CN103750607A - Gold jewelry and processing method thereof - Google Patents
Gold jewelry and processing method thereof Download PDFInfo
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- CN103750607A CN103750607A CN201410052531.5A CN201410052531A CN103750607A CN 103750607 A CN103750607 A CN 103750607A CN 201410052531 A CN201410052531 A CN 201410052531A CN 103750607 A CN103750607 A CN 103750607A
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Abstract
The invention discloses a gold jewelry which comprises a barrel, wherein the barrel comprises at least one cylindrical component; each cylindrical component comprises a barrel wall; and the wall thickness at all parts of the cylindrical component is equal, so that the compressive strength of the cylindrical components is greatly improved. The invention further discloses a processing method of the gold jewelry, which comprises the steps of manufacturing an inner cavity mold in a shape of an inner cavity of each cylindrical component, and an outer cavity mold in a shape of an outer cavity of each cylindrical component, pouring first wax into the inner cavity mold to form an inner cavity wax mold with the same shape as the inner cavity of each cylindrical component, fixing the inner cavity wax mold in a mold cavity of the outer cavity mold, allowing a gap value between the inner cavity wax mold and the mold cavity to be constant and equal, pouring second wax into a gap to form an outer cavity wax mold with the same shape as the barrel wall of each cylindrical component, and manufacturing the cylindrical component according to the outer cavity wax mold. The wall thickness of the obtained cylindrical components at all the parts is equal. The producing method can manufacture the cylindrical components with the equal wall thickness value.
Description
Technical field
The present invention relates to gold jewelry field, in particular, relate to the processing method of a kind of gold jewelry and gold jewelry.
Background technology
Hollow gold jewelry is on the market worn while using daily, and being subject to slight pressure can compressive deformation, is difficult to return to original-pack after distortion, and impact is worn and used, and gold jewelry is noble metal, loses larger.
Summary of the invention
One of technical problem to be solved by this invention is to provide a kind of gold jewelry that increases compression strength.
The object of the invention is to be achieved through the following technical solutions:
A gold jewelry, comprises cylindrical shell, and described cylindrical shell comprises at least one cylindrical part, and described cylindrical part comprises barrel, and the barrel thickness of described cylindrical part everywhere equates.
Further, the middle part of described barrel, to cylindrical part sunken inside, forms the barrel of the indent of arc.The cylindrical part of closing waist type can further improve the pressure that cylindrical part can bear, and pressure that cylindrical part bears is shared more even, improves the compression strength of cylindrical part.
Further, described cylindrical shell comprises at least two cylindrical parts, and described cylindrical part comprises the first port and the second port; Salty the closing of first end of the second port of described upper level cylindrical part and next stage cylindrical part, the axis of described cylindrical shell is curved line.The cylindrical shell being connected to form by least two cylindrical parts like this, when bearing extraneous pressure, lifting surface area is larger, thereby reduce the pressure values of bearing in cylindrical shell unit are, so just further improved the compression strength that cylindrical shell can bear, the axis of cylindrical shell is arc, when cylindrical shell is subject to one-sided impulsive force, can prevent that one-sided impulsive force from bending cylindrical shell, thereby improve the bending strength of cylindrical shell, further improve the stability of jewellery when wearing, reduce the damage of parts, extend jewellery service life.
Further, the coincidence position of adjacent two cylindrical parts forms protuberance, and the surface of described protuberance is smooth.When wearing jewellery, can prevent that the sharp-pointed position of cylindrical shell from scratching, shouting pain skin like this, make wearing ornaments more comfortable.
Further, described barrel thickness is not more than 0.6 millimeter.The thickness of traditional product processing is all more than 0.6 millimeter, the wall thickness of traditional product is inhomogeneous, and the wall thickness value of cylindrical part is uniform below 0.6 millimeter, so with respect to traditional product, cylindrical part has been saved a large amount of materials, greatly alleviated the weight of cylindrical part, gold expensive, has alleviated the weight of the cylindrical part of jewellery, can save gold resource, use gold resource more efficiently, and can reduce the price of jewellery, give consumer with material benefit.
Further, described barrel thickness is at 0.3 millimeter to 0.6 millimeter.Cylindrical part wall thickness value can also be worked into 0.3 millimeter to 0.6 millimeter, like this can be more frivolous, further save raw material, and weight reduction, at this moment the compression strength of cylindrical part also meets user demand simultaneously.
