CN108290207A - The formative method of core - Google Patents
The formative method of core Download PDFInfo
- Publication number
- CN108290207A CN108290207A CN201680068056.8A CN201680068056A CN108290207A CN 108290207 A CN108290207 A CN 108290207A CN 201680068056 A CN201680068056 A CN 201680068056A CN 108290207 A CN108290207 A CN 108290207A
- Authority
- CN
- China
- Prior art keywords
- core
- moulding
- cavity
- cast
- formative method
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Devices For Molds (AREA)
Abstract
The present invention provide it is a kind of can be easy on core formed for each core the formative method of the core of different labels.The formative method of core has the first step, the second step and the third step.In the first step, moulding is carried out to block-like core member (20) by coated sand (RCS).The core member (20) of institute's moulding is formed with the identification label (15) being individually identified on the surface.In the second step, at scheduled position in the cavity (31) of metal mold (30) for carrying out moulding to core (10), so that identification label (15) is exposed to the mode on the surface of the core (10) of institute's moulding and is configured to the core member of the moulding in the first step (20).In the third step, it is in the second step that by core member (20) configuration after cavity (31) is interior, moulding is carried out to core (10) to the interior potting resin precoated sand (RCS) of cavity (31).
Description
Technical field
The present invention relates to a kind of formative methods of core.
Background technology
Patent document 1 discloses a kind of formative method of existing core.The core that moulding goes out by the formative method institute with
The knowledge that each cast product is individually identified is formed with by the mode cast out on each cast product cast on the surface
Not Biao Ji (mark) mirror image.Identification label is made of main portion and addition department.The main portion of identification label is model or casting
Batch (lot) number etc., and cast out in each of the multiple cast products cast in a manner of common.Another party
Face identifies that the addition department of label is casting date, casting number etc., and is individually cast for cast cast product
Go out.The formative method of the core has the first step and the second step.In the first step, is formed and known on the surface of core
The corresponding mirror image in main portion not marked.The mirror image is formed with by using on the inner surface of cavity (cavity)
The metal mold in the main portion of label is identified to be formed on the surface of core to core progress moulding.In the second step
In, mirror image corresponding with the addition department of identification label is formed on core.The mirror image is to be to apply on core that institute's moulding goes out
(coating) mold wash is applied after improving intensity, is engraved out by label (marking) device.With this
Mode, the formative method of the core can reduce the replacement or amendment of the metal mold used in the moulding of core, and can
Individual mirror image is formed for each core.
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2012-183547 bulletins
Invention content
Problems to be solved by the invention
But in the formative method of the core in patent document 1, individual mirror image is formed in order to be directed to each core,
The second step for carving mirror image on core by label device is needed, and needs labour and time.In addition, in the core
In formative method, when being excavated to mirror image in the second step, in order to inhibit core intensity decline, the engraving of mirror image is deep
It spends shallower.Therefore, the cast product being cast using the core is possible to deteriorate in the identity of identification label.
The present invention is the invention completed in view of above-mentioned existing actual conditions, and will provide one kind can easily exist
On core formed for each core and the formative method of the core of different labels as the project that should be solved.
The method used for solving the problem
The formative method of the core of the present invention has the first step, the second step and the third step.In the first step,
Moulding is carried out to the core member of block (block) shape by molding sand.The core member of institute's moulding is formed with individually on the surface
The identification label that ground is identified.In the second step, the scheduled position in the cavity of metal mold for carrying out moulding to core
Place is set, in a manner of making the surface of core that identification label is exposed to institute's moulding and to moulding goes out in the first step core structure
Part is configured.In the third step, it is in the second step after configuring core member in cavity, is filled into cavity
Molding sand and to core carry out moulding.
In the formative method of the core, it is in the first step to be formed on the surface of the core member of moulding individually
The identification label that ground is identified.Here, the so-called identification label being individually identified, for example, includes continuous sequence number
Word or mark.Also, in the formative method of the core, it is to carry out the metal mold of moulding to core in the second step
At scheduled position in cavity, in a manner of so that identification is marked the surface for the core for being exposed to institute's moulding and in the first step
The core member that middle moulding goes out is configured.Moreover, in the formative method of the core, in the third step, it is the second work
After configuring core member in cavity in sequence, fills molding sand into cavity and moulding is carried out to core.
