| CN201696763U (en) * | 2010-08-18 | 2011-01-05 | 武汉钢铁(集团)公司 | Flange connecting device |
| CN201779401U (en) * | 2010-07-22 | 2011-03-30 | 中国石油天然气股份有限公司 | Fully wrapping type flange leak-stopping clamp |
| CN201897025U (en) * | 2010-09-02 | 2011-07-13 | 杭州南方特种泵业股份有限公司 | Split flange |
| CN202360942U (en) * | 2011-11-23 | 2012-08-01 | 上海瑞孚管路系统有限公司 | Hinge split type flange |
| CN203880273U (en) * | 2014-03-03 | 2014-10-15 | 温州联发法兰管件有限公司 | Split type flange |
| CN104759843A (en) * | 2015-03-17 | 2015-07-08 | 安徽宏杰管道制造有限公司 | Flange producing technique |
-
2016
- 2016-06-30 CN CN201610530431.8A patent/CN106141578A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970218A (en) * | 2005-11-21 | 2007-05-30 | 广州市番禺区灵山金麟五金厂 | Extrusion molding flange and processing apparatus and method |
| CN201599154U (en) * | 2009-10-27 | 2010-10-06 | 常州市常友能源设备有限公司 | Cabin hood interface flange of wind generator |
| CN201779401U (en) * | 2010-07-22 | 2011-03-30 | 中国石油天然气股份有限公司 | Fully wrapping type flange leak-stopping clamp |
| CN201696763U (en) * | 2010-08-18 | 2011-01-05 | 武汉钢铁(集团)公司 | Flange connecting device |
| CN201897025U (en) * | 2010-09-02 | 2011-07-13 | 杭州南方特种泵业股份有限公司 | Split flange |
| CN202360942U (en) * | 2011-11-23 | 2012-08-01 | 上海瑞孚管路系统有限公司 | Hinge split type flange |
| CN203880273U (en) * | 2014-03-03 | 2014-10-15 | 温州联发法兰管件有限公司 | Split type flange |
| CN104759843A (en) * | 2015-03-17 | 2015-07-08 | 安徽宏杰管道制造有限公司 | Flange producing technique |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161123 |