Existing jewelry parts is in different positions, the wall thickness of jewelry parts is not identical, jewelry parts comprises the thin-walled position thinner with wall thickness and the thicker heavy wall position of wall thickness, the wall thickness at the wall ratio heavy wall position at thin-walled position is little, when jewelry parts is subject to extraneous pressure, because the wall thickness at thin-walled position is less, the wall thickness dimension variation of jewelry parts can cause stress to be concentrated, the pressure that jewelry parts is born will mainly concentrate on thin-walled position, and the wall thickness at thin-walled position is less, so when jewelry parts is born extraneous pressure when larger, just may cause jewelry parts at thin-walled position, first to occur depression or fracture, damage jewellery, the present invention is because the wall thickness value of cylindrical part on the cross section in cylindrical part everywhere all equates, the structure that this wall thickness is equal has avoided cylindrical part to occur the situation at thin-walled position and heavy wall position, so just avoided cylindrical part stress when bearing identical pressure to concentrate on the position that wall thickness is thinner.When existing jewelry parts is born extraneous pressure, different because of the wall thickness of jewelry parts everywhere, so the pressure size that everywhere can be born is different, can rupture at first in the minimum pressure place can bear, thereby cause the damage of jewelry parts; When this cylindrical part bears pressure, everywhere barrel has on average been shared extraneous pressure, bear identical pressure, avoided because to bear pressure excessive and make cylindrical part fracture in certain, cylindrical part evenly bears pressure, thereby has greatly improved the compression strength of cylindrical part, facilitate jewellery assembling, wear and use, also can extend the service life of cylindrical part, reduce the cost of repairs of jewellery.
Another technical problem to be solved by this invention is to provide a kind of processing method that increases the gold jewelry of compression strength.
The object of the invention is to be achieved through the following technical solutions:
A processing method for gold jewelry, comprising:
Manufacture the interior cavity mould of cylindrical part cavity shape, and the outer cavity mould of the outer cavity shape of cylindrical part,
The first wax is poured in interior cavity mould, forms the inner chamber wax-pattern consistent with cylindrical part cavity shape;
Inner chamber wax-pattern is fixed in the die cavity of outer cavity mould, makes constant the equating of gap width between inner chamber wax-pattern and described die cavity, then the second wax is poured in gap, form the exocoel wax-pattern identical with the barrel shape size of cylindrical part;
According to exocoel wax-pattern, manufacture cylindrical part, the barrel thickness of the cylindrical part everywhere obtaining equates.
Further, the manufacture of described interior cavity mould and outer cavity mould comprises, use microcomputer modelling instrument to draw out the accurate model of interior cavity mould and outer cavity mould, according to accurate model, use precise machining equipment to produce the interior cavity mould measure-alike with the cavity shape of cylindrical part and the outer cavity mould identical with the exocoel geomery of cylindrical part.Use microcomputer modelling and precise machining equipment in industrial production, to use in a large number, at gold jewelry production field, use and can be used for promoting precise machining equipment, improve efficiency and the precision of gold jewelry processing, convenient manufacture used, and is convenient to the lifting of technology.
Further, the second wax is being poured in gap, is forming after the exocoel wax-pattern identical with the barrel shape size of cylindrical part, described exocoel wax-pattern and described inner chamber wax-pattern are being separated, obtain exocoel wax-pattern, again exocoel wax-pattern is put into the gypsum being diluted with water, after gypsum sets, slough the exocoel wax-pattern in gypsum, obtain the cylindrical cavity identical with cylindrical part geomery, then Jinsui River is injected to described cylindrical cavity, after the coagulation forming of Jinsui River, the demoulding obtains cylindrical part.Gypsum can be diluted with water, be convenient to make different shapes, plasticity is good, after solidifying, there is fixing shape, easy to use, the resistance to elevated temperatures of plaster mold is better, and can guarantee shape precision and dimensional accuracy, after Jinsui River is injected, can guarantee the formed precision of cylindrical part, and cylindrical part is convenient in demoulding.
Further, described the first wax is water-soluble wax, and described water-soluble wax is solid-state at normal temperatures, can manufacture fixing shape, and heating can become liquid state, and described water-soluble wax can be dissolved in preparation, and described the second wax can not be dissolved in described preparation.Use the first moulding of water-soluble wax, again it is dissolved, can when being used, needs allow so the water-soluble wax be solid-state, when not needing to use, water-soluble wax is dissolved, easy to use, flexibly, the second wax can not be dissolved in described preparation, just can, when water-soluble wax is dissolved, not affect the shape and size of outer cavity mould, thereby obtain needed outer cavity mould.
