CN104550818A - Horizontal centrifugal casting machine - Google Patents
Horizontal centrifugal casting machine Download PDFInfo
- Publication number
- CN104550818A CN104550818A CN201510049068.3A CN201510049068A CN104550818A CN 104550818 A CN104550818 A CN 104550818A CN 201510049068 A CN201510049068 A CN 201510049068A CN 104550818 A CN104550818 A CN 104550818A
- Authority
- CN
- China
- Prior art keywords
- end cap
- return port
- casting device
- type tube
- boss
- 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
- 238000009750 centrifugal casting Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 239000010425 asbestos Substances 0.000 claims description 6
- 229910052895 riebeckite Inorganic materials 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 description 29
- 238000005266 casting Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 238000005457 optimization Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000011435 rock 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
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/02—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis
- B22D13/023—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis the longitudinal axis being horizontal
Abstract
The invention discloses a horizontal centrifugal casting machine comprising a cylinder horizontally arranged. Two pairs of carrier wheels provided pairwise below support the cylinder and drive the cylinder to rotate; the carrier wheels are connected with a power device and driven by the same; end covers in ring shapes are arranged at two ends of the inside of the cylinder. The horizontal centrifugal casting machine is characterized in that the outer end of each end cover is provided with an extension part, in a tubular shape, extending out along the axial direction, the outer end of each extension part exceeds the end face of the cylinder, the outer end of each extension part is provided with a guide flange extending in the radial direction, the outer end of each extension part is fixedly sleeved with a protective cover in a hollow ring structure, the flanges are arranged within the protective covers, and the center of the outer side of each protective cover is provided with an opening, facing the outer end of the corresponding extension part. The horizontal centrifugal casting machine is simple in structure; molten steel spattering or leakage is well avoided for the cylinder.
Description
Technical field
The present invention relates to a kind of Casting Equipment field, particularly relate to a kind of horizontal type centrifugal-casting device.
Background technology
Centrifugal casting machine is that one utilizes centrifugal force, and molten metal enters in the type tube of High Rotation Speed, under centrifugal action cool, shaping with the Casting Equipment obtaining metal casting.Wherein, horizontal casting machine is a kind of typical centrifugal casting machine, is mainly used in pouring into a mould various tubular cast.Existing horizontal casting machine primary structure is for comprising horizontally disposed type tube, and supported by the support roller arranged in pairs and reliable support roller driven rotary below type tube, support roller is connected with power set and leans on it to drive, and the inner two ends place of type tube is provided with the end cap of annular.Wherein the centrifugal rotational power of type tube provides mainly through the frictional force between type tube and support roller, it is linear contact lay between type tube and support roller, linear contact lay Area comparison is little, the frictional force provided is smaller, therefore the speed of the centrifugal motion of type tube of the prior art is limited, during as occurred that rotating speed can not meet the shaping speed demand of pipe fitting.In casting production process; casting liquid in type tube will overflow the end cap of type tube both sides and spatter steel or bleed-out not because of centrifugal force; and; type tube of the prior art is when high-speed rotation; axial constraint is less even not to be had, and type tube often can jump on support roller, fluctuates larger; there is certain impact, also make molten steel overflow type tube end cap unavoidably and spatter steel.Liquid of even casting in operating process casting excessive or do operation human users rock improper causing, its huge heat energy of molten steel and the kinetic energy impact under centrifugal action, also can cause spattering steel or bleed-out accident.When accident produces, light side produces the steel bonding of end cap type tube, affects follow-up demoulding work.Heavy then molten steel splashes or steel bonding damage end cap or type tube even foundry goods scrap.And when spattering steel and bleed-out accident, serious harm operating personnel personal safety especially.
In the prior art, end cap and the type tube at type tube two ends form forming cavity jointly, mainly protect by the containment vessel outside casting machine when spattering steel or bleed-out generation.But also just protect the personal safety of operating personnel when spattering steel or bleed-out.Do not solve the protection question how protecting and spatter equipment itself when steel or bleed-out occur and have an accident.As the problem etc. that the follow-up demoulding is even scrapped because steel bonding affects such as end cap, type tube.In addition, in existing horizontal centrifugal casting machine, end cap is usually mainly only made up of metallic plate, and flameproof protection effect is poor, easily burns, and then causes and spatter steel or bleed-out.
