CN102294930A - Manufacturing method of embossed metal craft - Google Patents
Manufacturing method of embossed metal craft Download PDFInfo
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- CN102294930A CN102294930A CN2011102109132A CN201110210913A CN102294930A CN 102294930 A CN102294930 A CN 102294930A CN 2011102109132 A CN2011102109132 A CN 2011102109132A CN 201110210913 A CN201110210913 A CN 201110210913A CN 102294930 A CN102294930 A CN 102294930A
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Abstract
The invention provides a manufacturing method of an embossed metal craft, comprising the following steps of: a) carrying out drawing and hardening treatment on a metal sheet with the thickness being 0.05mm-3mm, and obtaining a metal craft blank; and b) carrying out oil-pressure forming treatment on the metal craft blank, and obtaining the embossed metal craft. The invention also provides a manufacturing method of the double-layer embossed metal craft. In the invention, the metal sheet is drawn into the metal craft blank firstly, then the metal craft blank is arranged in a mold, carrying out oil-pressure forming treatment, leading an embossment to be formed on the surface of the metal craft blank, and finally obtaining the meticulous, beautiful and higher embossed metal craft. In the manufacturing method provided by the invention, the process is simple, the thin metal craft can be manufactured, and multiple treatment effects such as embossment, shading and the like are generated. In the invention, the metal sheet is drawn for four times, and the possibility of crack or crumple of the thin metal sheet in the drawing process is reduced, so that the appearance of the obtained metal craft is beautiful.
Description
Technical field
The invention belongs to the metal handicrafts technical field, relate in particular to a kind of preparation method of cameo metal handicraft.
Background technology
Metal handicrafts is to be the major-minor handicraft that forms with the other materials processing and fabricating with metal materials such as gold, silver, copper, iron, tin or with metal material, has thick and heavy, forceful, luxurious, elegant, meticulous style, is suitable for use as ornament or collectibles.
Prior art discloses the processing technology of multiple metal handicrafts, comprises founding, calcines, bakes, heat processing technique such as welding; Beat, squeeze cold machining process such as rolling, break off with the fingers and thumb commentaries on classics, nest shape, engraving tool cutter; Knit, heap is built, point is collected together etc. collected together compression technology; Inlay, point is emerald green, fill out glaze etc. fills out embedding technology; Process of surface treatment such as gold-plated, silver-plated, gold-plating, gold filled, contracted payment, polishing.Metal handicrafts substantially all was manual operations in the 1950's in the past, along with industrial expansion and progress, the complementary operation of part progressively realizes mechanization, but determines the critical process of product art quality, draws, fills out embedding, carves and carve, bonding etc. still finish with manual operations as point.
Thin material metal handicrafts is the handicraft that obtains through processing with thin sheet metal, as metal dish, metal bowl, metal cup etc., has the advantages that device shape is big, amplitude of deformation is bigger.For thin material metal handicrafts, because raw material is thin and amplitude of deformation is big, in the process of making thin material metal handicrafts, occur problems such as explosion, wrinkle easily, so its manufacture craft has relatively high expectations, make by hand, casting and electroforming be more common preparation method.Wherein, making by hand is the most ancient technology, not only high to craftsman's specification requirement, and production efficiency is low, can't realize large-scale production; Though cast the large-scale production that can realize metal handicrafts, its treatment effect is comparatively dull, makes the decorative pattern that is difficult to produce high relief, solid when approaching the material metal handicrafts, also can't realize effects such as minute surface; Though electroforming can be made thin material smithcraft bottle, and can produce the decorative pattern of high relief, solid, its operating time is long, has prolonged the production cycle of metal handicrafts.
Prior art discloses the also process of multiple cameo metal product, as application number is that 01141351.4 Chinese patent literature discloses a kind of method that adopts casting method to make cameo metal product, it is poured molten metal into model and casts cameo metal product, make the metal product surface of casting directly form embossment, have advantage easy, efficient, the time and labour saving, but casting method is difficult to be applied to the processing of thin material metal handicrafts.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of preparation method of cameo metal handicraft, and preparation method technology provided by the invention is simple, can make thin material metal handicrafts, and produce multiple treatment effects such as embossment, minute surface, shading.
