CN104084554A - Die-cast formation method of amorphous alloy product - Google Patents
Die-cast formation method of amorphous alloy product Download PDFInfo
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- CN104084554A CN104084554A CN201410378986.6A CN201410378986A CN104084554A CN 104084554 A CN104084554 A CN 104084554A CN 201410378986 A CN201410378986 A CN 201410378986A CN 104084554 A CN104084554 A CN 104084554A
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- amorphous metal
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- crystaline amorphous
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Abstract
The invention relates to the technical field of die casting of amorphous alloy, in particular to a die-cast formation method of an amorphous alloy product. The die-cast formation method includes the following steps: (1) manufacturing an insert in advance, (2) placing the insert into a die cavity, (3) conducting die-cast formation, (4) taking out the product, and (5) knocking out the insert. By means of the die-cast formation method, the insert the same with lateral concave parts or holes in the amorphous alloy product to be formed in architectural feature is adopted to conduct die-cast formation, and the architectural feature that the amorphous alloy product is provided with the inner lateral concave part, the outer lateral concave part, a through hole or a blind hole and the like can be achieved; as the adopted insert is high in reliability, deformation is not prone to being caused during die-cast formation, and the amorphous alloy product can be continuously produced in a mass mode. The die-cast formation method of the amorphous alloy product has the advantages of being short in production working hour, high in production efficiency and low in production cost.
Description
Technical field
The present invention relates to the die-casting technique field of non-crystaline amorphous metal, particularly relate to a kind of method of squeeze forming of non-crystaline amorphous metal product.
Background technology
Non-crystaline amorphous metal is because having the good characteristic of the aspects such as intensity, hardness, toughness, wearability, corrosion resistance, soft magnetism and superconductivity, and it is all widely applied in fields such as electronics, machinery, chemical industry.In actual applications, some non-crystaline amorphous metal product needed have the architectural features such as recessed, the outer concave in inner side, through hole or blind hole, and still, above-mentioned these architectural features cannot adopt die cast method of the prior art to obtain.
Because the temperature of non-crystaline amorphous metal when the die cast is all higher, prior art is when having the die cast of the architectural features such as recessed, the outer concave in inner side, through hole or blind hole, the conventional pulled core structure using is because reliability is low, in the time of die cast, be easily out of shape, have a strong impact on the batch consecutive production of non-crystaline amorphous metal product, therefore, conventional pulled core structure is not suitable for the die cast of non-crystaline amorphous metal product.In addition, conventional pulled core structure not only comprises core parts, and comprises the actuating mechanism of loosing core, therefore complex structure, and cost is high, causes the production cost of die cast high.And the die cavity quantity of conventional pulled core structure is restricted, cause meeting the die casting of non-crystaline amorphous metal product.
In addition, the above-mentioned non-crystaline amorphous metal product with architectural features such as recessed, the outer concave in inner side, through hole or blind holes, if adopt CNC(Digit Control Machine Tool) carry out rear processing method moulding, exist production hour long, the shortcoming that production cost is high.
Summary of the invention
The object of the invention is to provide for weak point of the prior art a kind of method of squeeze forming of non-crystaline amorphous metal product, the method can realize non-crystaline amorphous metal product and have the architectural features such as recessed, the outer concave in inner side, through hole or blind hole, and consecutive production in batches, production cost is low.
For achieving the above object, the present invention is achieved through the following technical solutions.
The method of squeeze forming that a kind of non-crystaline amorphous metal product is provided, comprises the following steps:
Step 1, make in advance mold insert: the architectural feature in or hole recessed according to the side having on non-crystaline amorphous metal product to be formed, produce in advance the mold insert of the architectural feature with the recessed or hole of described side;
Step 2, mold insert is put die cavity into: the mold insert that step 1 is made is put the die cavity for the mould of non-crystaline amorphous metal product described in die cast into, and to make described in die cast when non-crystaline amorphous metal product, described mold insert is wrapped up by described non-crystaline amorphous metal product;
Step 3, die cast: put into after die cavity until described mold insert, the raw material of non-crystaline amorphous metal product is put into the die cavity that is equipped with described mold insert, apply certain pressure, complete the die cast of non-crystaline amorphous metal product;
Step 4, takes out product: after described non-crystaline amorphous metal product die cast, open described mould, the non-crystaline amorphous metal product that has wrapped up described mold insert is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product of described mold insert, pound out described mold insert, obtain described non-crystaline amorphous metal product.
In technique scheme, the thermal coefficient of expansion of described mold insert is greater than the thermal coefficient of expansion of described non-crystaline amorphous metal product.