How improving the structure problem of centrifugal casting machine in above prior art, improve Casting Equipment security, is those skilled in that art's technical problems urgently to be resolved hurrily.
Summary of the invention
For above-mentioned the deficiencies in the prior art, technical problem to be solved by this invention is: how to provide a kind of structure simple, type tube can be avoided well to spatter the horizontal type centrifugal-casting device of steel or bleed-out accident.
In order to solve the problems of the technologies described above, present invention employs following technical scheme:
A kind of horizontal type centrifugal-casting device, comprise horizontally disposed type tube, supported and reliable support roller driven rotary by the two pairs of support rollers arranged in pairs below type tube, support roller is connected with power set and leans on it to drive, the inner two ends place of type tube is provided with the overall end cap in annular, it is characterized in that, outside described end cap, port has the extension that an entirety of the formation that stretches out vertically is tubular, extension outer end outwards exceeds type tube endface position, and port, extension outer end has the guide flange radially extended to form, port, extension outer end is the sheathed protective cover being fixed with a hollow circular structure also, described guide flange is positioned at protective cover and protective cover lateral surface center is just provided with opening to extension outer end port.
In this device, port outside end cap is extended outward type tube port position and is provided with guide flange, like this, after cast metal liquid flows out from end cap mouth, can along guide flange from radially outward throwing away, and collected by protective cover, and then avoid molten metal splashing hurt sb.'s feelings or spill rear steel bonding damage end cap phenomenon occur, ensure production safety.
As optimization, described guide flange outer end face is annularly evenly distributed with the drainage trough be disposed radially.Like this, the molten metal of outflow can radially guide by drainage trough better.
Better selection is, the tubaeform and adjacent bellmouth entrance that drainage trough entry position is set to extend out is connected at end cap external port place.The molten metal that can flow out the whole port periphery of end cap so is all received by drainage trough and makes it radially flow out.Drainage trough is made to reach drainage effect better.
As optimization, described end cap comprises end cap body and is arranged at the refractory masses of the inner end face of end cap body and inner surface (when specifically implementing, guide flange outer end face is also provided with refractory masses, drainage trough is formed thereon), the refractory masses surface of the inner end face of end cap body is also provided with one deck asbestos backing plate.Like this, the protective refractory of end cap can be improved, avoid end cap to be burned, improve protective action.
As optimization, described end cap and asbestos pad board connect and are limited between a circle alignment pin that a step of the inner side of type tube inner chamber and the annularly uniform of outer side be plugged in type tube inner ring wall pin-and-hole.
Like this, end cap by step and alignment pin clamping spacing, the fixed installation of end cap can be realized better, reach the effect of easy disassembly.
As optimization, described end cap body is that the second steel beam column of tubular and ringwise 3rd steel beam column of entirety that is positioned at outer fix weld and obtain by ringwise first steel beam column of the entirety being positioned at inner side, the entirety that is positioned at medium position, and described first steel beam column inner surface has an annular holding tank.
Like this, the production of convenient end cap body, and improve the bond strength between end cap body and refractory masses, improve end cap flameproof effect.
As optimization, described end cap inner surface also compartment of terrain convexes to form the boss of three ring shapes.Like this, three road boss play the effect of obstruct, can prevent molten metal from outwards flowing out from end cap inner surface better.
Further, described outermost one encloses on boss and is provided with the return port of connection boss lateral surface to medial surface, and return port is obliquely installed and is positioned at the aperture of boss lateral surface for distance aperture, Geng Jin one end, type tube axle center.
Like this, due to outermost one, to enclose lug boss position molten metal strength outwardly smaller, position arranges return port herein, the molten metal of boss lateral surface can be back to inner side under the effect of centrifugal force component outside boss through the return port be obliquely installed, avoid molten metal better excessive.
As optimization, described return port is overall tapered and the aperture being positioned at boss lateral surface is larger diameter end.Like this, such return port inside can lean on the change in aperture to form pressure reduction, make molten metal the active force that return port exit springs up outside outlet be greater than molten metal on boss medial surface outwardly time pour into the active force of return port, guarantee reflowing result better.