The wall thickness value that this production method of the present invention can realize the cylindrical part of production is equivalent, and wall thickness value all identical cylindrical part compression strength is higher, and the stability of wearing use is better, easy to use.And this production method is convenient to realize industrialized mass, only need to produce corresponding mould, and guarantee the precision of mould, just can more conveniently control the wall thickness value of cylindrical part, in industrial production, do not need to drop into a large amount of costs yet, be convenient to promote the use of; The cast of use Jinsui River, can guarantee that the fineness of gold of cylindrical part is high, is difficult for introducing other impurity; When cast, the gap width of mould is equivalent, can be so that liquid Jinsui River be when entering mould, and cooling speed is even, reduces the appearance of the flaws such as eyelet, improves the yields of product, thereby reduces costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing jewelry parts;
Fig. 2 is the structural representation of the cylindrical part of the embodiment of the present invention;
Fig. 3 is the structural representation of the cylindrical shell of the embodiment of the present invention;
The flow chart of the cylindrical part processing method of Fig. 4 inventive embodiments.
Wherein: 1, outer surface, 2, hollow section, 3, heavy wall position, 4, thin-walled position, 10, cylindrical part, the 11, first port, 12, the second port, 13, barrel, 14, parts cavity, 20, middle cylindrical part, 21, the first cylindrical part, the 22, second cylindrical part, the 23, first protuberance, 24, the second protuberance, 25, axis.
The specific embodiment
A gold jewelry, comprises cylindrical part, and described cylindrical part comprises barrel, it is characterized in that, the barrel thickness of described cylindrical part everywhere equates.
Because the wall thickness value of cylindrical part on the cross section in cylindrical part everywhere all equates, the structure that this wall thickness is equal has avoided cylindrical part to occur the situation at thin-walled position and heavy wall position, has so just avoided cylindrical part stress when bearing identical pressure to concentrate on the position that wall thickness is thinner.When this cylindrical part bears pressure, the pressure that everywhere barrel bears is all identical, on average shared extraneous pressure, avoided because to bear pressure excessive and make cylindrical part fracture in certain, cylindrical part evenly bears pressure, thereby has greatly improved the compression strength of cylindrical part, facilitate jewellery assembling, wear and use, also can extend the service life of cylindrical part, reduce the cost of repairs of jewellery.
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
As shown in Figure 1, existing jewelry parts, jewelry parts is cylindrical, and the inside of jewelry parts is provided with hollow section 2, and the shape of hollow section 2 is the cylindrical of rule, and the outside of jewelry parts is outer surface 1, outer surface 1 is scraggly.Like this in the different position of jewelry parts, the wall thickness of jewelry parts is not identical, jewelry parts 1 comprises the thin-walled position 4 thinner with wall thickness and the thicker heavy wall position 3 of wall thickness, the wall thickness at the wall ratio heavy wall position 3 at thin-walled position 4 is little, when jewelry parts is subject to extraneous pressure, for example, when pressure-acting is on the outer surface 1 of jewelry parts, because the wall thickness at thin-walled position 4 is less, the wall thickness dimension variation of jewelry parts can cause stress to be concentrated, the pressure that jewelry parts is born will mainly concentrate on 4 places, thin-walled position, and the wall thickness at thin-walled position 4 is less, so when jewelry parts is born extraneous pressure when larger, just may cause jewelry parts at 4 places, thin-walled position, first to occur depression or fracture, damage jewellery, because this province of gold material is softer, so situation occurs more in gold jewelry like this, gold is again noble metal, be worth expensive, once damage, lose larger.