In technique scheme, the side having on described non-crystaline amorphous metal product is recessed for inner side is recessed or outer concave.
In technique scheme, the hole having on described non-crystaline amorphous metal product is through hole or blind hole.
In technique scheme, the recessed quantity of side having on institute's non-crystaline amorphous metal product is set to several.
In technique scheme, the quantity in the hole having on institute's non-crystaline amorphous metal product is set to several.
In technique scheme, the material of described mold insert is hot die steel.
In technique scheme, the die cast of described step 3, the size of described pressure is 10MPa ~ 300MPa.
Beneficial effect of the present invention:
(1) method of squeeze forming of a kind of non-crystaline amorphous metal product provided by the invention, the mold insert due to employing with the architectural feature in the recessed or hole of side on non-crystaline amorphous metal product to be formed carries out die cast, makes the present invention can realize non-crystaline amorphous metal product to have that inner side is recessed, the architectural feature such as outer concave, through hole or blind hole.
(2) method of squeeze forming of a kind of non-crystaline amorphous metal product provided by the invention, mold insert simple in structure, cost is low, and the reliability of the mold insert adopting is high, not yielding in the time of die cast, makes non-crystaline amorphous metal product consecutive production in batches.
(3) method of squeeze forming of a kind of non-crystaline amorphous metal product provided by the invention, the quantity in the recessed or hole of the side that can have according to non-crystaline amorphous metal product, and in die cavity, put the mold insert of respective numbers into, solve the die cavity quantity due to conventional pulled core structure in prior art and be restricted, caused the technical problem of the die casting that cannot meet non-crystaline amorphous metal product.
(4) method of squeeze forming of a kind of non-crystaline amorphous metal product provided by the invention, has production hour short, and production efficiency is high, and the low advantage of production cost.
(5) method of squeeze forming of a kind of non-crystaline amorphous metal product provided by the invention, has method simple, can be applicable to the feature of large-scale production.
Brief description of the drawings
Fig. 1 is that the embodiment 1 of the method for squeeze forming of a kind of non-crystaline amorphous metal product of the present invention is adopting mold insert to carry out the structural representation of die cast.
Fig. 2 is that the embodiment 1 of the method for squeeze forming of a kind of non-crystaline amorphous metal product of the present invention opens mould and takes out the structural representation of non-crystaline amorphous metal product that is enclosed with mold insert after die cast.
Fig. 3 be a kind of non-crystaline amorphous metal product of the present invention method of squeeze forming embodiment 1 from be enclosed with the non-crystaline amorphous metal product of mold insert, pound out the structural representation of mold insert.
Fig. 4 is that prior art adopts conventional pulled core structure to carry out the structural representation of die cast.
In Fig. 1 to Fig. 4, include:
1---non-crystaline amorphous metal product, 11---through hole,
2---mold insert, 21---middle part, 22---end,
3---mould,
4---pulled core structure,
5---product,
6---the second mould.
Detailed description of the invention
embodiment 1.
See Fig. 1 to Fig. 3.The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, is characterized in that: comprise the following steps:
Step 1, makes mold insert: according to the architectural feature of the through hole 11 having on non-crystaline amorphous metal product 1 to be formed, produce in advance the mold insert 2 of the architectural feature with through hole 11 in advance; Mold insert 2 comprises the middle part 21 of the architectural feature with through hole 11, and for mold insert 2 being fixed on to two ends 22 of mould 3; Mate with through hole 11 at the middle part 21 that is mold insert 2.Wherein, the material of mold insert 2 is hot die steel.
Step 2, mold insert is put die cavity into: the mold insert 2 that step 1 is made is put the die cavity for the mould 3 of die cast non-crystaline amorphous metal product 1 into, and to make when the die cast non-crystaline amorphous metal product 1, mold insert 2 is wrapped up by non-crystaline amorphous metal product 1;
Step 3, die cast: put into after die cavity until mold insert 2, the raw material of non-crystaline amorphous metal product 1 is put into the die cavity that is equipped with mold insert 2, apply the pressure of 300MPa, complete the die cast of non-crystaline amorphous metal product 1;
Step 4, takes out product: after non-crystaline amorphous metal product 1 die cast, open mould 3, the non-crystaline amorphous metal product 1 that has wrapped up mold insert 2 is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product 1 of mold insert 2, pound out mold insert 2, obtain non-crystaline amorphous metal product 1.
In the present embodiment, the thermal coefficient of expansion of mold insert 2 is greater than the thermal coefficient of expansion of non-crystaline amorphous metal product 1.
