CN103770260B - AMF sandbox polyurethane inner lining mould and manufacture craft - Google Patents
AMF sandbox polyurethane inner lining mould and manufacture craft Download PDFInfo
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- CN103770260B CN103770260B CN201410035135.1A CN201410035135A CN103770260B CN 103770260 B CN103770260 B CN 103770260B CN 201410035135 A CN201410035135 A CN 201410035135A CN 103770260 B CN103770260 B CN 103770260B
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- long side
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- baffle plate
- side guard
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Abstract
The present invention relates to a kind of AMF sandbox polyurethane inner lining mould, comprise sandbox, mold base, long side guard, minor face baffle plate, penetrate sand mouth mould and steam vent mould, mold base upper end is fixedly mounted with sandbox, to enclose in die cavity symmetry respectively at sandbox and be fixedly mounted with long side guard and minor face baffle plate, long side guard is also provided with one and penetrates sand mouth mould; The surrounding symmetry of mold base is shaped with multiple lifting handles being convenient to lift movement, being shaped with for locating the groove inlaying baffle plate, making the installation site of long side guard and minor face baffle plate accurate in the middle part of described mold base; Mold base outside this groove is shaped with the location iron block of type location iron block and a L-type always on the surface respectively.Polyurethane liner of the present invention integrated poured, makes polyurethane finished size precisely and solves the different problem of diverse location polyurethane hole shrinkage factor.Utilize chemical mode adhering to polyurethane liner, improve the cohesive force of polyurethane and metal flask.
Description
Technical field
The invention belongs to mechanical field, especially a kind of AMF sandbox polyurethane inner lining mould and manufacture craft.
Background technology
Common AMF sandbox liner makes the general polyurethane plate of forming that adopts and is pasted onto metal flask inner surface, finished product cohesive force made by this AMF sandbox liner manufacture craft is not strong, and liner is multiple independent block to be stitched together, be difficult to form good splicing effect.
Through retrieval, do not find the public technology close with this patent.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, a kind of AMF sandbox polyurethane inner lining mould is provided and uses step, utilize chemical mode adhering to polyurethane liner, improve the cohesive force of polyurethane and metal flask, utilize liner steam vent mould to solve the different problem of diverse location polyurethane hole shrinkage factor.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of AMF sandbox polyurethane inner lining mould, comprise sandbox, mold base, long side guard, minor face baffle plate, penetrate sand mouth mould and steam vent mould, mold base upper end is fixedly mounted with sandbox, to enclose in die cavity symmetry respectively at sandbox and be fixedly mounted with long side guard and minor face baffle plate, long side guard is also provided with one and penetrates sand mouth mould; The surrounding symmetry of mold base is shaped with multiple lifting handles being convenient to lift movement, it is characterized in that: be shaped with in the middle part of described mold base for locating the groove inlaying baffle plate, making the installation site of long side guard and minor face baffle plate accurate; Mold base outside this groove is shaped with the location iron block of type location iron block and a L-type always on the surface respectively.
And the both sides of described long side guard and minor face baffle plate are shaped with mosaic groove respectively.
And the surface of described long side guard and minor face baffle plate is all shaped with multiple circular groove for inlaying liner steam vent mould, all with 4 ° of 5 ' inclined-plane bottom long side guard and minor face baffle plate.
And described liner steam vent mould, its back is with the projection of radian, and steam vent mould is divided into four kinds of processing dimensions, is respectively the contraction size that processing dimension adds 0.5%, 1.8%, 2.0%, 2.8%.
And sand mouth mould penetrated by described sandbox, and there is the iron block of edge sealing at its two ends, there is the edge iron of 3 pieces of maximum height limits centre, and centre has 2 pieces to connect iron bar, and there are the screwed hole and through hole that are connected to long side guard in surface.
A manufacture craft for AMF sandbox polyurethane inner lining mould, concrete steps are as follows:
(1) first blasting treatment is carried out in AMF sandbox inside, at its surface smear adhesive after cleaning out, utilize adhesive and polyurethane to carry out chemical bonding, the cast entrance of mould is 10 ° of slopes;
(2) be positioned on mold base after AMF sandbox entirety is air-dry, the spacing straight type on adjusting base and L-type iron bar, after putting tram, fix sandbox with screw bottom mold base;
(3) long side guard, minor face baffle plate and steam vent mould smearing release agent are placed drying in oven;
(4) after drying, steam vent mould is fixed on baffle plate according to tram, successively 2 the long side guards and 2 minor face baffle plates that stud with steam vent mould are placed on the limited impression on mold base, after putting tram, bottom die bottom plate, be screwed this 4 pieces of baffle plates;
(5) will penetrate sand mouth mould to penetrate Sha Kou by sandbox and be installed on the mould of long limit, so far mould installation;
(6) mounted mould and sandbox entirety are put into baking oven to heat, under being positioned over casting machine after reaching design temperature with infrared radiation thermometer measurement, carry out cast experiment.