As shown in Figure 2, in the present embodiment, gold jewelry comprise cylindrical shell, cylindrical shell comprises cylindrical part 10, cylindrical part 10 is cylindric, comprise parts cavity 14, cylindrical part 10 comprises barrel 13, and first port 11 and the second port one 2, the first port 11 and the second port one 2 are oppositely arranged, barrel 13 is between the first port 11 and the second port one 2, barrel 13 connects the first port 11 and the second port one 2, barrel 13 is closing waist shape, inner recess to cylindrical part 10, barrel 13 is from the first port 11s, recessed to the inside of cylindrical part 10 with level and smooth curve, be reduced to after minimum point, with level and smooth curve, stretch out, connect the second port one 2.Cross section in cylindrical part 10 everywheres, barrel 13 one-tenth-value thickness 1/10s of cylindrical part 10 all equate, the structure that this wall thickness is equal has avoided cylindrical part 10 to occur the situation at thin-walled position and heavy wall position, has so just avoided cylindrical part 10 stress when bearing identical pressure to concentrate on the position that wall thickness is thinner.When existing jewelry parts is born extraneous pressure, different because of the wall thickness of jewelry parts everywhere, so the pressure size that everywhere can be born is different, can rupture at first in the minimum pressure place can bear, thereby cause the damage of jewelry parts; When the cylindrical part 10 in the present embodiment bears pressure, everywhere barrel 13 has on average been shared extraneous pressure, bear identical pressure, avoided because to bear pressure excessive and make cylindrical part 10 fracture in certain, cylindrical part 10 evenly bears pressure, thereby has greatly improved the compression strength of cylindrical part 10, facilitate jewellery assembling, wear and use, also can extend the service life of cylindrical part, reduce the cost of repairs of jewellery.
In the present embodiment, the wall thickness value of cylindrical part 10 can be processed below 0.6 millimeter, and the thickness of traditional product processing is all more than 0.6 millimeter, the wall thickness of traditional product is inhomogeneous, and the wall thickness value of cylindrical part 10 in the present embodiment is uniform below 0.6 millimeter, so with respect to traditional product, this cylindrical part 10 has been saved a large amount of materials, greatly alleviated the weight of cylindrical part 10, gold expensive, alleviated the weight of the cylindrical part 10 of jewellery, can save gold resource and social resources, use gold resource more efficiently, and can reduce the price of jewellery, give consumer with material benefit.The wall thickness value of this product can also be worked into 0.3 millimeter to 0.6 millimeter, like this can be more frivolous, further save raw material, and weight reduction, at this moment the compression strength of cylindrical part also meets user demand simultaneously.Certainly, barrel 13 one-tenth-value thickness 1/10s of cylindrical part 10 can be also other values of 0.4 millimeter, 0.5 millimeter or 0.3 millimeter to 0.6 millimeter.
The barrel 13 of cylindrical part 10 also can other shape, and for example linear, the wall thickness value that only needs cylindrical part 10 is consistent.
As shown in Figure 3, the present invention interconnects by a plurality of cylindrical parts the cylindrical shell forming, for example use two cylindrical parts, the second port one 2 of a cylindrical part 10 is mutually alignd and is fixedly connected with the first port 11 of another cylindrical part, just formed the combination of two cylindrical parts, in the present embodiment, use three cylindrical shells that cylindrical part 10 is connected to form, cylindrical part 20 in the middle of cylindrical shell comprises, in one end of middle cylindrical part 20, being provided with the first cylindrical part 21 is fixedly connected with middle cylindrical part 20, at the other end of middle cylindrical part 20, being provided with the second cylindrical part 22 is fixedly connected with middle cylindrical part 20, the wall thickness of the everywhere of cylindrical shell all equates.The cylindrical shell being connected to form by three cylindrical parts like this, when bearing extraneous pressure, lifting surface area is larger, thereby reduces the pressure values of bearing in cylindrical shell unit are, has so just further improved the compression strength that cylindrical shell can bear.
The first cylindrical part 21 interconnects with level and smooth curve with middle cylindrical part 20, forms the first jut 23, the first jut 23 smooth outer surfaces; The second cylindrical part 22 interconnects with level and smooth curve equally with middle cylindrical part 20, form the second jut 24, the second jut 24 smooth outer surfaces, like this when wearing jewellery, the sharp-pointed position that can prevent cylindrical shell scratches, shouting pain skin, makes wearing ornaments more comfortable.
While being interconnected by two cylindrical parts, the protuberance that interconnective position forms, the outer surface of this protuberance is smooth, conveniently wears.