The invention provides a kind of preparation method of cameo metal handicraft, comprising:
A) with thickness be that the sheet metal of 0.05mm～3mm stretches, after the cure process, obtain the metal handicrafts base;
B) described metal handicrafts base is carried out the oil pressure forming processes, obtain the cameo metal handicraft.Preferably, described step a) comprises:
A1) be that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
A2) with described step a1) the metal handicrafts base that obtains carries out stretching the second time, cure process for the second time, and described second time, amount of tension was 15%～25%;
A3) with described step a2) the metal handicrafts base that obtains stretches for the third time, cure process for the third time, and described amount of tension for the third time is 20%～25%;
A4) with described step a3) the metal handicrafts base that obtains carries out stretching for the 4th time, the 4th underhardening is handled, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
Preferably, described sheet metal is gold plaque, silver strip or copper sheet.
Preferably, the thickness of described sheet metal is 0.2mm～0.3mm.
Compared with prior art, the present invention is that the sheet metal of 0.05mm～3mm is a raw material with thickness, after stretched, cure process and the oil pressure forming processes, obtains the cameo metal handicraft.The present invention at first is drawn into sheet metal the metal handicrafts base, place mould to carry out the oil pressure forming processes described metal handicrafts base then, make described metal handicrafts base surface form embossment, finally obtain the cameo metal handicraft meticulous, attractive in appearance, that embossment is higher.Preparation method technology provided by the invention is simple, can make thin material metal handicrafts, and produce multiple treatment effects such as embossment, shading.Further, the present invention is divided into four times described sheet metal is stretched, and reduces foil produces explosion or wrinkle in drawing process possibility, makes the cameo metal handicraft that obtains have good surface appearance.
The invention provides a kind of preparation method of double-deck cameo metal handicraft, comprising:
S1) with thickness be that the sheet metal of 0.05mm～3mm stretches respectively, after the cure process, obtain base and the outer base of metal handicrafts in the metal handicrafts;
S2) respectively the outer base of base and metal handicrafts in the described metal handicrafts is carried out the oil pressure forming processes, obtain base and the outer base of cameo metal handicraft in the cameo metal handicraft;
S3) handle carrying out crimping after the outer base cooperation of base and cameo metal handicraft in the described cameo metal handicraft, obtain double-deck cameo metal handicraft.
Preferably, described step S1) specifically comprise:
S11) be respectively that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
S12) respectively with described step S11) in the metal handicrafts that obtains base and the outer base of metal handicrafts carries out stretching second time, the second time cure process, described second time, amount of tension was 15%～25%;
S13) respectively with described step S12) base and the outer base of metal handicrafts stretches for the third time, cure process for the third time in the metal handicrafts that obtains, described amount of tension for the third time is 20%～25%;
S14) respectively with described step S13) base and the outer base of metal handicrafts carries out stretching for the 4th time, the 4th underhardening is handled in the metal handicrafts that obtains, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
Preferably, described sheet metal is gold plaque, silver strip or copper sheet.
Preferably, the thickness of described sheet metal is 0.2mm～0.5mm.
Preferably, at described step S3) also comprise before:
Respectively the outer base of base and cameo metal handicraft in the described cameo metal handicraft is carried out cutting edge, deburring processing.
Preferably, described metal handicrafts is metal bowl, metal dish or metal cup
The present invention is that the sheet metal of 0.05mm～3mm is a raw material with thickness, after respectively stretched, cure process and the oil pressure forming processes, obtain base and outer base in the cameo metal handicraft, handle carrying out crimping after interior base and the cooperation of outer base then, obtain double-deck cameo metal handicraft.The present invention is drawn into sheet metal base and outer base in the metal handicrafts at first respectively, place mould to carry out the oil pressure forming processes base in the described metal handicrafts and outer base respectively then, make the outer base of described metal handicrafts surface form embossment, interior base surface formation decorative pattern, then will described outer base and interior base carry out crimping after cooperating and handle, finally obtain meticulous, attractive in appearance, solderless, seamless double-deck cameo metal handicraft.The present invention adopts the mode of crimping that interior base is connected with outer base, obtains double-deck relief handicraft seamless, solderless, makes metal handicrafts more attractive in appearance.Preparation method technology provided by the invention is simple, can make thin material metal handicrafts, and produce multiple treatment effects such as embossment, shading.Further, the present invention is divided into four times described sheet metal is stretched, and reduces foil produces explosion or wrinkle in drawing process possibility, makes the cameo metal handicraft that obtains have good surface appearance.
