CN106984796A - The residual core method for cleaning of ductile iron pipe bellmouth - Google Patents
The residual core method for cleaning of ductile iron pipe bellmouth Download PDFInfo
- Publication number
- CN106984796A CN106984796A CN201710247908.6A CN201710247908A CN106984796A CN 106984796 A CN106984796 A CN 106984796A CN 201710247908 A CN201710247908 A CN 201710247908A CN 106984796 A CN106984796 A CN 106984796A
- Authority
- CN
- China
- Prior art keywords
- iron pipe
- ductile iron
- tracheae
- bellmouth
- blowing sand
- 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.)
- Granted
Links
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 74
- 238000004140 cleaning Methods 0.000 title claims abstract description 29
- 239000004576 sand Substances 0.000 claims abstract description 41
- 238000007664 blowing Methods 0.000 claims abstract description 32
- 239000008188 pellet Substances 0.000 claims abstract description 4
- 238000000498 ball milling Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 238000000137 annealing Methods 0.000 description 5
- 238000010926 purge Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000000078 Claw Anatomy 0.000 description 1
- 206010011376 Crepitations Diseases 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/001—Removing cores
- B22D29/005—Removing cores by vibrating or hammering
Abstract
The residual core method for cleaning of ductile iron pipe bellmouth of the present invention comprises the following steps：The two ends of the ductile iron pipe cast are individually positioned in two groups of support roller groups, ductile iron pipe is caused to produce vibrations by the whirling vibration of at least one set of support roller group, simultaneously arrange at least one beche beaten to ductile iron pipe on the length direction along ductile iron pipe, beche is beaten so that the residual core of bulk in ductile iron pipe bellmouth drops；Stretched into from one end of ductile iron pipe bellmouth equipped with the tracheae of blowing sand for taking off plate, tracheae of blowing sand is installed on dolly, tracheae of blowing sand is parallel to the tracheae of ductile iron pipe center line, blow sand tracheae front end equipped with taking off plate, blow sand tracheae by lowering or hoisting gear relative to 10 ° -10 ° of ductile iron pipe centerline dip, tracheae of blowing sand is moved along the direction parallel to ductile iron pipe center line, is taken off plate and is taken the residual pellet remained in ductile iron pipe out of；Pressure-air is blown out from tracheae of blowing sand, the residue in ductile iron pipe bellmouth and straight length is purged clean.
Description
Technical field
The present invention relates to a kind of method for cleaning of cast tube, particularly a kind of residual core method for cleaning of ductile iron pipe bellmouth.
Background technology
During current cast tube industry production ductile iron pipe casting, the end of bellmouth is stifled, and use is all core.But in the casting of pipe
Make link and all do not carry out residual core thorough cleaning, residual sand such as can be formed in high annealing without thorough cleaning stays in annealing furnace
It is interior, to annealing furnace band very big unfavorable factor.Existing joint-stock company Wuan industrial area our department, ductile iron pipe production is existing more than 20 years
But the residual sand of the cast tube sockets produced after centrifugation is manually purged always, the artificial purging big position of labor intensity is again before annealing furnace
Environment is extremely hot.Because labor intensity is big, environment is extremely hot, and one, the post people that blows sand can not adhere to a class.Current stokehold is blown sand work
Everyone half an hour one changes shifts with the people of stokehold room operation two, substitutes dry；Work of blowing sand simultaneously is often scalded by the hot sand of splashing.Simultaneously
Every pipe must be purged again, now urgently need, to equipment of blowing sand before cast tube portion annealing furnace, to carry out technology and equipment
Innovation, progressively breaks away from that cast tube portion workman's condition of work is arduous, is difficult the image of recruitment.
The content of the invention
Present invention aims to overcome that the problem of core of existing ductile iron pipe female end is difficult to thorough cleaning,
And provide a kind of ductile iron pipe bellmouth residual core method for cleaning.