Core has when being placed in the cast metal mould cast to cast product, is cast metal die support
Core print.Moreover, in the second step of the formative method of the core, core member, which can be configured in moulding, the part of core print
Place.
Description of the drawings
Fig. 1 is the vertical view for the core for indicating to be gone out by moulding by the formative method of the core of embodiment 1.
Fig. 2 is to indicate by the first step of the formative method of the core of embodiment 1 by the core body of moulding
Stereogram.
Fig. 3 is the sectional view of the second step of the formative method for the core for indicating embodiment 1.
Fig. 4 is the sectional view of the third step of the formative method for the core for indicating embodiment 1.
Specific implementation mode
With reference to attached drawing, the embodiment 1 that the formative method of the core of the present invention is embodied is illustrated.
1 ＞ of ＜ embodiments
The formative method of core has the first step, the second step and the third step.As shown in Figure 1, passing through the core
Formative method and multiple core bodies 11 and a pair of of core print 13 are had by the core of moulding 10.Core 10 passes through a pair of of core print 13
The both ends of multiple core bodies 11 are integrated into joining line.A pair of of core print 13 is, be placed in cast product into
When in the cast metal mould (not shown) of row casting, to make core body 11 be configured as vacantly in the cavity of cast metal mould
State mode and be cast the part of metal die support.In the core 10, on core print 13 in a manner of character cut in bas-relief shape
Label 15 (Z-15X301-1-001) is identified at having.The identification label 15 is to be individually recognizable the label of core 10, and being can
It is individually recognizable the label of each cast product cast.Therefore, identification label 15 include continuous sequence number (- 001 ,-
002、-003、…)。
Different identification labels 15 is formed in a manner of character cut in bas-relief on the core print 13 of each core 10.Therefore, it is casting
The core for making process houses in process, can be by the core when reality configures core 10 in the cavity of cast metal mould
10 are associated with cast product foundation and are registered in database (database) to be managed.If in this way,
Even then also can specify and be utilized in casting for each cast product after the casting that core 10 is crushed
Core 10.Therefore, undesirable in cast product, it, can be individually in the casting in order to seek its poor prognostic cause
In the casting of product using the manufacture information of core 10 etc. confirmed.
In the first step, by being used as the coated sand (resin coated sand, RCS) of molding sand come to being in long
Cube and block-like core member 20 (with reference to Fig. 2) progress moulding.Specifically, which passes through shell moulded casting
(shell mold) method and by moulding.(not shown) to the metal mold of the core member 20 progress moulding is rectangular shape, and
It is formed with compared with the shape of core member 20 and the cavity of slightly larger similar shape.In addition, in the metal mold, in medial surface
A face on be formed in a manner of type identification label 15 mirror image.The type can be dismantled and be changed to different knowledges
The not mirror image of label 15.Coated sand (RCS) by being filled in the cavity of the metal mold by moulding by core member 20.
As shown in Fig. 2, being formed with identification label with the state of recess on a side by the core member 20 of moulding
15(Z-15X301-1-001).That is, each core member 20 is formed with different 15 (Z- of identification label on a side
15X301-1-001、Z-15X301-1-002、Z-15X301-1-003、…)。
By this method, in the first step, by the way that the identification of being used as being formed on the medial surface of the cavity of metal mold is marked
The type of the mirror image of note 15 disassembles and is changed to the mirror image of different identification labels 15, to being formed on the surface not
Multiple core members 20 of same identification label 15 carry out moulding.At this point, since core member 20 is bulk, can hold very much
It changes places and moulding is carried out to the core member 20 for forming different identification labels 15 on the surface.
As shown in figure 3, in the second step, core 10 is carried out using with a pair of of left and right mould 30A, 30B and being formed with
The metal mold 30 of the cavity 31 of moulding.It, will in the state of left and right mould 30A, 30B separation of metal mold 30 in the second step
It is configured at by the core member of moulding 20 in the first step scheduled in the cavity 31 being formed on one or so mould 30A
At position.The scheduled position being configured in the cavity 31 of core member 20 is that the core print 13 of core 10 is by the part of moulding
33.In addition, core member 20 in such a way that the identification label 15 that makes to be formed on a side of core member 20 exposes and
It is configured on the surface of the core 10 of institute's moulding.
