CN108571629A - A kind of manufacturing process of novel flange - Google Patents
A kind of manufacturing process of novel flange Download PDFInfo
- Publication number
- CN108571629A CN108571629A CN201810187523.XA CN201810187523A CN108571629A CN 108571629 A CN108571629 A CN 108571629A CN 201810187523 A CN201810187523 A CN 201810187523A CN 108571629 A CN108571629 A CN 108571629A
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- Prior art keywords
- forging
- flange
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- steel plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of manufacturing process of novel flange, a kind of manufacturing process of novel flange includes the following steps:(1)Sorting:It is spare to choose the steel plate that thickness is 60 100mm;(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, forging is divided into three phases, first stage forging temperature is 880 900 DEG C, forging time is 15 18s, and second stage forging temperature is 750 780 DEG C, and forging time is 18 20s, phase III forging temperature is 910 925 DEG C, forging time is 13 15s, and forging is cooled down after completing, and cooling temperature is 25 27 DEG C.The present invention uses traditional flange production technology, such traditional processing technology facilitates the large batch of production of flange, and carrying out the forging of three stages for steel plate raw material can make steel plate have certain toughness, and this conducting forging processing can prevent flange processing and manufacturing from completing during crackle appearance, and finished product can reinforce the intensity of flange to a certain extent during forging.
Description
Technical field
The present invention relates to flange manufacturing technology field, specially a kind of manufacturing process of novel flange.
Background technology
Flange(Flange)It is called ring flange or flange.Flange is zero for making pipe and pipe and being connected with each other with valve
Part is connected to pipe end.Perforation on flange, bolt make two flanges be close to.With liner sealing between flange.Flange point is threadedly coupled
(Silk connects)Flange and welded flange and cutting ferrule flange.
Flange because what is used is all steel plate hard material, may make method during processing and manufacturing in the fabrication process
Orchid cracks and influences the use of flange, for this purpose, it is proposed that a kind of manufacturing process of novel flange.
Invention content
The purpose of the present invention is to provide a kind of manufacturing process of novel flange, are asked with solve to propose in background technology
Topic.
To achieve the above object, the present invention provides the following technical solutions:A kind of manufacturing process of novel flange, described one kind
The manufacturing process of novel flange includes the following steps:
(1)Sorting:It is spare to choose the steel plate that thickness is 60-100mm;
(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, and forging is divided into three phases, first stage forging temperature
It is 880-900 DEG C, forging time 15-18s, second stage forging temperature is 750-780 DEG C, forging time 18-20s, the
Three stage forging temperatures are 910-925 DEG C, forging time 13-15s, and forging is cooled down after completing, cooling temperature 25-
27℃;
(3)It rolls:By step(2)Progress flange rolls among the steel plate that forging is completed is delivered to flange bushing machine, and it is one to roll
The flange of set pattern lattice;
(4)Welding:By step(3)The flange for rolling completion is welded, and when welding, is opened V-type cut reverse side gouge, is dug to just
Face is welded to connect position;
(5)Smoothing:Soldered flange is smoothed, extruding smoothing is carried out by extruder, then utilize sander into
Row flange periphery deburring is handled;
(6)Finished product forges:By step(5)Flange after smoothing carries out conducting forging processing, and forging temperature is 850-880 DEG C, forging
Time is 2-3min, is then placed in the environment that temperature is 35-45 DEG C and carries out quenching treatment, processing time 1-2min;
(7)Lathe process:The flange that finished product forging is completed is subjected to lathe process, by endoporus according to certain dimensioned, so
Flange is subjected to end hole afterwards, drilling hole amount is 4-12, and novel flange is manufactured and completed after drilling is completed.
The present invention uses traditional flange production technology, such traditional processing technology to facilitate the large batch of production of flange,
And carrying out the forging of three stages for steel plate raw material can make steel plate have certain toughness, and this conducting forging processing can prevent method
The appearance of crackle during orchid processing and manufacturing is completed, and finished product can reinforce the strong of flange to a certain extent during forging
Degree.