The specific embodiment
The invention provides a kind of preparation method of cameo metal handicraft, comprising:
A) with thickness be that the sheet metal of 0.05mm～3mm stretches, after the cure process, obtain the metal handicrafts base;
B) described metal handicrafts base is carried out the oil pressure forming processes, obtain the cameo metal handicraft.
The present invention is a raw material with thin sheet metal, after stretched, cure process and the oil pressure forming processes, obtains the higher cameo metal handicraft of embossment meticulous, attractive in appearance.
The present invention is raw material with the sheet metal, and the thickness of described sheet metal is 0.05mm～3mm, is preferably 0.1mm～1mm, more preferably 0.2mm～0.3mm.To those skilled in the art, the thick more easy more processing of sheet metal is easy to generate anaglyph more, and therefore, method provided by the invention also is applicable to the sheet metal that 3mm is above.The present invention does not have particular restriction to the width and the length of described sheet metal, and those skilled in the art can determine according to the shape and size of metal handicrafts.
In the present invention, have good ornamental value and reserve value in order to make the cameo metal handicraft that obtains, described sheet metal is preferably gold plaque, silver strip, copper sheet, iron plate or tin sheet, more preferably gold plaque, silver strip or copper sheet.
At first described sheet metal is stretched, be drawn into the blank of metal handicrafts, as metal bowl, metal dish or metal cup etc., because sheet metal is thinner, the present invention preferably stretches according to following steps:
A1) be that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
A2) with described step a1) the metal handicrafts base that obtains carries out stretching the second time, cure process for the second time, and described second time, amount of tension was 15%～25%;
A3) with described step a2) the metal handicrafts base that obtains stretches for the third time, cure process for the third time, and described amount of tension for the third time is 20%～25%;
A4) with described step a3) the metal handicrafts base that obtains carries out stretching for the 4th time, the 4th underhardening is handled, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
At first sheet metal is carried out stretching the first time, for preventing explosion, the amount of tension that stretches preferably accounts for 25%～35% of total amount of tension for the first time, and more preferably 27%～33%.For the first time be stretched as first stretching, amount of tension can be enhanced productivity more greatly, but amount of tension is when excessive, and explosion easily takes place foil, thereby influences following process.After the first time, stretching finished, the metal handicrafts blank that obtains after stretching the described first time is carried out cleaning the first time well known to those skilled in the art and the cure process first time, obtain the first metal handicrafts blank.
Stretch for the first time finish after, the described first metal handicrafts blank is carried out stretching second time, for preventing wrinkle, the amount of tension of stretching is preferably 15%～25% of total amount of tension for the second time, more preferably 18%～23%.Because sheet metal is thinner, is prone to wrinkle in drawing process, reduce the generation that the amount of tension that stretches for the second time can reduce wrinkle, make the metal handicrafts that obtains specious.After stretching finishes for the second time, the metal handicrafts blank that obtains is carried out cleaning the second time well known to those skilled in the art and the cure process second time, obtain the second metal handicrafts blank.
Stretch for the second time finish after, the described second metal handicrafts blank is stretched for the third time, for preventing wrinkle, the amount of tension of La Shening is preferably 20%～25% of total amount of tension for the third time, more preferably 22%～24%.Stretching for the third time is step the most key in the whole drawing process, easily produces wrinkle when amount of tension is excessive, influences end product quality.Stretch for the third time finish after, the metal handicrafts blank that obtains is carried out well known to those skilled in the art the cleaning for the third time and cure process for the third time, obtain the 3rd metal handicrafts blank.
Stretch for the third time finish after, described the 3rd metal handicrafts blank is carried out the 4th time stretches, be stretched as moulding process, after stretching through the 4th time, can obtain having the metal handicrafts base of given shape for the 4th time.In order to prevent explosion, the amount of tension that stretches for the 4th time is preferably 25%～30%, and more preferably 26%～29%.In the present invention, the amount of tension summation of the amount of tension that stretches the first time, the amount of tension that stretches for the second time, the amount of tension that stretches for the third time and the 4th stretching is 100%.After the 4th stretching finishes, the metal handicrafts blank that obtains is carried out the 4th time well known to those skilled in the art clean and the processing of the 4th underhardening, obtain the metal handicrafts base.