As optimization, the aperture that described return port is positioned at boss lateral surface is obliquely installed, and this edge, Geng Jin side, orifice distance type tube axle center is positioned at more by inner position, and opposite side edge is positioned at more outer position.Like this, can ensure that the molten metal of boss lateral surface can flow into from return port better in hole, avoid molten metal to cross return port outwardly, ensure reflowing result.
As optimization, described outermost one return port enclosed on boss is provided with multiple and to be evenly arranged in the circumferential be a circle, and is provided with a circle backflash on the boss lateral surface of return port position, and return port is positioned at backflash.Like this, molten metal is introduced in backflash, and then enters return port from backflash, this makes it possible to ensure that molten metal enters into return port better, ensures the formation of return port pressure at inlet, ensures reflowing result.
In sum, it is simple that this device has structure, and type tube can be avoided well to spatter the advantage of steel or bleed-out accident.
Accompanying drawing explanation
Fig. 1 is the structural representation of preferred embodiment for the present invention structure.
Fig. 2 is the enlarged diagram of return port position, A place in Fig. 1.
Fig. 3 is the side view at independent guide flange place in Fig. 1.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in further detail.
During concrete enforcement: as Figure 1-3, a kind of horizontal type centrifugal-casting device, comprise horizontally disposed type tube 1, supported by the two pairs of support rollers 2 arranged in pairs below type tube 1 and reliable support roller driven rotary, support roller 2 is connected with power set 3 and leans on it to drive, type tube 1 inner two ends place is provided with the overall end cap 4 in annular, outside described end cap 4, port has the extension that an entirety of the formation that stretches out vertically is tubular, extension outer end outwards exceeds type tube endface position, and port, extension outer end has the guide flange 5 radially extended to form, port, extension outer end is the sheathed protective cover 6 being fixed with a hollow circular structure also, described guide flange 5 is positioned at protective cover 6 and protective cover 6 lateral surface center is just provided with opening to extension outer end port.
Like this port outside end cap extended outward type tube port position and be provided with guide flange, during casting after cast metal liquid flows out from end cap mouth, can along guide flange from radially outward throwing away, and collected by protective cover, and then avoid molten metal splashing hurt sb.'s feelings or spill rear steel bonding damage end cap phenomenon occur.
Wherein, described guide flange 5 outer end face is annularly evenly distributed with the drainage trough 7 be disposed radially.Like this, the molten metal of outflow can radially guide by drainage trough better.
Wherein, the tubaeform and adjacent bellmouth entrance that drainage trough 7 entry position is set to extend out is connected at end cap external port place.The molten metal that can flow out the whole port periphery of end cap so is all received by drainage trough and makes it radially flow out.Drainage trough is made to reach drainage effect better.
Wherein, when the refractory masses 42(that described end cap comprises end cap body 41 and is arranged at the inner end face of end cap body 41 and inner surface specifically implements, guide flange outer end face is also provided with refractory masses, drainage trough is formed thereon), refractory masses 42 surface of the inner end face of end cap body 41 is also provided with one deck asbestos backing plate 8.Like this, the protective refractory of end cap can be improved, avoid end cap to be burned, improve protective action.
Wherein, described end cap 4 and asbestos backing plate 8 clamping are limited between the circle alignment pin 9 that a step of the inner side of type tube inner chamber and the annularly uniform of outer side be plugged in type tube inner ring wall pin-and-hole.
Like this, end cap is spacing by step alignment pin, can realize the fixed installation of end cap better.
Wherein, described end cap body 41 is that the second steel beam column of tubular and ringwise 3rd steel beam column of entirety that is positioned at outer fix weld and obtain by ringwise first steel beam column of the entirety being positioned at inner side, the entirety that is positioned at medium position, and described first steel beam column inner surface has an annular holding tank.
Like this, the production of convenient end cap body, and improve the bond strength between end cap body and refractory masses, improve end cap flameproof effect.
Wherein, described end cap 4 inner surface also convexes to form the boss 10 of three ring shapes in compartment of terrain.Like this, three road boss play the effect of obstruct, can prevent molten metal from outwards flowing out from end cap inner surface better.
Wherein, described outermost one encloses on boss and is provided with the return port 11 of connection boss lateral surface to medial surface, and return port 11 is obliquely installed and is positioned at the aperture of boss lateral surface for distance aperture, Geng Jin one end, type tube axle center.
Like this, due to outermost one, to enclose lug boss position molten metal strength outwardly smaller, position arranges return port herein, the molten metal of boss lateral surface can be back to inner side under the effect of centrifugal force component outside boss through the return port be obliquely installed, avoid molten metal better excessive.
Wherein, described return port 11 is overall tapered and the aperture being positioned at boss lateral surface is larger diameter end.Like this, such return port inside can lean on the change in aperture to form pressure reduction, make molten metal the active force that return port exit springs up outside outlet be greater than molten metal on boss medial surface outwardly time pour into the active force of return port, guarantee reflowing result better.
Wherein, the aperture that described return port 11 is positioned at boss lateral surface is obliquely installed, and this edge, Geng Jin side, orifice distance type tube axle center is positioned at more by inner position, and opposite side edge is positioned at more outer position.Like this, can ensure that the molten metal of boss lateral surface can flow into from return port better in hole, avoid molten metal to cross return port outwardly, ensure reflowing result.
Wherein, described outermost one return port 11 enclosed on boss is provided with multiple and to be evenly arranged in the circumferential be a circle, and is provided with a circle backflash 12 on the boss lateral surface of return port position, and return port 11 is positioned at backflash 12.Like this, molten metal is introduced in backflash, and then enters return port from backflash, this makes it possible to ensure that molten metal enters into return port better, ensures the formation of return port pressure at inlet, ensures reflowing result.
Therefore the present invention to have structure simple, be convenient to dismounting, effectively can reduce centrifugal casting and spatter steel accident and occur, solve again in centrifugal casting process spatter steel even bleed-out time the equipment such as type tube and end cap protection question, the function of guarantee production safety.
Claims (10)
1. a horizontal type centrifugal-casting device, comprise horizontally disposed type tube, supported and reliable support roller driven rotary by the two pairs of support rollers arranged in pairs below type tube, support roller is connected with power set and leans on it to drive, the inner two ends place of type tube is provided with the overall end cap in annular, it is characterized in that, outside described end cap, port has the extension that an entirety of the formation that stretches out vertically is tubular, extension outer end outwards exceeds type tube endface position, and port, extension outer end has the guide flange radially extended to form, port, extension outer end is the sheathed protective cover being fixed with a hollow circular structure also, described guide flange is positioned at protective cover and protective cover lateral surface center is just provided with opening to extension outer end port.
2. horizontal type centrifugal-casting device as claimed in claim 1, it is characterized in that, described guide flange outer end face is annularly evenly distributed with the drainage trough be disposed radially.
3. horizontal type centrifugal-casting device as claimed in claim 1, it is characterized in that, described end cap comprises end cap body and is arranged at the refractory masses of the inner end face of end cap body and inner surface (when specifically implementing, guide flange outer end face is also provided with refractory masses, drainage trough is formed thereon), the refractory masses surface of the inner end face of end cap body is also provided with one deck asbestos backing plate.
4. horizontal type centrifugal-casting device as claimed in claim 3, it is characterized in that, described end cap and asbestos pad board connect and are limited between a circle alignment pin that a step of the inner side of type tube inner chamber and the annularly uniform of outer side be plugged in type tube inner ring wall pin-and-hole.
5. horizontal type centrifugal-casting device as claimed in claim 3, it is characterized in that, described end cap body is that the second steel beam column of tubular and ringwise 3rd steel beam column of entirety that is positioned at outer fix weld and obtain by ringwise first steel beam column of the entirety being positioned at inner side, the entirety that is positioned at medium position, and described first steel beam column inner surface has an annular holding tank.
6. horizontal type centrifugal-casting device as claimed in claim 1, it is characterized in that, described end cap inner surface also compartment of terrain convexes to form the boss of three ring shapes.
7. horizontal type centrifugal-casting device as claimed in claim 6, it is characterized in that, described outermost one encloses on boss and is provided with the return port of connection boss lateral surface to medial surface, and return port is obliquely installed and is positioned at the aperture of boss lateral surface for distance aperture, Geng Jin one end, type tube axle center.
8. horizontal type centrifugal-casting device as claimed in claim 7, is characterized in that, described return port is overall tapered and the aperture being positioned at boss lateral surface is larger diameter end.
9. horizontal type centrifugal-casting device as claimed in claim 7, it is characterized in that, the aperture that described return port is positioned at boss lateral surface is obliquely installed, and this edge, Geng Jin side, orifice distance type tube axle center is positioned at more by inner position, and opposite side edge is positioned at more outer position.
10. horizontal type centrifugal-casting device as claimed in claim 7, it is characterized in that, described outermost one return port enclosed on boss is provided with multiple and to be evenly arranged in the circumferential be a circle, and is provided with a circle backflash on the boss lateral surface of return port position, and return port is positioned at backflash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510049068.3A CN104550818B (en) | 2015-01-30 | 2015-01-30 | A kind of horizontal type centrifugal-casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510049068.3A CN104550818B (en) | 2015-01-30 | 2015-01-30 | A kind of horizontal type centrifugal-casting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104550818A true CN104550818A (en) | 2015-04-29 |
| CN104550818B CN104550818B (en) | 2016-09-07 |
Family
ID=53068480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510049068.3A Expired - Fee Related CN104550818B (en) | 2015-01-30 | 2015-01-30 | A kind of horizontal type centrifugal-casting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104550818B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480589A (en) * | 2018-04-08 | 2018-09-04 | 孟静 | Graphene composite material preparation facilities |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899020A (en) * | 1971-08-11 | 1975-08-12 | Hitachi Metals Ltd | Metal casting mold for centrifugal casting machine |
| JPS5711758A (en) * | 1980-06-26 | 1982-01-21 | Kanto Tokushu Seikou Kk | Mold for centrifugal casting |
| KR20130024198A (en) * | 2011-08-30 | 2013-03-08 | 현대제철 주식회사 | Stand for heating molten steel injection pipe of horizontal cenrifugal casting machine |
| CN203140718U (en) * | 2013-03-19 | 2013-08-21 | 滨州亚泰雅德动力配件有限公司 | Centrifugal casting machine protective cover |
| CN203664612U (en) * | 2013-12-27 | 2014-06-25 | 湘潭高耐合金制造有限公司 | Horizontal centrifugal casting machine for manufacturing continuous casting and rolling thin plate conveying roller |
-
2015
- 2015-01-30 CN CN201510049068.3A patent/CN104550818B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899020A (en) * | 1971-08-11 | 1975-08-12 | Hitachi Metals Ltd | Metal casting mold for centrifugal casting machine |
| JPS5711758A (en) * | 1980-06-26 | 1982-01-21 | Kanto Tokushu Seikou Kk | Mold for centrifugal casting |
| KR20130024198A (en) * | 2011-08-30 | 2013-03-08 | 현대제철 주식회사 | Stand for heating molten steel injection pipe of horizontal cenrifugal casting machine |
| CN203140718U (en) * | 2013-03-19 | 2013-08-21 | 滨州亚泰雅德动力配件有限公司 | Centrifugal casting machine protective cover |
| CN203664612U (en) * | 2013-12-27 | 2014-06-25 | 湘潭高耐合金制造有限公司 | Horizontal centrifugal casting machine for manufacturing continuous casting and rolling thin plate conveying roller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480589A (en) * | 2018-04-08 | 2018-09-04 | 孟静 | Graphene composite material preparation facilities |
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| Publication number | Publication date |
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| CN104550818B (en) | 2016-09-07 |
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Effective date of registration: 20210309 Address after: 400084 No. 2, Magnesium Bridge Road, Area A, Jianqiao Industrial Park, Dadukou District, Chongqing Patentee after: CHONGQING IRON & STEEL INSTITUTE Co.,Ltd. Address before: Three village 400080 Dadukou District of Chongqing weir building 1 No. 1 Patentee before: CHONGQING IRON & STEEL (GROUP)Co.,Ltd. |
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