As shown in Figure 3, in the present embodiment, middle cylindrical part 20 and the first cylindrical part 21, the second cylindrical part 22 all have central shaft, after middle cylindrical part 20 is connected with the first cylindrical part 21, the second cylindrical part 22, the axis 25 forming is arc line shapeds, and the structure of this arc line shaped can increase the compression strength of cylindrical shell.When cylindrical shell length is longer, bending strength can decline, adopt such connected mode, when cylindrical shell is subject to one-sided impulsive force, can prevent that one-sided impulsive force from bending cylindrical shell, thereby improve the bending strength of cylindrical shell, further improve the stability of jewellery when wearing, reduce the damage of parts, extend jewellery service life.
At the openend of cylindrical shell, wedge angle is all fallen as smooth fillet, when wearing jewellery, can prevent that the sharp-pointed position of cylindrical shell from scratching, shouting pain skin like this, make wearing ornaments more comfortable.
As shown in Figure 4, the production method of this cylindrical part, comprises the following steps:
Steps A, cavity mould in manufacturing: the interior cavity mould of cylindrical part cavity shape is manufactured in fine finishining;
Step B, casting inner chamber wax-pattern: the first wax is poured in interior cavity mould, forms the inner chamber wax-pattern consistent with cylindrical part cavity shape;
Step C, manufactures outer cavity mould: the outer cavity mould of fine finishining, the die cavity of outer cavity mould and the external shape of cylindrical part are measure-alike;
Step D, inner chamber wax-pattern is fixed in exocoel wax-pattern: the inner chamber wax-pattern of making moulding is fixed in the die cavity of outer cavity mould, fixedly during inner chamber wax-pattern, guarantee that inner chamber wax-pattern is constant identical with the gap width between outer cavity mould, this gap width just equals the wall thickness value of cylindrical part;
Step e, casting exocoel wax-pattern: pour into a mould the second wax in the gap between inner chamber wax-pattern and outer cavity mould, as polyethylene, after moulding, this part is exactly the exocoel wax-pattern of the barrel of cylindrical part, constant the equating of wall thickness value of the exocoel wax-pattern obtaining,, this one-tenth-value thickness 1/10 equates with the one-tenth-value thickness 1/10 of cylindrical part;
Step F, exocoel wax-pattern and the demoulding of inner chamber wax-pattern: can use the solvent that chemical solvent or water etc. can dissolve inner chamber wax-pattern that inner chamber wax-pattern is dissolved, the inner chamber wax-pattern of solid state is become to liquid state or other states, thereby with the demoulding of exocoel wax-pattern, the second wax can not be dissolved in described solvent, and described solvent can not impact the solid state of the second wax;
Step G, makes plaster mold according to exocoel wax-pattern: after exocoel wax-pattern and inner chamber wax-pattern are separated, obtain exocoel wax-pattern, again exocoel wax-pattern is put into the gypsum being diluted with water, after gypsum sets, slough the exocoel wax-pattern in gypsum, obtain the cylindrical cavity identical with cylindrical part geomery;
Step H, cast Jinsui River: described cylindrical cavity is injected in Jinsui River, treat Jinsui River coagulation forming;
Step I, shaping and demoulding: Jinsui River becomes after solid state, checks its state, and shaping and demoulding obtains cylindrical part.
In above-mentioned steps F, the first wax can be used water-soluble wax, odium stearate for example, can use chemicals or water like this, water-soluble wax is dissolved, because the barrel of cylindrical part is the cast of the second wax, this the second wax is insoluble in above-mentioned chemicals or water, as polyethylene, so after the inner chamber wax-pattern of the water-soluble waxed one-tenth of exocoel wax-pattern inside is dissolved, what obtain is exactly the model of the cylindrical part the same with cylindrical part shape size, constant the equating of wall thickness value of this model wall thickness value and cylindrical part.In step F, also can use other modes by exocoel wax-pattern and the demoulding of inner chamber wax-pattern, the method for mechanical stripping for example, is used and dissolves the shape and size that the method for inner chamber wax-pattern can greatly surface breakdown exocoel wax-pattern, guarantees the precision of exocoel wax-pattern.
Like this, obtained manufacturing the exocoel wax-pattern of cylindrical part, then this exocoel wax-pattern has been put into gypsum, obtained the plaster mold of same size, just can be used for having produced the cylindrical part of gold.