After stretched, cleaning and the cure process, promptly obtain having bowl, the metal handicrafts base of dish, cup or other shapes.
After obtaining the metal handicrafts base, described metal handicrafts base is carried out the oil pressure forming processes, form embossment, obtain the cameo metal handicraft on described metal handicrafts base surface.When carrying out the oil pressure forming processes, those skilled in the art can select mould according to factors such as embossing pattern, embossment height, determine the pressure and other parameters of oil pressure moulding,, clearly impression full until obtaining.
After obtaining the cameo metal handicraft, described cameo metal handicraft is carried out the processing such as cutting edge, deburring, cleaning, oven dry of this area resin, can obtain that decorative pattern is meticulous, the cameo metal handicraft of exquisite appearance.
After obtaining the cameo metal handicraft, to the surface of described cameo metal handicraft polish, processing such as polishing, can obtain mirror effect; When carrying out the oil pressure forming processes, selection can form the mould of shading, can obtain poster edge.
The present invention at first stretches foil, obtains the metal handicrafts base; Then described metal handicrafts base is carried out the oil pressure forming processes, make its surface form impression, obtain the cameo metal handicraft.Preparation method technology provided by the invention is simple, can be that raw material is made thin material metal handicrafts with thin sheet metal, and can produce multiple treatment effects such as embossment, minute surface, shading.Further, the present invention is divided into four times described sheet metal is stretched, and reduces foil produces explosion or wrinkle in drawing process possibility, makes the cameo metal handicraft that obtains have good surface appearance.
The present invention also provides a kind of preparation method of double-deck cameo metal handicraft, comprising:
S1) with thickness be that the sheet metal of 0.05mm～3mm stretches respectively, after the cure process, obtain base and the outer base of metal handicrafts in the metal handicrafts;
S2) respectively the outer base of base and metal handicrafts in the described metal handicrafts is carried out the oil pressure forming processes, obtain base and the outer base of cameo metal handicraft in the cameo metal handicraft.
S3) handle carrying out crimping after the outer base cooperation of base and cameo metal handicraft in the described cameo metal handicraft, obtain double-deck cameo metal handicraft;
The present invention is stretched with foil respectively, after the oil pressure forming processes, obtain base and outer base in the metal handicrafts, then will base in the described metal handicrafts and the cooperation of outer base after carry out the crimping processing, obtain solderless, seamless double-deck cameo metal handicraft.
In the present invention, described double-deck cameo metal handicraft is preferably metal bowl, metal dish or metal cup.
The present invention is raw material with the sheet metal, and the thickness of described sheet metal is 0.05mm～3mm, is preferably 0.1mm～1mm, more preferably 0.2mm～0.3mm.To those skilled in the art, the thick more easy more processing of sheet metal is easy to generate anaglyph more, and therefore, method provided by the invention also is applicable to the sheet metal that 3mm is above.The present invention does not have particular restriction to the width and the length of described sheet metal, and those skilled in the art can determine according to the shape and size of metal handicrafts.
In the present invention, have good ornamental value and reserve value in order to make the cameo metal handicraft that obtains, described sheet metal is preferably gold plaque, silver strip, copper sheet, iron plate or tin sheet, more preferably gold plaque, silver strip or copper sheet.
At first respectively described sheet metal is stretched, be drawn into metal handicrafts internal layer and outer field blank, as the internal layer and the skin of metal bowl, metal dish or metal cup etc., because sheet metal is thinner, the present invention preferably stretches according to following steps:
S11) be respectively that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
S12) respectively with described step S11) in the metal handicrafts that obtains base and the outer base of metal handicrafts carries out stretching second time, the second time cure process, described second time, amount of tension was 15%～25%;
S13) respectively with described step S12) base and the outer base of metal handicrafts stretches for the third time, cure process for the third time in the metal handicrafts that obtains, described amount of tension for the third time is 20%～25%;
S14) respectively with described step S13) base and the outer base of metal handicrafts carries out stretching for the 4th time, the 4th underhardening is handled in the metal handicrafts that obtains, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
At first sheet metal is carried out stretching the first time, for preventing explosion, the amount of tension that stretches preferably accounts for 25%～35% of total amount of tension for the first time, and more preferably 27%～33%.For the first time be stretched as first stretching, amount of tension can be enhanced productivity more greatly, but amount of tension is when excessive, and explosion easily takes place foil, thereby influences following process.After the first time, stretching finished, the metal handicrafts blank that obtains after stretching the described first time is carried out cleaning the first time well known to those skilled in the art and the cure process first time, obtain the first metal handicrafts internal layer blank and outer blank respectively.