Specific implementation mode
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one:
A kind of manufacturing process of novel flange, a kind of manufacturing process of novel flange include the following steps:
(1)Sorting:It is spare to choose the steel plate that thickness is 60mm;
(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, and forging is divided into three phases, first stage forging temperature
It it is 880 DEG C, forging time 15s, second stage forging temperature is 750 DEG C, forging time 18s, phase III forging temperature
It it is 910 DEG C, forging time 13s, forging is cooled down after completing, and cooling temperature is 25 DEG C;
(3)It rolls:By step(2)Progress flange rolls among the steel plate that forging is completed is delivered to flange bushing machine, and it is one to roll
The flange of set pattern lattice;
(4)Welding:By step(3)The flange for rolling completion is welded, and when welding, is opened V-type cut reverse side gouge, is dug to just
Face is welded to connect position;
(5)Smoothing:Soldered flange is smoothed, extruding smoothing is carried out by extruder, then utilize sander into
Row flange periphery deburring is handled;
(6)Finished product forges:By step(5)Flange after smoothing carries out conducting forging processing, and forging temperature is 850 DEG C, forging time
For 2min, it is then placed in the environment that temperature is 35 DEG C and carries out quenching treatment, processing time 1min;
(7)Lathe process:The flange that finished product forging is completed is subjected to lathe process, by endoporus according to certain dimensioned, so
Flange is subjected to end hole afterwards, drilling hole amount is 4, and novel flange is manufactured and completed after drilling is completed.
Embodiment two:
A kind of manufacturing process of novel flange, a kind of manufacturing process of novel flange include the following steps:
(1)Sorting:It is spare to choose the steel plate that thickness is 100mm;
(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, and forging is divided into three phases, first stage forging temperature
It it is 900 DEG C, forging time 18s, second stage forging temperature is 780 DEG C, forging time 20s, phase III forging temperature
It it is 925 DEG C, forging time 15s, forging is cooled down after completing, and cooling temperature is 27 DEG C;
(3)It rolls:By step(2)Progress flange rolls among the steel plate that forging is completed is delivered to flange bushing machine, and it is one to roll
The flange of set pattern lattice;
(4)Welding:By step(3)The flange for rolling completion is welded, and when welding, is opened V-type cut reverse side gouge, is dug to just
Face is welded to connect position;
(5)Smoothing:Soldered flange is smoothed, extruding smoothing is carried out by extruder, then utilize sander into
Row flange periphery deburring is handled;
(6)Finished product forges:By step(5)Flange after smoothing carries out conducting forging processing, and forging temperature is 880 DEG C, forging time
For 3min, it is then placed in the environment that temperature is 45 DEG C and carries out quenching treatment, processing time 2min;
(7)Lathe process:The flange that finished product forging is completed is subjected to lathe process, by endoporus according to certain dimensioned, so
Flange is subjected to end hole afterwards, drilling hole amount is 12, and novel flange is manufactured and completed after drilling is completed.
Embodiment three:
A kind of manufacturing process of novel flange, a kind of manufacturing process of novel flange include the following steps:
(1)Sorting:It is spare to choose the steel plate that thickness is 80mm;
(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, and forging is divided into three phases, first stage forging temperature
It it is 890 DEG C, forging time 17s, second stage forging temperature is 765 DEG C, forging time 19s, phase III forging temperature
It it is 918 DEG C, forging time 14s, forging is cooled down after completing, and cooling temperature is 26 DEG C;
(3)It rolls:By step(2)Progress flange rolls among the steel plate that forging is completed is delivered to flange bushing machine, and it is one to roll
The flange of set pattern lattice;
(4)Welding:By step(3)The flange for rolling completion is welded, and when welding, is opened V-type cut reverse side gouge, is dug to just
Face is welded to connect position;
(5)Smoothing:Soldered flange is smoothed, extruding smoothing is carried out by extruder, then utilize sander into
Row flange periphery deburring is handled;
(6)Finished product forges:By step(5)Flange after smoothing carries out conducting forging processing, and forging temperature is 865 DEG C, forging time
For 2.5min, it is then placed in the environment that temperature is 40 DEG C and carries out quenching treatment, processing time 1.5min;
(7)Lathe process:The flange that finished product forging is completed is subjected to lathe process, by endoporus according to certain dimensioned, so
Flange is subjected to end hole afterwards, drilling hole amount is 8, and novel flange is manufactured and completed after drilling is completed.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (1)
1. a kind of manufacturing process of novel flange, it is characterised in that:A kind of manufacturing process of novel flange includes following step
Suddenly:
(1)Sorting:It is spare to choose the steel plate that thickness is 60-100mm;
(2)Forging:By step(1)The steel plate of selection carries out conducting forging processing, and forging is divided into three phases, first stage forging temperature
It is 880-900 DEG C, forging time 15-18s, second stage forging temperature is 750-780 DEG C, forging time 18-20s, the
Three stage forging temperatures are 910-925 DEG C, forging time 13-15s, and forging is cooled down after completing, cooling temperature 25-
27℃;
(3)It rolls:By step(2)Progress flange rolls among the steel plate that forging is completed is delivered to flange bushing machine, and it is one to roll
The flange of set pattern lattice;
(4)Welding:By step(3)The flange for rolling completion is welded, and when welding, is opened V-type cut reverse side gouge, is dug to just
Face is welded to connect position;
(5)Smoothing:Soldered flange is smoothed, extruding smoothing is carried out by extruder, then utilize sander into
Row flange periphery deburring is handled;
(6)Finished product forges:By step(5)Flange after smoothing carries out conducting forging processing, and forging temperature is 850-880 DEG C, forging
Time is 2-3min, is then placed in the environment that temperature is 35-45 DEG C and carries out quenching treatment, processing time 1-2min;
(7)Lathe process:The flange that finished product forging is completed is subjected to lathe process, by endoporus according to certain dimensioned, so
Flange is subjected to end hole afterwards, drilling hole amount is 4-12, and novel flange is manufactured and completed after drilling is completed.