In order to complete present invention purpose, the application uses following technical scheme：
A kind of residual core method for cleaning of ductile iron pipe bellmouth of the present invention, wherein：It comprises the following steps：
(1) two ends of the ductile iron pipe cast are individually positioned in two groups of support roller groups, pass through at least one set of support roller group
Whirling vibration cause ductile iron pipe produce vibrations, while arranging at least one to ball on the length direction along ductile iron pipe
The beche that black cast tube is beaten, beche beats so that the residual core of bulk in ductile iron pipe bellmouth drops,
(2) stretched into from one end of ductile iron pipe bellmouth equipped with the tracheae of blowing sand for taking off plate, tracheae of blowing sand is installed on dolly,
Tracheae of blowing sand is parallel to the tracheae of ductile iron pipe center line, and the front end for tracheae of blowing sand is equipped with plate is taken off, and tracheae of blowing sand passes through lifting
Device is relative to -10 ° -10 ° of ductile iron pipe centerline dip, and tracheae of blowing sand is along the direction parallel to ductile iron pipe center line
It is mobile, take off plate and take the residual pellet remained in ductile iron pipe out of；
(3) pressure-air is blown out from tracheae of blowing sand, the residue in ductile iron pipe bellmouth and straight length is purged clean；
A kind of residual core method for cleaning of ductile iron pipe bellmouth of the present invention, wherein：The support roller group is placed in parallel wheel by two
Son composition, wherein at least one wheel is driven by motor to be rotated, and ductile iron pipe is placed on two wheels, by two wheels
Support and drive it to rotate, there is raised or groove at least one wheel so that ductile iron pipe produces 10-50 beats/min
Vibrations；
A kind of residual core method for cleaning of ductile iron pipe bellmouth of the present invention, wherein：Support roller group close to ball milling cast tube sockets is high
Degree is less than the support roller group height close to ball milling cast tube socket；
A kind of residual core method for cleaning of ductile iron pipe bellmouth of the present invention, wherein：The pressure-air blown out from tracheae of blowing sand
Pressure is 2-5 atmospheric pressure；
A kind of residual core method for cleaning of ductile iron pipe bellmouth of the present invention, wherein：The beche is with 5-10 beats/min of frequency
Rate beats ductile iron pipe, and the power beaten of beche must not make ductile iron pipe produce plastic deformation.
The residual core method for cleaning of ductile iron pipe bellmouth of the present invention is to beat progress by support roller whirling vibration and Pneumatic hammering
Dropping for the residual core of cast tube sockets bulk, it is then by pressure-air that the residual husky purging in bellmouth and straight length is clean again.This hair
Bright method has advantages below with existing method：
(1), increase pipe automatic rotary asks wheel, and wheel face contact with pipe carries groove, and generation is vibrated when pipe is rotated；
Ensure that pipe is put into reduce in support roller simultaneously to collide with.Prevent hot pipe from producing outer hole crackle.
(2) tracheae of, blowing sand is movable using oil cylinder pushing dolly, adjustable angle of blowing sand.
(3), socket support roller, which can be lifted, pours out the residual core of bulk, and dolly drives purging tracheae to carry out automatic blowing, is provided simultaneously with
The residual sand cleaning of bulk claws function.
(4) mechanical arrangement and automatic configuration, are solved in the confined space, it is ensured that the high stability of reforming equipment, once
Failure can cause completely to stop production；Equipment failure state is provided simultaneously with to meet an urgent need pipe device.
(5), the residual core of bellmouth and residual husky cleaning are all integrated and realize automation in same station.
Brief description of the drawings
Fig. 1 is the schematic diagram of the residual core method for cleaning of ductile iron pipe bellmouth of the present invention.
In Fig. 1, label 1 is ductile iron pipe；Label 2 is to take off plate；Label 3 is tracheae of blowing sand；Label 4 is lowering or hoisting gear；
Label 5 is dolly；Label 6 is wheel.
Embodiment
As shown in figure 1, a kind of residual core method for cleaning of ductile iron pipe bellmouth of the application comprises the following steps：
(1) two ends of the ductile iron pipe 1 cast are individually positioned in two groups of support roller groups, support roller group parallel is put by two
Put wheel 6 to constitute, wherein at least one wheel 6 is driven by motor to be rotated, and ductile iron pipe 1 is placed on two wheels 6, by
Two wheels 6 support and drive it to rotate, and have raised or groove at least one wheel 6, pass through at least one set of support roller group
Whirling vibration causes the vibrations that ductile iron pipe produces 10-50 beats/min, is highly less than close to the support roller group of ball milling cast tube sockets and leans on
The support roller group height of nearly ball milling cast tube socket, while arranging at least one to spheroidal graphite on the length direction along ductile iron pipe 1
The beche that cast tube is beaten, beche beats ductile iron pipe, the power beaten of beche with 5-10 beats/min of frequency
Ductile iron pipe must not be made to produce plastic deformation, beche beats so that the residual core of bulk in ductile iron pipe bellmouth drops；
(2) stretched into from one end of ductile iron pipe bellmouth equipped with the tracheae 3 of blowing sand for taking off plate 2, tracheae 3 of blowing sand is installed in dolly
On 4, tracheae 3 of blowing sand is parallel to the tracheae of the center line of ductile iron pipe 1, and the front end for tracheae 3 of blowing sand, which is equipped with, takes off plate 2, tracheae 3 of blowing sand
By lowering or hoisting gear 4 relative to -10 ° -10 ° of 1 centerline dip of ductile iron pipe, tracheae 3 of blowing sand is along parallel to ductile iron pipe 1
The direction movement of center line, takes off plate 2 and takes the residual pellet remained in ductile iron pipe 1 out of；
(3) from blow sand tracheae 3 blow out 2-5 atmospheric pressure pressure-air, by ductile iron pipe bellmouth with it is residual in straight length
Slag purging is clean.