Stretch for the first time finish after, respectively described first metal handicrafts internal layer blank and outer blank are carried out stretching second time, for preventing wrinkle, the amount of tension of stretching is preferably 15%～25% of total amount of tension for the second time, more preferably 18%～23%.Because sheet metal is thinner, is prone to wrinkle in drawing process, reduce the generation that the amount of tension that stretches for the second time can reduce wrinkle, make the metal handicrafts that obtains specious.After stretching finishes for the second time, the metal handicrafts blank that obtains is carried out cleaning the second time well known to those skilled in the art and the cure process second time, obtain the second metal handicrafts internal layer blank and outer blank respectively.
Stretch for the second time finish after, respectively described second metal handicrafts internal layer blank and outer blank are stretched for the third time, for preventing wrinkle, the amount of tension of La Shening is preferably 20%～25% of total amount of tension for the third time, more preferably 22%～24%.Stretching for the third time is step the most key in the whole drawing process, easily produces wrinkle when amount of tension is excessive, influences end product quality.Stretch for the third time finish after, the metal handicrafts blank that obtains is carried out well known to those skilled in the art the cleaning for the third time and cure process for the third time, obtain the 3rd metal handicrafts internal layer blank and outer blank respectively.
Stretch for the third time finish after, respectively described the 3rd metal handicrafts internal layer blank and outer blank are carried out the 4th time and stretch, be stretched as moulding process, after stretching through the 4th time, can obtain having the metal handicrafts base of given shape for the 4th time.In order to prevent explosion, the amount of tension that stretches for the 4th time is preferably 25%～30%, and more preferably 26%～29%.In the present invention, the amount of tension summation of the amount of tension that stretches the first time, the amount of tension that stretches for the second time, the amount of tension that stretches for the third time and the 4th stretching is 100%.After the 4th stretching finishes, the metal handicrafts blank that obtains is carried out the 4th time well known to those skilled in the art clean and the processing of the 4th underhardening, obtain base and outer base in the metal handicrafts respectively.
After stretched, cleaning and the cure process, promptly obtain having bowl, the interior base and the outer base of the metal handicrafts of dish, cup or other shapes.
After obtaining interior base of metal handicrafts and outer base, respectively base in the described metal handicrafts and outer base are carried out the oil pressure forming processes as required, base surface forms embossment, forms effect such as decorative pattern at described smithcraft inner skin surface outside described metal handicrafts, obtains base and outer base in the cameo metal handicraft respectively.When carrying out the oil pressure forming processes, those skilled in the art can select mould according to factors such as embossing pattern, embossment height, decorative pattern styles, determine the pressure and other parameters of oil pressure moulding,, clearly embossment or decorative pattern full until obtaining.
After obtaining interior base of cameo metal handicraft and outer base, preferably base in the described cameo metal handicraft and outer base are carried out processing such as cutting edge well known to those skilled in the art, deburring, counterweight, obtain not having sharp edges, clean interior base of cameo metal handicraft and outer base.
The outer base of base and cameo metal handicraft in the described cameo metal handicraft is cooperated, be about to that base and the outer base of cameo metal handicraft make up according to reservation shape in the described cameo metal handicraft, then the product that obtains is carried out crimping and handle.In the present invention, described crimping handle be meant adopt crimping machine with the double-deck limit that base in the described cameo metal handicraft and the outer base of described cameo metal handicraft form roll, compression moulding, obtain the seamless double-deck cameo metal handicraft of solderless.
After crimping was finished dealing with, the double-deck cameo metal handicraft that preferably will obtain cleaned and dries, Impurity removals such as oil that described double-deck cameo metal handicraft surface is adhered to or impression of the hand, and be convenient to product and preserve.
After obtaining double-deck cameo metal handicraft, to the surface of described double-deck cameo metal handicraft polish, processing such as polishing, can obtain mirror effect; When carrying out the oil pressure forming processes, selection can form the mould of shading, can obtain poster edge.