In the process of production mould, it is more accurate that the precision of interior cavity mould and outer cavity mould and size need to be controlled, when production mould, traditional manual mfg. moulding die can not meet this demand, can use microcomputer modelling instrument to draw out the accurate model of interior cavity mould and outer cavity mould, according to accurate model, use precise machining equipment to produce the interior cavity mould measure-alike with the cavity shape of cylindrical part and the outer cavity mould identical with the exocoel geomery of cylindrical part.Use microcomputer modelling and precise machining equipment in industrial production, to use in a large number, at gold jewelry production field, use and can be used for promoting precise machining equipment, improve efficiency and the precision of gold jewelry processing, convenient manufacture used, and is convenient to the lifting of technology.Numerical control production equipment can be realized and producing in enormous quantities under the prerequisite that guarantees precision, meets industrial requirement, so this occupation mode has applicability more widely.
The wall thickness value that this production method can realize the cylindrical part of production is equivalent, and wall thickness value all identical cylindrical part compression strength is higher, and the stability of wearing use is better, easy to use.And this production method is convenient to realize industrialized mass, only need to produce corresponding mould, and guarantee the precision of mould, just can more conveniently control the wall thickness value of cylindrical part, in industrial production, do not need to drop into a large amount of costs yet, be convenient to promote the use of.When cast, the gap width of mould is equivalent, can be so that liquid Jinsui River be when entering mould, and cooling speed is even, reduces the appearance of the flaws such as eyelet, improves the yields of product, thereby reduces costs.
In addition, the gold jewelry manufacture method that in manufacturing, use is electroplated in addition, and the hardness of gold is lower, so generally can add other metal to improve the hardness of jewellery when electroplating, the purity of gold will reduce like this, and this production method is to use Jinsui River moulding by casting that purity is very high, the purity of produced like this gold jewelry is just relatively high, the interests that more meet consumer, and, the wall thickness value of the cylindrical part that this method is produced equates, when cylindrical part bears pressure, the pressure that everywhere barrel bears is all identical, on average shared extraneous pressure, avoided because to bear pressure excessive and make cylindrical part fracture in certain, cylindrical part evenly bears pressure, thereby greatly improved the compression strength of cylindrical part, like this, both guaranteed the purity of gold jewelry, the compression strength that can guarantee again gold jewelry is higher.
This production method can make the wall thickness value of cylindrical part below 0.6 millimeter, and the thickness of traditional product is all more than 0.6 millimeter, the wall thickness of traditional product is inhomogeneous, and the wall thickness value of the cylindrical part that this method is produced is uniform below 0.6 millimeter, so with respect to traditional product, this method has been saved a large amount of materials, greatly alleviated the weight of cylindrical part, gold expensive, alleviated the weight of the cylindrical part of jewellery, can save gold resource, use gold resource more efficiently, and can reduce the price of jewellery, give consumer with material benefit.The wall thickness value of the product that this method is produced, like this can be more frivolous at 0.3 millimeter to 0.6 millimeter, further saves raw material, weight reduction, and at this moment the tensile strength of cylindrical part also meets user demand simultaneously.The wall thickness value of the cylindrical part that certainly, this method is produced can be also other values between 0.4 millimeter, 0.5 millimeter or 0.3 millimeter to 0.6 millimeter.
When cast Jinsui River, that the end face of cylindrical part can be poured into a mould is smooth, avoids occurring wedge angle, affects the use of cylindrical part.
In step D, when inner chamber wax-pattern is fixed in the die cavity of outer cavity mould, need to guarantee that the gap width between the die cavity of inner chamber wax-pattern and outer cavity mould equates everywhere, this control can realize by the mode that locating hole and alignment pin match is set, can more conveniently operate so aborning, improve the efficiency of producing.
Described water-soluble wax is a kind of material that can be dissolved in certain solvents such as alcohol etc., is solid-state at normal temperatures, can form fixing shape, when running into specific solvent, just can be dissolved in this solvent, thereby discharge.The second wax can not be dissolved in the solvent that water-soluble wax can dissolve, thereby when dissolving water-soluble wax, can not affect the outer cavity mould of the waxed one-tenth of the second.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a gold jewelry, comprises cylindrical shell, and described cylindrical shell comprises at least one cylindrical part, and described cylindrical part comprises barrel, it is characterized in that, the barrel thickness of described cylindrical part everywhere equates.
2. a kind of gold jewelry as claimed in claim 1, is characterized in that, the middle part of described barrel, to cylindrical part sunken inside, forms the barrel of the indent of arc.
3. a kind of gold jewelry as claimed in claim 2, is characterized in that, described cylindrical shell comprises at least two cylindrical parts, and described cylindrical part comprises the first port and the second port; Salty the closing of first end of the second port of described upper level cylindrical part and next stage cylindrical part, the axis of described cylindrical shell is curved line.