Above description is explanation of the invention, is not the restriction to invention, limited range of the present invention is referring to right
It is required that, in the case of the spirit without prejudice to the present invention, the present invention can make any type of modification.
Claims (5)
1. a kind of residual core method for cleaning of ductile iron pipe bellmouth, it is characterised in that：It comprises the following steps：
(1) two ends of the ductile iron pipe cast are individually positioned in two groups of support roller groups, pass through the rotation of at least one set of support roller group
Rotational oscillation is dynamic to cause ductile iron pipe to produce vibrations, while arranging that at least one casts to spheroidal graphite on the length direction along ductile iron pipe
The beche that pipe is beaten, beche beats so that the residual core of bulk in ductile iron pipe bellmouth drops,
(2) stretched into from one end of ductile iron pipe bellmouth equipped with the tracheae of blowing sand for taking off plate, tracheae of blowing sand is installed on dolly, blown sand
Tracheae is parallel to the tracheae of ductile iron pipe center line, and the front end for tracheae of blowing sand is equipped with plate is taken off, and tracheae of blowing sand passes through lowering or hoisting gear
Relative to -10 ° -10 ° of ductile iron pipe centerline dip, tracheae of blowing sand is moved along the direction parallel to ductile iron pipe center line,
Plate is taken off to take the residual pellet remained in ductile iron pipe out of；
(3) pressure-air is blown out from tracheae of blowing sand, the residue in ductile iron pipe bellmouth and straight length is purged clean.
2. the residual core method for cleaning of ductile iron pipe bellmouth as claimed in claim 1, it is characterised in that：The support roller group is flat by two
Row places wheel composition, and wherein at least one wheel is driven by motor to be rotated, and ductile iron pipe is placed on two wheels, by
Two wheel supports simultaneously drive it to rotate, and have raised or groove at least one wheel so that ductile iron pipe produces 10-50
Beat/min vibrations.
3. the residual core method for cleaning of ductile iron pipe bellmouth as claimed in claim 2, it is characterised in that：Close to ball milling cast tube sockets
Support roller group is highly less than the support roller group height close to ball milling cast tube socket.
4. the residual core method for cleaning of ductile iron pipe bellmouth as claimed in claim 3, it is characterised in that：From the height for tracheae blowout of blowing sand
It is 2-5 atmospheric pressure to press the pressure of air.
5. the residual core method for cleaning of ductile iron pipe bellmouth as claimed in claim 4, it is characterised in that：The beche is with 5-10
Beat/min frequency beat ductile iron pipe, the power beaten of beche must not make ductile iron pipe produce plastic deformation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247908.6A CN106984796B (en) | 2017-04-17 | 2017-04-17 | The residual core method for cleaning of ductile iron pipe bellmouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247908.6A CN106984796B (en) | 2017-04-17 | 2017-04-17 | The residual core method for cleaning of ductile iron pipe bellmouth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106984796A true CN106984796A (en) | 2017-07-28 |
| CN106984796B CN106984796B (en) | 2019-02-01 |
Family
ID=59415533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710247908.6A Active CN106984796B (en) | 2017-04-17 | 2017-04-17 | The residual core method for cleaning of ductile iron pipe bellmouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106984796B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817342A (en) * | 2018-06-30 | 2018-11-16 | 禹州市新光铸造有限公司 | A kind of automatic sand-aerating apparatus of cast tube |
| CN110918948A (en) * | 2019-12-20 | 2020-03-27 | 六安七茗道机电科技有限公司 | Be applied to fashioned sand mo (u) ld machine of cast member |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03297552A (en) * | 1990-04-13 | 1991-12-27 | Honda Motor Co Ltd | Method for removing sand in casting product |
| CN1282640A (en) * | 1999-07-29 | 2001-02-07 | 阿姆斯泰德工业公司 | Cleanout device for tube core |
| JP2002192329A (en) * | 2000-12-28 | 2002-07-10 | Kubota Corp | Apparatus for removing core sand of casting tube |