The present invention is that the sheet metal of 0.05mm～3mm is a raw material with thickness, after respectively stretched, cure process and the oil pressure forming processes, obtain base and outer base in the cameo metal handicraft, handle carrying out crimping after interior base and the cooperation of outer base then, obtain double-deck cameo metal handicraft.The present invention is drawn into sheet metal base and outer base in the metal handicrafts at first respectively, place mould to carry out the oil pressure forming processes base in the described metal handicrafts and outer base respectively then, make the outer base of described metal handicrafts surface form embossment, interior base surface formation decorative pattern, then will described outer base and interior base carry out crimping after cooperating and handle, finally obtain meticulous, attractive in appearance, solderless, seamless double-deck cameo metal handicraft.The present invention adopts the mode of crimping that interior base is connected with outer base, obtains double-deck relief handicraft seamless, solderless, makes metal handicrafts more attractive in appearance.Preparation method technology provided by the invention is simple, can make thin material metal handicrafts, and produce multiple treatment effects such as embossment, shading.Further, the present invention is divided into four times described sheet metal is stretched, and reduces foil produces explosion or wrinkle in drawing process possibility, makes the cameo metal handicraft that obtains have good surface appearance.
In order to further specify the present invention, the preparation method of cameo metal handicraft provided by the invention is described in detail below in conjunction with embodiment.
Embodiment 1
Be that 0.26mm, length are that 300mm, width are that the gold plaque of 300mm is that 30mm, the rim of a bowl diameter are the gold bowl of 80mm for the feedstock production height with thickness:
Place mould to carry out stretching the first time described gold plaque, first amount of tension that stretches is 30%;
To carry out the cleaning first time and carry out the stretching second time after the surperficial cure process for the first time through the outer blank of golden bowl that stretches for the first time, the amount of tension of stretching be 20% for the second time;
To carry out cleaning the second time and stretching for the third time after the surperficial cure process for the second time through the outer blank of gold bowl that stretches for the second time, the amount of tension of La Shening be 23% for the third time;
To clean for the third time and carry out the 4th time after the surperficial cure process for the third time through the outer blank of gold bowl that stretches for the third time and stretch, the amount of tension that stretches for the 4th time be 27%;
After will carrying out the 4th cleaning and the 4th subsurface cure process through the outer blank of the metal bowl of the 4th stretching, in the lotus mould, carry out the oil pressure forming processes, obtain the outer blank of metal bowl that the surface has the lotus embossment, the outer blank of described metal bowl is carried out cutting edge, deburring and counterweight handle;
Place mould to carry out stretching the first time described gold plaque, first amount of tension that stretches is 30%;
To carry out the cleaning first time and carry out the stretching second time after the surperficial cure process for the first time through a golden bowl internal layer blank that stretches for the first time, the amount of tension of stretching be 20% for the second time;
To carry out cleaning the second time and stretching for the third time after the surperficial cure process for the second time through the gold bowl internal layer blank that stretches for the second time, the amount of tension of La Shening be 23% for the third time;
To clean for the third time and carry out the 4th time after the surperficial cure process for the third time through a gold bowl internal layer blank that stretches for the third time and stretch, the amount of tension that stretches for the 4th time be 27%;
After will carrying out the 4th cleaning and the 4th subsurface cure process through the metal bowl internal layer blank of the 4th stretching, in perpendicular line mould, carry out the oil pressure forming processes, obtain the metal bowl internal layer blank that the surface has perpendicular line, described metal bowl internal layer blank is carried out cutting edge, deburring and counterweight handle;
The outer blank of described metal bowl internal layer blank and described metal bowl is cooperated, after its center fixation, place the flanging horizontal stroke to carry out crimping on two-layer bowl limit and handle, after crimping is finished, after the product that obtains cleaned, dries, obtain the gold bowl.
Exquisite appearance, the impression of described gold bowl are full, situations such as wrinkle, sand holes, fracture do not occur.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the preparation method of a cameo metal handicraft comprises:
A) with thickness be that the sheet metal of 0.05mm～3mm stretches, after the cure process, obtain the metal handicrafts base;
B) described metal handicrafts base is carried out the oil pressure forming processes, obtain the cameo metal handicraft.