In the present embodiment, the quantity of the through hole 11 having on non-crystaline amorphous metal product 1 is one.Certainly,, according to the needs of actual production, the through hole 11 having on non-crystaline amorphous metal product 1 can be set to other quantity.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has realized non-crystaline amorphous metal product and has had the architectural feature of through hole.Because the reliability of adopted mold insert is high, not yielding in the time of die cast, make non-crystaline amorphous metal product consecutive production in batches.The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has production hour short, and production efficiency is high, and the low advantage of production cost.
embodiment 2.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, is characterized in that: comprise the following steps:
Step 1, makes mold insert: according to the architectural feature of the blind hole having on non-crystaline amorphous metal product to be formed, produce in advance the mold insert of the architectural feature with blind hole in advance; Be that mold insert has the architectural feature of mating with blind hole.Wherein, the material of mold insert 2 is hot die steel.
Step 2, mold insert is put die cavity into: the mold insert that step 1 is made is put the die cavity for the mould of die cast non-crystaline amorphous metal product into, and to make when the die cast non-crystaline amorphous metal product, mold insert is wrapped up by non-crystaline amorphous metal product;
Step 3, die cast: after mold insert is put die cavity into, the raw material of non-crystaline amorphous metal product is put into the die cavity that is equipped with mold insert, applied the pressure of 10MPa, complete the die cast of non-crystaline amorphous metal product;
Step 4, takes out product: after non-crystaline amorphous metal product die cast, open mould, the non-crystaline amorphous metal product that has wrapped up mold insert is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product of mold insert, pound out mold insert, obtain non-crystaline amorphous metal product.
In the present embodiment, the thermal coefficient of expansion of mold insert is greater than the thermal coefficient of expansion of non-crystaline amorphous metal product.
In the present embodiment, the quantity of the blind hole having on non-crystaline amorphous metal product is set to two.Certainly,, according to the needs of actual production, the blind hole having on non-crystaline amorphous metal product can be set to other quantity.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has realized non-crystaline amorphous metal product and has had the architectural feature of blind hole.Because the reliability of adopted mold insert is high, not yielding in the time of die cast, make non-crystaline amorphous metal product consecutive production in batches.The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has production hour short, and production efficiency is high, and the low advantage of production cost.
embodiment 3.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, is characterized in that: comprise the following steps:
Step 1, makes mold insert: according to the recessed architectural feature in inner side having on non-crystaline amorphous metal product to be formed, produce in advance the mold insert with the recessed architectural feature in inner side in advance; Be that mold insert has and the recessed architectural feature of mating in inner side.Wherein, the material of mold insert 2 is hot die steel.
Step 2, mold insert is put die cavity into: the mold insert that step 1 is made is put the die cavity for the mould of die cast non-crystaline amorphous metal product into, and to make when the die cast non-crystaline amorphous metal product, mold insert is wrapped up by non-crystaline amorphous metal product;
Step 3, die cast: after mold insert is put die cavity into, the raw material of non-crystaline amorphous metal product is put into the die cavity that is equipped with mold insert, applied the pressure of 150MPa, complete the die cast of non-crystaline amorphous metal product;
Step 4, takes out product: after non-crystaline amorphous metal product die cast, open mould, the non-crystaline amorphous metal product that has wrapped up mold insert is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product of mold insert, pound out mold insert, obtain non-crystaline amorphous metal product.
In the present embodiment, the thermal coefficient of expansion of mold insert is greater than the thermal coefficient of expansion of non-crystaline amorphous metal product.
In the present embodiment, the recessed quantity in inner side having on non-crystaline amorphous metal product is set to three.Certainly,, according to the needs of actual production, the inner side that has on non-crystaline amorphous metal product is recessed can be set to other quantity.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has realized non-crystaline amorphous metal product and has had the recessed architectural feature in inner side.Because the reliability of adopted mold insert is high, not yielding in the time of die cast, make non-crystaline amorphous metal product consecutive production in batches.The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has production hour short, and production efficiency is high, and the low advantage of production cost.
embodiment 4.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, is characterized in that: comprise the following steps:
Step 1, makes mold insert: according to the architectural feature of the outer concave having on non-crystaline amorphous metal product to be formed, produce in advance the mold insert of the architectural feature with outer concave in advance; Be that mold insert has the architectural feature of mating with outer concave.Wherein, the material of mold insert 2 is hot die steel.