Priority Applications (1)
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CN201810187523.XA CN108571629A (en) | 2018-03-07 | 2018-03-07 | A kind of manufacturing process of novel flange |
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CN201810187523.XA CN108571629A (en) | 2018-03-07 | 2018-03-07 | A kind of manufacturing process of novel flange |
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CN108571629A true CN108571629A (en) | 2018-09-25 |
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CN201810187523.XA Pending CN108571629A (en) | 2018-03-07 | 2018-03-07 | A kind of manufacturing process of novel flange |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111376119A (en) * | 2020-04-27 | 2020-07-07 | 赵大为 | Stainless steel flange batch processing method |
CN112518244A (en) * | 2020-11-23 | 2021-03-19 | 河北鑫泰重工有限公司 | Manufacturing process of novel flange |
CN112792511A (en) * | 2021-01-11 | 2021-05-14 | 洪岸彬 | Production and machining process of high-precision flange plate |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102528384A (en) * | 2010-12-23 | 2012-07-04 | 浙江旺灵法兰管件有限公司 | Large-caliber flange rolling process |
CN102642120A (en) * | 2012-05-02 | 2012-08-22 | 兰溪市同力机械有限公司 | Manufacturing process of dining-table support supporting arm |
CN102699637A (en) * | 2012-06-26 | 2012-10-03 | 江苏金源锻造股份有限公司 | Process for forging main shaft flange of wind driven generator |
CN103286521A (en) * | 2012-02-27 | 2013-09-11 | 山西天宝风电法兰有限公司 | Forging technology of oval wind-power door frame flange |
CN106475503A (en) * | 2016-10-21 | 2017-03-08 | 宝鸡市永盛泰钛业有限公司 | A kind of manufacture method of titanium forged flange threeway |
CN106624625A (en) * | 2016-11-18 | 2017-05-10 | 江苏力野精工科技有限公司 | Flange plate processing method |
-
2018
- 2018-03-07 CN CN201810187523.XA patent/CN108571629A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102528384A (en) * | 2010-12-23 | 2012-07-04 | 浙江旺灵法兰管件有限公司 | Large-caliber flange rolling process |
CN103286521A (en) * | 2012-02-27 | 2013-09-11 | 山西天宝风电法兰有限公司 | Forging technology of oval wind-power door frame flange |
CN102642120A (en) * | 2012-05-02 | 2012-08-22 | 兰溪市同力机械有限公司 | Manufacturing process of dining-table support supporting arm |
CN102699637A (en) * | 2012-06-26 | 2012-10-03 | 江苏金源锻造股份有限公司 | Process for forging main shaft flange of wind driven generator |
CN106475503A (en) * | 2016-10-21 | 2017-03-08 | 宝鸡市永盛泰钛业有限公司 | A kind of manufacture method of titanium forged flange threeway |
CN106624625A (en) * | 2016-11-18 | 2017-05-10 | 江苏力野精工科技有限公司 | Flange plate processing method |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111376119A (en) * | 2020-04-27 | 2020-07-07 | 赵大为 | Stainless steel flange batch processing method |
CN111376119B (en) * | 2020-04-27 | 2021-05-07 | 浙江大隆特材有限公司 | Stainless steel flange batch processing method |
CN112518244A (en) * | 2020-11-23 | 2021-03-19 | 河北鑫泰重工有限公司 | Manufacturing process of novel flange |
CN112792511A (en) * | 2021-01-11 | 2021-05-14 | 洪岸彬 | Production and machining process of high-precision flange plate |
CN112792511B (en) * | 2021-01-11 | 2022-04-08 | 山西天宝集团有限公司 | Production and machining process of high-precision flange plate |
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Application publication date: 20180925 |