As shown in figure 4, in the third step, it is in the second step to configure core member 20 and is made to core 10
After merging alignment in the cavity 31 of the metal mold 30 of type and by left and right mould 30A, 30B, from the ejection being set on metal mold 30
Mouth sprays coated sand (RCS) into cavity 31.Then, into cavity 31 potting resin precoated sand (RCS) to core
10 carry out moulding.In this way, so as to core 10 shown in FIG. 1 progress moulding.
As described above, the formative method of the core of embodiment 1 has the first step, the second step and
Three processes.In the first step, rectangular shape and block-like core member 20 are made by coated sand (RCS)
Type.The core member 20 of institute's moulding is formed with the identification for being individually recognizable each cast product cast in the state being recessed
Label 15.In the second step, at the scheduled position in the cavity 31 of mold 30 for carrying out moulding to core 10, so as to know
Label 15 is not exposed to the mode on the surface of the core 10 of institute's moulding and is carried out to the core member of the moulding in the first step 20
Configuration.In the third step, it is the configuration of core member 20 in the second step after cavity 31 is interior, is filled into cavity 31
Coated sand (RCS) to core 10 so that carry out moulding.
In the formative method of the core, it is formed on the surface of the core member 20 of moulding by by the first step
It is individually recognizable the identification label 15 of each cast product.Since core member 20 is bulk, knowledge is formd on the surface
The core member 20 of label 15 can not carry out moulding easily.Also, in the formative method of the core, it is the second work
Core 10 is carried out in sequence at the scheduled position in the cavity 31 of the metal film 30 of moulding, so that identification label 15 is exposed to institute
The mode on the surface of the core 10 of moulding and the core member of the moulding in the first step 20 is configured.Moreover, in the type
In the formative method of core, in the third step, it is in the second step after configuring core member 20 in cavity, to cavity
Interior potting resin precoated sand (RCS) to core 10 so that carry out moulding.In this way, the formative method of the core can be right
The core 10 of 20 integration of core member is subjected to moulding.By this method, the formative method of the core can easily by
The identification label 15 that cast product is individually identified is arranged on core 10.
Therefore, the formative method of the core of embodiment 1 can be formed easily on core 10 and be directed to each core
10 and different labels.
Core 10, which has, is cast metal mold branch when being placed in the cast metal mould cast to cast product
The core print 13 held.Moreover, in the second step of the formative method of the core, core member 20, which is configured in moulding, core print 13
Part 33 at.Therefore, because not casting out on the cast product cast using the core 10 has identification label 15, therefore energy
Enough prevent identification label 15 from being cast out the quality to influence cast product on cast product the case where.
The present invention is not defined to the embodiment 1 illustrated by above-mentioned description and attached drawing, such as following such
Embodiment is also included in the technical scope of the present invention.
(1) identiflication number is not limited to form shown in embodiment 1.
(2) although identification label is formed on the core print of core in the embodiment 1, identification can also be marked shape
At in other part (core body).
(3) although carrying out moulding to core member by crab process in the embodiment 1, it can also be utilized
His method carries out moulding.
Symbol description
10 ... cores, 13 ... core prints, 15 ... identification labels, 20 ... core members, 30 ... metal molds, 31 ... cavities.
Claims (2)
1. a kind of formative method of core, which is characterized in that have：
The first step, the block-like core marked by molding sand to being formed with the identification being individually identified on the surface
Component carries out moulding；
The second step, to core carry out moulding metal film cavity in scheduled position at so that the identification mark
Note be exposed to the mode on the surface of the core of institute's moulding and to moulding goes out in the first step the core member
It is configured；
The third step is in the second step after configuring the core member in the cavity, to the type
Intracavitary fills molding sand and carries out moulding to the core.