Advantage of the present invention and good effect are:
1, polyurethane liner of the present invention is integrated poured, makes polyurethane finished size precisely and solves the different problem of diverse location polyurethane hole shrinkage factor.Chemical mode adhering to polyurethane liner, improves the cohesive force of polyurethane and metal flask.
2, the contraction size at each for liner position is first calculated by the present invention, and joined in the middle of processing dimension, the mould processed is assembled, blasting treatment is carried out to sandbox inner surface, utilize adhesive and polyurethane liner to carry out chemical bonding, apply this mould process and can reach the advantages such as liner size is accurate, aesthetic in appearance, cohesive force strong, easy form removal.
Accompanying drawing explanation
Fig. 1 is that (wherein 1a is the front view of sandbox for sandbox structural representation in the present invention; 1b is the upward view of sandbox; 1c is the left view of sandbox);
Fig. 2 is the mold base in the present invention;
Fig. 3 is that (wherein 3a is the front view of long side guard for long side guard in the present invention; 3b is the upward view of long side guard; 3c is the left view of long side guard);
Fig. 4 is that (wherein 1a is the front view of minor face baffle plate for minor face baffle plate in the present invention; 1b is the upward view of minor face baffle plate; 1c is the left view of minor face baffle plate);
Fig. 5 penetrates sand mouth mould in the present invention;
Fig. 6 is the steam vent mould in the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by specific embodiment, the invention will be further described, and following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
A kind of AMF sandbox polyurethane inner lining mould, comprise sandbox, mold base, long side guard, minor face baffle plate, penetrate sand mouth mould and steam vent mould, mold base upper end is fixedly mounted with sandbox, to enclose in die cavity symmetry respectively at sandbox and be fixed with long side guard and minor face baffle plate, this long side guard and minor face baffle plate are used for crossing polyurethane liner cast die cavity, long side guard are also provided with one and penetrate sand mouth mould; The surrounding symmetry of mold base is shaped with multiple lifting handles 5 being convenient to lift movement.
Innovative point of the present invention is:
Being shaped with in the middle part of described mold base 1 for locating the groove 2 inlaying baffle plate, making the installation site of long side guard and minor face baffle plate accurate; Mold base outside this groove is shaped with location iron block 3 auxiliary positioning of type location iron block 4 and a L-type always on the surface respectively, and coordinate with centralized positioning, sandbox installation site is accurate.
The both sides of long side guard and minor face baffle plate are shaped with mosaic groove respectively, for crossing polyurethane liner cast die cavity.
The long side guard of the present embodiment, minor face baffle plate and sandbox inner surface enclose laying-in in polyurethane that die cavity makes shrink after size and standard size consistent.
The surface of described long side guard and minor face baffle plate is all shaped with multiple circular groove for inlaying liner steam vent mould, and the steam vent mould in the present embodiment is 259; As shown in accompanying drawing 3 and accompanying drawing 4, all with 4 ° of 5 ' inclined-plane bottom long side guard and minor face baffle plate, make shaping after finished product bottom with 4 ° of gradients, this inclined-plane is used for auxiliary secure liner steam vent mould;
Described liner steam vent mould, its back is with the projection of radian, the steam vent mould of the present embodiment is divided into four kinds of processing dimensions, is respectively the contraction size that processing dimension adds 0.5%, 1.8%, 2.0%, 2.8%, solves the problem that diverse location polyurethane hole shrinkage factor is different.
Utilize adhesive and adopt new experimental technique to carry out chemical bonding, not only increasing the cohesive force of polyurethane and metal flask, and finished product good looking appearance.
Sand mouth mould penetrated by sandbox shown in accompanying drawing 5, and there is the iron block of edge sealing at its two ends, and there is the edge iron of 3 pieces of maximum height limits centre, and centre has 2 pieces to connect iron bar, and there are the screwed hole and through hole that are connected to long side guard in surface, penetrates sand shape of the mouth as one speaks chamber for crossing.
The cast entrance of this mould is 10 ° of slopes, is beneficial in casting process the flowing that improves base polyurethane prepolymer for use as and does not produce larger impulsive contact force.
The manufacture craft of above-mentioned AMF sandbox polyurethane inner lining mould, concrete steps are as follows:
(1) first blasting treatment is carried out in the AMF sandbox inside of Fig. 1, at its surface smear adhesive after cleaning out, adhesive and polyurethane is utilized to carry out chemical bonding, the cast entrance of mould is 10 ° of slopes, is beneficial in casting process the flowing that improves base polyurethane prepolymer for use as and does not produce larger impulsive contact force;
(2) be positioned on the mold base of Fig. 2 after AMF sandbox entirety is air-dry, the spacing straight type on adjusting base and L-type iron bar, after putting tram, fix sandbox with screw bottom mold base.