Step 2, mold insert is put die cavity into: the mold insert that step 1 is made is put the die cavity for the mould of die cast non-crystaline amorphous metal product into, and to make when the die cast non-crystaline amorphous metal product, mold insert is wrapped up by non-crystaline amorphous metal product;
Step 3, die cast: after mold insert is put die cavity into, the raw material of non-crystaline amorphous metal product is put into the die cavity that is equipped with mold insert, applied the pressure of 100MPa, complete the die cast of non-crystaline amorphous metal product;
Step 4, takes out product: after non-crystaline amorphous metal product die cast, open mould, the non-crystaline amorphous metal product that has wrapped up mold insert is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product of mold insert, pound out mold insert, obtain non-crystaline amorphous metal product.
In the present embodiment, the thermal coefficient of expansion of mold insert is greater than the thermal coefficient of expansion of non-crystaline amorphous metal product.
In the present embodiment, the quantity of the outer concave having on non-crystaline amorphous metal product is set to four.Certainly,, according to the needs of actual production, the outer concave having on non-crystaline amorphous metal product can be set to other quantity.
The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has realized non-crystaline amorphous metal product and has had the architectural feature of outer concave.Because the reliability of adopted mold insert is high, not yielding in the time of die cast, make non-crystaline amorphous metal product consecutive production in batches.The method of squeeze forming of a kind of non-crystaline amorphous metal product of the present embodiment, has production hour short, and production efficiency is high, and the low advantage of production cost.
Finally should be noted that; above embodiment is only for illustrating technical scheme of the present invention but not limiting the scope of the invention; although the present invention is explained in detail with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technical scheme of the present invention, and not depart from essence and the scope of technical solution of the present invention.
Claims (8)
1. a method of squeeze forming for non-crystaline amorphous metal product, is characterized in that: comprise the following steps:
Step 1, make in advance mold insert: the architectural feature in or hole recessed according to the side having on non-crystaline amorphous metal product to be formed, produce in advance the mold insert of the architectural feature with the recessed or hole of described side;
Step 2, mold insert is put die cavity into: the mold insert that step 1 is made is put the die cavity for the mould of non-crystaline amorphous metal product described in die cast into, and to make described in die cast when non-crystaline amorphous metal product, described mold insert is wrapped up by described non-crystaline amorphous metal product;
Step 3, die cast: put into after die cavity until described mold insert, the raw material of non-crystaline amorphous metal product is put into the die cavity that is equipped with described mold insert, apply certain pressure, complete the die cast of non-crystaline amorphous metal product;
Step 4, takes out product: after described non-crystaline amorphous metal product die cast, open described mould, the non-crystaline amorphous metal product that has wrapped up described mold insert is taken out;
Step 5, pounds out mold insert: from be enclosed with the non-crystaline amorphous metal product of described mold insert, pound out described mold insert, obtain described non-crystaline amorphous metal product.
2. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the thermal coefficient of expansion of described mold insert is greater than the thermal coefficient of expansion of described non-crystaline amorphous metal product.
3. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the side having on described non-crystaline amorphous metal product is recessed for inner side is recessed or outer concave.
4. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the hole having on described non-crystaline amorphous metal product is through hole or blind hole.
5. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the recessed quantity of side having on institute's non-crystaline amorphous metal product is set to several.
6. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the quantity in the hole having on institute's non-crystaline amorphous metal product is set to several.
7. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the material of described mold insert is hot die steel.
8. the method for squeeze forming of a kind of non-crystaline amorphous metal product according to claim 1, is characterized in that: the die cast of described step 3, the size of described pressure is 10MPa ~ 300MPa.
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Cited By (5)
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CN104668502A (en) * | 2015-02-11 | 2015-06-03 | 东莞台一盈拓科技股份有限公司 | Amorphous alloy locating plate for repetitive locating fixture and manufacturing method of amorphous alloy locating plate |
CN105759448A (en) * | 2016-05-06 | 2016-07-13 | 深圳市林木森科技有限公司 | Molding method of front coil of liquid metal glasses with nose pad pipe |
CN105824131A (en) * | 2016-04-28 | 2016-08-03 | 东莞市逸昊金属材料科技有限公司 | Amorphous alloy spectacles frame and manufacture method thereof |
CN108453203A (en) * | 2017-02-20 | 2018-08-28 | 比亚迪股份有限公司 | Amorphous alloy die casting die forging device and non-crystaline amorphous metal part and its former and forming method |
CN111889643A (en) * | 2020-07-15 | 2020-11-06 | 东莞宜安新材料研究院有限公司 | Method for processing amorphous alloy part hole |
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