2. the formative method of core as described in claim 1, which is characterized in that
The core has when being placed in the cast metal mould cast to the cast product by the casting die
Have the core print of bearing,
In the second step, the core member, which is configured in moulding, to be had at the part of the core print.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-237307 | 2015-12-04 | ||
| JP2015237307A JP6654030B2 (en) | 2015-12-04 | 2015-12-04 | Core molding method |
| PCT/JP2016/084694 WO2017094573A1 (en) | 2015-12-04 | 2016-11-24 | Method for molding core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108290207A true CN108290207A (en) | 2018-07-17 |
| CN108290207B CN108290207B (en) | 2020-05-05 |
Family
ID=58797275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680068056.8A Active CN108290207B (en) | 2015-12-04 | 2016-11-24 | Method for molding core |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6654030B2 (en) |
| KR (1) | KR102134082B1 (en) |
| CN (1) | CN108290207B (en) |
| TW (1) | TWI690376B (en) |
| WO (1) | WO2017094573A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0871692A (en) * | 1994-09-06 | 1996-03-19 | Honda Motor Co Ltd | Method for casting cast character of gun arm |
| JP2000015395A (en) * | 1998-07-07 | 2000-01-18 | Toyota Autom Loom Works Ltd | Marking method on mold and casting line therefor |
| CN2433033Y (en) * | 2000-05-30 | 2001-06-06 | 王新旺 | Casting mould with changable core |
| JP2002254141A (en) * | 2001-03-01 | 2002-09-10 | Nikko Sangyo Kk | Method for producing decorative cast metal |
| CN2822828Y (en) * | 2005-09-02 | 2006-10-04 | 山东大王金泰集团有限公司 | Marking mould for metal casting part |
| CN203330355U (en) * | 2013-07-21 | 2013-12-11 | 河南广瑞汽车部件股份有限公司 | Novel sand core with model identification |
| CN204077108U (en) * | 2014-09-10 | 2015-01-07 | 盛瑞传动股份有限公司 | A kind of mould mark module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0342140A (en) * | 1989-07-06 | 1991-02-22 | Mitsubishi Motors Corp | Method for molding core in shell mold |
| JP2012183547A (en) | 2011-03-04 | 2012-09-27 | Kurimoto Ltd | Core for tube casting |
-
2015
- 2015-12-04 JP JP2015237307A patent/JP6654030B2/en active Active
-
2016
- 2016-11-24 WO PCT/JP2016/084694 patent/WO2017094573A1/en active Application Filing
- 2016-11-24 KR KR1020187013692A patent/KR102134082B1/en active IP Right Grant
- 2016-11-24 CN CN201680068056.8A patent/CN108290207B/en active Active
- 2016-12-01 TW TW105139681A patent/TWI690376B/en active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0871692A (en) * | 1994-09-06 | 1996-03-19 | Honda Motor Co Ltd | Method for casting cast character of gun arm |
| JP2000015395A (en) * | 1998-07-07 | 2000-01-18 | Toyota Autom Loom Works Ltd | Marking method on mold and casting line therefor |
| CN2433033Y (en) * | 2000-05-30 | 2001-06-06 | 王新旺 | Casting mould with changable core |
| JP2002254141A (en) * | 2001-03-01 | 2002-09-10 | Nikko Sangyo Kk | Method for producing decorative cast metal |
| CN2822828Y (en) * | 2005-09-02 | 2006-10-04 | 山东大王金泰集团有限公司 | Marking mould for metal casting part |
| CN203330355U (en) * | 2013-07-21 | 2013-12-11 | 河南广瑞汽车部件股份有限公司 | Novel sand core with model identification |
| CN204077108U (en) * | 2014-09-10 | 2015-01-07 | 盛瑞传动股份有限公司 | A kind of mould mark module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108290207B (en) | 2020-05-05 |
| KR20180067651A (en) | 2018-06-20 |
| JP6654030B2 (en) | 2020-02-26 |
| TW201726278A (en) | 2017-08-01 |
| KR102134082B1 (en) | 2020-07-14 |
| WO2017094573A1 (en) | 2017-06-08 |
| TWI690376B (en) | 2020-04-11 |
| JP2017100178A (en) | 2017-06-08 |
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