4. a kind of gold jewelry as claimed in claim 3, is characterized in that, the coincidence position of adjacent two cylindrical parts forms protuberance, and the surface of described protuberance is smooth.
5. a kind of gold jewelry as described in as arbitrary in claim 1 to 4, is characterized in that, described barrel thickness is not more than 0.6 millimeter.
6. a kind of gold jewelry as claimed in claim 5, is characterized in that, described barrel thickness is at 0.3 millimeter to 0.6 millimeter.
7. a processing method for gold jewelry, is characterized in that, comprising:
Manufacture the interior cavity mould of cylindrical part cavity shape, and the outer cavity mould of the outer cavity shape of cylindrical part,
The first wax is poured in interior cavity mould, forms the inner chamber wax-pattern consistent with cylindrical part cavity shape;
Inner chamber wax-pattern is fixed in the die cavity of outer cavity mould, makes constant the equating of gap width between inner chamber wax-pattern and described die cavity, then the second wax is poured in gap, form the exocoel wax-pattern identical with the barrel shape size of cylindrical part;
According to exocoel wax-pattern, manufacture cylindrical part, the barrel thickness of the cylindrical part everywhere obtaining equates.
8. the processing method of a kind of gold jewelry as claimed in claim 7, it is characterized in that, the manufacture of described interior cavity mould and outer cavity mould comprises, use microcomputer modelling instrument to draw out the accurate model of interior cavity mould and outer cavity mould, according to accurate model, use precise machining equipment to produce the interior cavity mould measure-alike with the cavity shape of cylindrical part and the outer cavity mould identical with the exocoel geomery of cylindrical part.
9. the processing method of a kind of gold jewelry as claimed in claim 7, it is characterized in that, the second wax is being poured in gap, form after the exocoel wax-pattern identical with the barrel shape size of cylindrical part, described exocoel wax-pattern and described inner chamber wax-pattern are separated, obtain exocoel wax-pattern, again exocoel wax-pattern is put into the gypsum being diluted with water, after gypsum sets, slough the exocoel wax-pattern in gypsum, obtain the cylindrical cavity identical with cylindrical part geomery, then Jinsui River is injected to described cylindrical cavity, after the coagulation forming of Jinsui River, the demoulding obtains cylindrical part.
10. the processing method of a kind of gold jewelry as claimed in claim 7, described the first wax is water-soluble wax, described water-soluble wax is solid-state at normal temperatures, can manufacture fixing shape, heating can become liquid state, described water-soluble wax can be dissolved in preparation, and described the second wax can not be dissolved in described preparation.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104687660A (en) * | 2015-02-09 | 2015-06-10 | 陈朝孟 | Processing technology of internal hollow gold finger ring |
| CN104999037A (en) * | 2015-08-21 | 2015-10-28 | 东方电气集团东方汽轮机有限公司 | Concreting system for thin-walled cylindrical part and precision casting formation method |
| CN107334232A (en) * | 2017-08-08 | 2017-11-10 | 深圳市星雅珠宝有限公司 | A kind of manufacture method of hollow diamond ring and hollow diamond ring structure |
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| CN104687660B (en) * | 2015-02-09 | 2016-08-24 | 王锷 | Internal hollow out gold ring processing technique |
| CN104999037A (en) * | 2015-08-21 | 2015-10-28 | 东方电气集团东方汽轮机有限公司 | Concreting system for thin-walled cylindrical part and precision casting formation method |
| CN107334232A (en) * | 2017-08-08 | 2017-11-10 | 深圳市星雅珠宝有限公司 | A kind of manufacture method of hollow diamond ring and hollow diamond ring structure |
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| Publication number | Publication date |
|---|---|
| CN103750607B (en) | 2016-04-20 |
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Address after: Yantian District of Shenzhen city in Guangdong province 518000 comprehensive building Beishan Industrial Zone 3F1-F8 and the exhibition hall (only office) Patentee after: SHENZHEN BATAR INVESTMENT HOLDING GROUP CO., LTD. Address before: Yantian District of Shenzhen city in Guangdong province 518000 comprehensive building Beishan Industrial Zone 3F1-F8 and the exhibition hall (only office) Patentee before: Shenzhen Baitai Jewellery Co., Ltd. |