(3) the steam vent mould smearing release agent of long for Fig. 3 side guard, Fig. 4 minor face baffle plate and Fig. 6 is placed drying in oven;
(4) after drying, steam vent mould is fixed on baffle plate according to tram, successively 2 the long side guards and 2 minor face baffle plates that stud with steam vent mould are placed on the limited impression on mold base, after putting tram, bottom die bottom plate, be screwed this 4 pieces of baffle plates;
(5) Fig. 5 is penetrated sand mouth mould to penetrate Sha Kou by sandbox and be installed on the mould of long limit, so far mould installation;
(6) mounted mould and sandbox entirety are put into baking oven to heat, under being positioned over casting machine after reaching design temperature with infrared radiation thermometer measurement, carry out cast experiment.
Described experimental technique is that sandbox inner surface carries out sandblasting pretreatment, is beneficial to adhesive and polyurethane carries out chemical bonding.
The present invention is not limited to aforesaid detailed description of the invention, and the present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (5)
1. an AMF sandbox polyurethane inner lining mould, comprise sandbox, mold base, long side guard, minor face baffle plate, penetrate sand mouth mould and steam vent mould, mold base upper end is fixedly mounted with sandbox, to enclose in die cavity symmetry respectively at sandbox and be fixedly mounted with long side guard and minor face baffle plate, long side guard is also provided with one and penetrates sand mouth mould; The surrounding symmetry of mold base is shaped with multiple lifting handles being convenient to lift movement, it is characterized in that: be shaped with in the middle part of described mold base for locating the groove inlaying baffle plate, making the installation site of long side guard and minor face baffle plate accurate; Mold base outside this groove is shaped with the location iron block of type location iron block and a L-type always on the surface respectively.
2. AMF sandbox polyurethane inner lining mould according to claim 1, is characterized in that: the both sides of described long side guard and minor face baffle plate are shaped with mosaic groove respectively.
3. AMF sandbox polyurethane inner lining mould according to claim 1, it is characterized in that: the surface of described long side guard and minor face baffle plate is all shaped with multiple circular groove for inlaying liner steam vent mould, all with 4 ° of 5 ' inclined-plane bottom long side guard and minor face baffle plate.
4. AMF sandbox polyurethane inner lining mould according to claim 1, it is characterized in that: described steam vent mould, its back is with the projection of radian, and steam vent mould is divided into four kinds of processing dimensions, is respectively the contraction size that processing dimension adds 0.5%, 1.8%, 2.0%, 2.8%.
5. AMF sandbox polyurethane inner lining mould according to claim 1, it is characterized in that: sand mouth mould penetrated by described sandbox, and there is the iron block of edge sealing at its two ends, there is the edge iron of 3 pieces of maximum height limits centre, centre has 2 pieces to connect iron bar, and there are the screwed hole and through hole that are connected to long side guard in surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410035135.1A CN103770260B (en) | 2014-01-24 | 2014-01-24 | AMF sandbox polyurethane inner lining mould and manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410035135.1A CN103770260B (en) | 2014-01-24 | 2014-01-24 | AMF sandbox polyurethane inner lining mould and manufacture craft |
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| Publication Number | Publication Date |
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| CN103770260A CN103770260A (en) | 2014-05-07 |
| CN103770260B true CN103770260B (en) | 2016-04-06 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308091A (en) * | 2014-10-23 | 2015-01-28 | 科华控股股份有限公司 | Liner structure on inner wall of sand box of molding machine |
| CN116079964A (en) * | 2023-01-10 | 2023-05-09 | 无锡启新电子科技有限公司 | Quick-change polyurethane box pouring die |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07214574A (en) * | 1994-02-08 | 1995-08-15 | Toyo Tire & Rubber Co Ltd | Device of manufacturing foam resin molding using magnet and its manufacture |
| US6830443B1 (en) * | 2002-10-21 | 2004-12-14 | Dana Corporation | Molding apparatus for minimizing flash on sealing filter gasket |
| CN103097054A (en) * | 2011-05-17 | 2013-05-08 | 内维斯工业有限责任公司 | Side frame and bolster for a railway truck and method for manufacturing same |
| CN203061819U (en) * | 2012-12-20 | 2013-07-17 | 青岛双星铸造机械有限公司 | Sand box adhered to polyurethane material |
-
2014
- 2014-01-24 CN CN201410035135.1A patent/CN103770260B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07214574A (en) * | 1994-02-08 | 1995-08-15 | Toyo Tire & Rubber Co Ltd | Device of manufacturing foam resin molding using magnet and its manufacture |
| US6830443B1 (en) * | 2002-10-21 | 2004-12-14 | Dana Corporation | Molding apparatus for minimizing flash on sealing filter gasket |
| CN103097054A (en) * | 2011-05-17 | 2013-05-08 | 内维斯工业有限责任公司 | Side frame and bolster for a railway truck and method for manufacturing same |
| CN203061819U (en) * | 2012-12-20 | 2013-07-17 | 青岛双星铸造机械有限公司 | Sand box adhered to polyurethane material |
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| CN103770260A (en) | 2014-05-07 |
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