| CN201470865U (en) * | 2009-09-03 | 2010-05-19 | 荆门航特有色金属铸造有限公司 | High-pressure water based sand core sand cleaning device |
| CN102407315A (en) * | 2011-11-14 | 2012-04-11 | 山西省高平市泫氏铸业有限公司 | Pipe die inner wall cleaning device and method of using same |
| CN203330373U (en) * | 2013-07-05 | 2013-12-11 | 新兴铸管股份有限公司 | Automatic grit blasting device |
| CN103448150A (en) * | 2013-08-30 | 2013-12-18 | 新兴铸管股份有限公司 | Device for removing cement lining of spherical-graphite cast-iron pipe |
| CN203495194U (en) * | 2013-08-14 | 2014-03-26 | 上海嘉朗实业有限公司 | Tool for cleaning sand in aluminum bent pipe |
| CN104785760A (en) * | 2015-05-06 | 2015-07-22 | 新兴铸管股份有限公司 | Automatic residual sand cleaning device for nodular cast iron pipe bell end |
-
2017
- 2017-04-17 CN CN201710247908.6A patent/CN106984796B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03297552A (en) * | 1990-04-13 | 1991-12-27 | Honda Motor Co Ltd | Method for removing sand in casting product |
| CN1282640A (en) * | 1999-07-29 | 2001-02-07 | 阿姆斯泰德工业公司 | Cleanout device for tube core |
| JP2002192329A (en) * | 2000-12-28 | 2002-07-10 | Kubota Corp | Apparatus for removing core sand of casting tube |
| CN201470865U (en) * | 2009-09-03 | 2010-05-19 | 荆门航特有色金属铸造有限公司 | High-pressure water based sand core sand cleaning device |
| CN102407315A (en) * | 2011-11-14 | 2012-04-11 | 山西省高平市泫氏铸业有限公司 | Pipe die inner wall cleaning device and method of using same |
| CN203330373U (en) * | 2013-07-05 | 2013-12-11 | 新兴铸管股份有限公司 | Automatic grit blasting device |
| CN203495194U (en) * | 2013-08-14 | 2014-03-26 | 上海嘉朗实业有限公司 | Tool for cleaning sand in aluminum bent pipe |
| CN103448150A (en) * | 2013-08-30 | 2013-12-18 | 新兴铸管股份有限公司 | Device for removing cement lining of spherical-graphite cast-iron pipe |
| CN104785760A (en) * | 2015-05-06 | 2015-07-22 | 新兴铸管股份有限公司 | Automatic residual sand cleaning device for nodular cast iron pipe bell end |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817342A (en) * | 2018-06-30 | 2018-11-16 | 禹州市新光铸造有限公司 | A kind of automatic sand-aerating apparatus of cast tube |
| CN110918948A (en) * | 2019-12-20 | 2020-03-27 | 六安七茗道机电科技有限公司 | Be applied to fashioned sand mo (u) ld machine of cast member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106984796B (en) | 2019-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106984796A (en) | The residual core method for cleaning of ductile iron pipe bellmouth | |
| CN203486441U (en) | Dry quenching double-fork chute device | |
| CN209476856U (en) | A kind of efficient pneumatic steelmaking flue cleaning device | |
| CN101700571B (en) | Nozzle-shaped airflow guiding device used for cooling large-sized annular cast | |
| CN206287318U (en) | A kind of fixture that mould emptier is processed for light building material | |
| CN102765185A (en) | Embryo clamping mechanical hand | |
| CN215279039U (en) | Gas cylinder centre gripping sweeps device | |
| CN105903964B (en) | 3D printing equipment with duplexing bit architecture | |
| CN209427475U (en) | A kind of vehicle-mounted cinder ladle lid headstock gear | |
| CN209115409U (en) | A kind of blower being easily installed protective net | |
| CN106738279A (en) | A kind of fixture that mould emptier is processed for light building material | |
| CN106914313A (en) | A kind of efficient ball mill | |
| CN105674752A (en) | Tap-hole opening and plugging device for calcium carbide furnace | |
| CN102102945A (en) | Kiln head cover of rotary kiln | |
| CN101691026A (en) | Automatic wind-power tower drum outer wall sand blasting machine | |
| CN214115615U (en) | Rotary type blowing and slag removing device assembly | |
| CN203024571U (en) | Differential kiln provided with bearing capable of cooling and deashing automatically | |
| CN204630367U (en) | A kind of alloy holding furnace slag hole device of safety and stability | |
| CN211170743U (en) | Slag removing device for increasing service cycle of converter oxygen lance | |
| KR101696624B1 (en) | Maintenance Jig for kneader manufacturing FINEX coal briquet | |
| CN207642152U (en) | A kind of Minitype punching mould liftout attachment | |
| CN105274283A (en) | Dust hood of ladle wire feeder | |
| KR20090072488A (en) | Relining method of blast furnace | |
| CN203487204U (en) | Dust removal device of wire annealing machine | |
| CN214770162U (en) | Hot rolling heating furnace water-cooling sleeve dismounting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |