CN106003389A - Exothermic welding crucible forming die - Google Patents
Exothermic welding crucible forming die Download PDFInfo
- Publication number
- CN106003389A CN106003389A CN201610542309.2A CN201610542309A CN106003389A CN 106003389 A CN106003389 A CN 106003389A CN 201610542309 A CN201610542309 A CN 201610542309A CN 106003389 A CN106003389 A CN 106003389A
- Authority
- CN
- China
- Prior art keywords
- mould
- exothermic welding
- crucible
- core
- cavity
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0008—Venting channels, e.g. to avoid vacuum during demoulding or allowing air to escape during feeding, pressing or moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses an exothermic welding crucible forming die. The exothermic welding crucible forming die comprises an outer die body with a first cavity formed inside and an inner die body partly contained in the first cavity. The inner die body comprises an inner die core contained in the first cavity. A plurality of exhaust holes arranged in order are formed in the surface of the inner die core. Exhaust plugs are arranged in the exhaust holes. By means of the exothermic welding crucible forming die, an exothermic welding single-use crucible with a protection layer can be efficiently and smoothly manufactured, and the functions of damp proofing, pressure resisting and breakage preventing are achieved for the crucible; the sand shooting forming effect is good, carrying is convenient, and the production problem that the crucible is not easy to form is solved; and the sand flow filling capability is guaranteed, and the production efficiency and forming effect are improved.
Description
[technical field]
The invention belongs to exothermic welding consumptive material field shaping technique, particularly relate to a kind of exothermic welding crucible and become
Mould.
[background technology]
The cast of rail exothermic welding is similar with the rule of casting with cooling procedure, so exothermic welding is also
It is referred to as cast welding.Single-use crucible is as reaction vessel important during cast welding, to ensureing that exothermic welding is suitable
Profit completes significant, is a kind of very important exothermic welding consumptive material.
Single-use crucible uses refractory material (usually quartz sand) through high-temperature baking curing molding, material
Matter is fragility material, frangible, hygroscopic makes moist.Frangible characteristic causes in transport and the process of carrying
In be easily damaged, thus during exothermic welding occur molten steel leakage danger.Crucible meeting after making moist
Have a strong impact on exothermic welding welding quality.These are all the drawbacks of common unshielded crucible, to exothermic welding
Application have adverse influence.
Along with rail exothermic welding product market demand gradually increases, customer requirement exothermic welding product is handed over
Delivery date is shorter and shorter, develops a kind of efficient crucible mould to improve the Forming Quality of Novel crucible
The most necessary with production efficiency.
[summary of the invention]
A kind of exothermic welding crucible mould of offer is provided, can be efficient, suitable
Profit make the exothermic welding Single-use crucible with overcoat, penetrate sand good forming effect, easy to carry.
The present invention is achieved through the following technical solutions above-mentioned purpose: a kind of exothermic welding crucible mould,
It includes being internally formed the external mold of the first cavity, the partial receipt interior mould in described first cavity,
Described interior mould includes the inner mould core being housed in described first cavity, if described inner mould core surface configuration has
The steam vent of dry ordered arrangement, is provided with venting plug in described steam vent.
Further, containing drum in described first cavity, described interior mould is barrel-shaped with described container
Become the die cavity of crucible core shooting molding.
Further, described external mold includes base, the cylinder being fixed on described base.
Further, described drum surface is symmetrically arranged with the first in command.
Further, described drum surface top symmetry has positioning port.
Further, boss, described boss edge and described cylinder inboard wall it are provided with in the middle part of described base
Surface is formed with locating groove, snaps in described locating groove bottom described drum.
Further, described interior mould includes that water conservancy diversion location-plate, described inner mould core are fixed on described water conservancy diversion and determine
The lower surface of position plate.
Further, described water conservancy diversion location-plate is provided with the port of through upper and lower surface, described port
Connect with described die cavity.
Further, the lower surface of described water conservancy diversion location-plate is provided with detent ringwise, described
The outer surface of the inner wall surface of detent and described drum is close to.
Further, for outer male structure and to being centrally formed certain taper bottom described inner mould core, wherein
Centre is provided with fusible plug core.
Compared with prior art, the having the beneficial effects that of the present invention a kind of exothermic welding crucible mould:
The exothermic welding Single-use crucible with overcoat can be made efficiently, smoothly, penetrate sand good forming effect,
Easy to carry.Concrete,
1) in core shooting forming process, die cavity is formed by inner mould core with the drum being arranged in external mold,
Make the crucible appearance penetrating sand molding with an overcoat, crucible is served protection against the tide, resistance to compression, prevents
Damaged effect；
2) crucible not easy-formation and the higher production difficult problem of crucible finished product breakage rate in transit are solved；
3) there are some steam vents in inner mould core surface configuration, and venting plug be set in each steam vent,
Gap on venting plug is arranged on 0.2～0.3mm, on the one hand can get rid of crucible molding smoothly
Unnecessary compressed air in journey, it is ensured that the filling capacity of sand flow, improves molding effect；The opposing party
Face can also effectively intercept molding sand and enter, and prevents from blocking steam vent.
[accompanying drawing explanation]
Fig. 1 is the cross-sectional view of the embodiment of the present invention；
Fig. 2 is the structural representation of external mold in the embodiment of the present invention；
Fig. 3 is the cross-sectional view of external mold in the embodiment of the present invention；
Fig. 4 is the cross-sectional view of interior mould in the embodiment of the present invention；
Fig. 5 be in the embodiment of the present invention in the structural representation of water conservancy diversion location-plate in mould；
In figure, numeral represents:
100 exothermic welding crucible moulds；1 external mold, 11 first cavitys, 12 bases, 13 cylinders, 14
The first in command, 15 positioning ports, 16 boss, 17 locating grooves；
Mould in 2,21 water conservancy diversion location-plates, 211 ports, 212 detents, 213 second in command, in 22
Core rod, 221 second cavitys, 222 steam vents, 223 venting plugs, 224 fusible plug cores；
3 drums；4 die cavities.
[detailed description of the invention]
Embodiment:
Refer to Fig. 1-Fig. 5, the present embodiment is exothermic welding crucible mould 100, and it includes being internally formed
There is the external mold 1 of the first cavity 11, the partial receipt interior mould 2 in the first cavity 11.Receive in first cavity 11
Have the drum 3 being close to the first cavity 11 inner wall surface.Interior mould 2 constitutes crucible core shooting with drum 3
The die cavity 4 of molding.
External mold 1 includes base 12, be fixed on base 12 cylinder 13, symmetry are fixed on cylinder 13 surface
On the first in command 14.On cylinder 13 upper face, symmetry has U-shaped positioning port 15, to drum
The placement location of 3 has positioning and guiding effect.Rounded boss 16, boss it is provided with in the middle part of base 12
16 edges and cylinder 13 inner wall surface are formed with locating groove 17, are mainly used in drum 3 is blocked location,
And prevent it from moving in crucible forming process.Base 12 is for the location of Fast Installation on core shooter.
Interior mould 2 include superposed water conservancy diversion location-plate 21, be fixed on water conservancy diversion location-plate 21 lower surface and
It is internally formed the inner mould core 22 of the second cavity 221.Through upper and lower surface it is provided with on water conservancy diversion location-plate 21
And the port 211 that connects with die cavity 4, in high pressure sand flow water conservancy diversion that core shooter is injected to die cavity 4.
The lower surface of water conservancy diversion location-plate 21 is provided with detent 212 ringwise, is mainly used in and drum 3
Inwall laminating location, it is ensured that penetrate sand effect.Water conservancy diversion location-plate 21 outer surface is symmetrically extended and is provided with
Second chief 213.For outer male structure and to being centrally formed certain taper bottom inner mould core 22, its angle is 6 °
～8 ° be optimal.Inner mould core 22 outer surface and lower surface are evenly arranged with the aerofluxus that some arrangements shape
Hole 222, is provided with venting plug 223, venting plug 223 offers 0.2～0.3mm in steam vent 222
Slice groove.Steam vent 222 connects with the second cavity 221.Fusible plug core it is provided with bottom inner mould core 22
224, it is mainly used in when crucible bucket core shooting molding being formed fusible plug installing hole.Second cavity 221 is formed
Exhaust passage, drains the air in die cavity 4 when high pressure sand flow is injected.
Drum 3 is that tinplate bucket is optimal, can change its shape or material as requested.Its outer surface
It is provided with handle (not indicating in figure), it is simple to it is convenient to extract after crucible molding.
Having the beneficial effects that of the present embodiment exothermic welding crucible mould 100: can efficiently, smoothly
Make the exothermic welding Single-use crucible with overcoat, penetrate sand good forming effect, easy to carry.Specifically
, form die cavity 4 by inner mould core 22 and external mold 1, and in die cavity 4, place the drum with its profiling
3 so that penetrate the crucible appearance of sand molding with an overcoat, crucible is served protection against the tide, resistance to compression,
The effect of breakage-proof；And solve crucible not easy-formation and crucible finished product breakage rate in transit is higher
A production difficult problem；Some steam vents 222 are had in inner mould core 22 surface configuration, and at each steam vent 222
Venting plug 223 is inside set, the gap on venting plug 223 is arranged on 0.2～0.3mm, on the one hand can
Get rid of the air of compression unnecessary in crucible forming process smoothly, it is ensured that the filling capacity of sand flow, carry
High molding effect；On the other hand can also effectively intercept molding sand to enter, prevent from blocking steam vent；?
Outside drum 3, handle is set so that the crucible after molding carries, easy to use.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, it is also possible to make some deformation and improvement,
These broadly fall into protection scope of the present invention.
Claims (10)
1. an exothermic welding crucible mould, it is characterised in that: it includes being internally formed the first chamber
The external mold of body, the partial receipt interior mould in described first cavity, described interior mould includes being housed in described
Inner mould core in first cavity, described inner mould core surface configuration has the steam vent of some ordered arrangement, institute
It is provided with venting plug in stating steam vent.
2. exothermic welding crucible mould as claimed in claim 1, it is characterised in that: described first
Containing drum in cavity, described interior mould and described drum define the die cavity of crucible core shooting molding.
3. exothermic welding crucible mould as claimed in claim 1, it is characterised in that: described external mold
Including base, the cylinder that is fixed on described base.
4. exothermic welding crucible mould as claimed in claim 3, it is characterised in that: described cylinder
The first in command it is symmetrically arranged with on surface.
5. exothermic welding crucible mould as claimed in claim 3, it is characterised in that: described cylinder
Top, surface symmetry has positioning port.
6. exothermic welding crucible mould as claimed in claim 3, it is characterised in that: described base
Middle part is provided with boss, and described boss edge and described cylinder inboard wall surface are formed with locating groove, institute
State and snap in bottom drum in described locating groove.
7. exothermic welding crucible mould as claimed in claim 2, it is characterised in that: described interior mould
Including water conservancy diversion location-plate, described inner mould core is fixed on the lower surface of described water conservancy diversion location-plate.
8. exothermic welding crucible mould as claimed in claim 7, it is characterised in that: described water conservancy diversion
Being provided with the port of through upper and lower surface on location-plate, described port connects with described die cavity.
9. exothermic welding crucible mould as claimed in claim 7, it is characterised in that: described water conservancy diversion
The lower surface of location-plate is provided with detent ringwise, the inner wall surface of described detent and institute
The outer surface stating drum is close to.
10. exothermic welding crucible mould as claimed in claim 7, it is characterised in that: described interior mould
For outer male structure and to being centrally formed certain taper bottom core, its central authorities are provided with fusible plug core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542309.2A CN106003389B (en) | 2016-07-12 | 2016-07-12 | A kind of exothermic welding crucible molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542309.2A CN106003389B (en) | 2016-07-12 | 2016-07-12 | A kind of exothermic welding crucible molding die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106003389A true CN106003389A (en) | 2016-10-12 |
| CN106003389B CN106003389B (en) | 2019-06-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542309.2A Active CN106003389B (en) | 2016-07-12 | 2016-07-12 | A kind of exothermic welding crucible molding die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106003389B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014564A (en) * | 2018-08-20 | 2018-12-18 | 施密特钢轨技术（昆山）有限公司 | A kind of high refractoriness aluminum thermal welded base plate molding die of double aggregates |
| CN117885180A (en) * | 2024-03-14 | 2024-04-16 | 施密特钢轨技术（昆山）有限公司 | Automatic crucible forming equipment and forming method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100276109A1 (en) * | 2007-11-20 | 2010-11-04 | Railtech International | Mold for direct-cast aluminothermic welding |
| CN102127806A (en) * | 2010-10-28 | 2011-07-20 | 杭州先进石英材料有限公司 | Quartz glass crucible and preparation method thereof |
| CN102211167A (en) * | 2011-05-18 | 2011-10-12 | 沈阳工业大学 | Mould of aluminium alloy conductor casting and method for manufacturing aluminium alloy conductor casting |
| CN202415360U (en) * | 2011-12-02 | 2012-09-05 | 杭州先进石英材料有限公司 | Mould for manufacturing quartz crucible |
| CN202449984U (en) * | 2011-12-21 | 2012-09-26 | 乐山市泽尔汇科技有限公司 | Crucible molding mold |
| CN203831550U (en) * | 2014-01-03 | 2014-09-17 | 宜兴市东坡耐火材料有限公司 | Die for manufacturing high-purity corundum crucible |
| CN104402204A (en) * | 2014-11-24 | 2015-03-11 | 许昌天戈硅业科技有限公司 | Quartz crucible forming mould |
| CN206154483U (en) * | 2016-07-12 | 2017-05-10 | 施密特钢轨技术（昆山）有限公司 | Aluminium hot welding crucible forming mould |
-
2016
- 2016-07-12 CN CN201610542309.2A patent/CN106003389B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100276109A1 (en) * | 2007-11-20 | 2010-11-04 | Railtech International | Mold for direct-cast aluminothermic welding |
| CN102127806A (en) * | 2010-10-28 | 2011-07-20 | 杭州先进石英材料有限公司 | Quartz glass crucible and preparation method thereof |
| CN102211167A (en) * | 2011-05-18 | 2011-10-12 | 沈阳工业大学 | Mould of aluminium alloy conductor casting and method for manufacturing aluminium alloy conductor casting |
| CN202415360U (en) * | 2011-12-02 | 2012-09-05 | 杭州先进石英材料有限公司 | Mould for manufacturing quartz crucible |
| CN202449984U (en) * | 2011-12-21 | 2012-09-26 | 乐山市泽尔汇科技有限公司 | Crucible molding mold |
| CN203831550U (en) * | 2014-01-03 | 2014-09-17 | 宜兴市东坡耐火材料有限公司 | Die for manufacturing high-purity corundum crucible |
| CN104402204A (en) * | 2014-11-24 | 2015-03-11 | 许昌天戈硅业科技有限公司 | Quartz crucible forming mould |
| CN206154483U (en) * | 2016-07-12 | 2017-05-10 | 施密特钢轨技术（昆山）有限公司 | Aluminium hot welding crucible forming mould |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014564A (en) * | 2018-08-20 | 2018-12-18 | 施密特钢轨技术（昆山）有限公司 | A kind of high refractoriness aluminum thermal welded base plate molding die of double aggregates |
| CN109014564B (en) * | 2018-08-20 | 2020-12-22 | 施密特钢轨技术（昆山）有限公司 | High refractoriness thermite welding bottom plate forming die of two aggregate |
| CN117885180A (en) * | 2024-03-14 | 2024-04-16 | 施密特钢轨技术（昆山）有限公司 | Automatic crucible forming equipment and forming method thereof |
| CN117885180B (en) * | 2024-03-14 | 2024-06-04 | 施密特钢轨技术（昆山）有限公司 | Automatic crucible forming equipment and forming method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106003389B (en) | 2019-06-18 |
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