2. preparation method according to claim 1 is characterized in that, described step a) comprises:
A1) be that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
A2) with described step a1) the metal handicrafts base that obtains carries out stretching the second time, cure process for the second time, and described second time, amount of tension was 15%～25%;
A3) with described step a2) the metal handicrafts base that obtains stretches for the third time, cure process for the third time, and described amount of tension for the third time is 20%～25%;
A4) with described step a3) the metal handicrafts base that obtains carries out stretching for the 4th time, the 4th underhardening is handled, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
3. preparation method according to claim 1 is characterized in that, described sheet metal is gold plaque, silver strip or copper sheet.
4. preparation method according to claim 1 is characterized in that, the thickness of described sheet metal is 0.2mm～0.3mm.
5. the preparation method of a double-deck cameo metal handicraft comprises:
S1) with thickness be that the sheet metal of 0.05mm～3mm stretches respectively, after the cure process, obtain base and the outer base of metal handicrafts in the metal handicrafts;
S2) respectively the outer base of base and metal handicrafts in the described metal handicrafts is carried out the oil pressure forming processes, obtain base and the outer base of cameo metal handicraft in the cameo metal handicraft;
S3) handle carrying out crimping after the outer base cooperation of base and cameo metal handicraft in the described cameo metal handicraft, obtain double-deck cameo metal handicraft.
6. preparation method according to claim 5 is characterized in that, described step S1) specifically comprise:
S11) be respectively that the sheet metal of 0.05mm～3mm carries out stretching the first time, cure process for the first time with thickness, described first time, amount of tension was 25%～35%;
S12) respectively with described step S11) in the metal handicrafts that obtains base and the outer base of metal handicrafts carries out stretching second time, the second time cure process, described second time, amount of tension was 15%～25%;
S13) respectively with described step S12) base and the outer base of metal handicrafts stretches for the third time, cure process for the third time in the metal handicrafts that obtains, described amount of tension for the third time is 20%～25%;
S14) respectively with described step S13) base and the outer base of metal handicrafts carries out stretching for the 4th time, the 4th underhardening is handled in the metal handicrafts that obtains, described the 4th amount of tension and amount of tension for the first time, for the second time amount of tension and for the third time the summation of amount of tension be 100%.
7. preparation method according to claim 5 is characterized in that, described sheet metal is gold plaque, silver strip or copper sheet.
8. preparation method according to claim 5 is characterized in that, the thickness of described sheet metal is 0.2mm～0.5mm.
9. preparation method according to claim 5 is characterized in that, at described step S3) also comprise before:
Respectively the outer base of base and cameo metal handicraft in the described cameo metal handicraft is carried out cutting edge, deburring processing.
10. according to any described preparation method of claim 5～9, it is characterized in that described metal handicrafts is metal bowl, metal dish or metal cup.
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| CN2011102109132A CN102294930A (en) | 2011-07-26 | 2011-07-26 | Manufacturing method of embossed metal craft |
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| CN2011102109132A CN102294930A (en) | 2011-07-26 | 2011-07-26 | Manufacturing method of embossed metal craft |
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| CN102294930A true CN102294930A (en) | 2011-12-28 |
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| CN103935173A (en) * | 2014-03-26 | 2014-07-23 | 深圳市崇宁实业有限公司 | Processing method of double-sided micro-carved metal flake accessory |
| CN104943462A (en) * | 2014-03-26 | 2015-09-30 | 北京汉今国际文化发展有限公司 | Double-faced relief noble metal foil and forming process thereof |
| CN105013940A (en) * | 2014-04-30 | 2015-11-04 | 北京汉今国际文化发展有限公司 | Double-faced embossment precious metal foil piece and molding technology thereof |
| CN107713586A (en) * | 2017-11-08 | 2018-02-23 | 深圳市金宝盈文化股份有限公司 | A kind of noble metal Double-layer bowl and preparation method thereof |
| CN109263385A (en) * | 2018-09-20 | 2019-01-25 | 广州市飞时达钟表有限公司 | A kind of preparation method of embossment wrist-watch gold dial plate |
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| CN102106631A (en) * | 2009-12-25 | 2011-06-29 | 上海造币有限公司 | Preparation method of for -sided embossed leaf metal souvenir badge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103935173A (en) * | 2014-03-26 | 2014-07-23 | 深圳市崇宁实业有限公司 | Processing method of double-sided micro-carved metal flake accessory |
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| CN109263385A (en) * | 2018-09-20 | 2019-01-25 | 广州市飞时达钟表有限公司 | A kind of preparation method of embossment wrist-watch gold dial plate |
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Application publication date: 20111228 |