CN201333526Y - Repaired mouth alloy smelting and granulating device for jewelry - Google Patents
Repaired mouth alloy smelting and granulating device for jewelry Download PDFInfo
- Publication number
- CN201333526Y CN201333526Y CNU2008201805741U CN200820180574U CN201333526Y CN 201333526 Y CN201333526 Y CN 201333526Y CN U2008201805741 U CNU2008201805741 U CN U2008201805741U CN 200820180574 U CN200820180574 U CN 200820180574U CN 201333526 Y CN201333526 Y CN 201333526Y
- Authority
- CN
- China
- Prior art keywords
- crucible
- graphite
- molten metal
- granulation device
- liquid flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000956 alloy Substances 0.000 title claims abstract description 34
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 31
- 238000003723 Smelting Methods 0.000 title claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 58
- 239000010439 graphite Substances 0.000 claims abstract description 58
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000005469 granulation Methods 0.000 claims abstract description 24
- 230000003179 granulation Effects 0.000 claims abstract description 24
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000498 cooling water Substances 0.000 claims abstract description 20
- 230000006698 induction Effects 0.000 claims abstract description 14
- 229910052786 argon Inorganic materials 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 16
- 229910001220 stainless steel Inorganic materials 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 22
- 239000007789 gas Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 229910001092 metal group alloy Inorganic materials 0.000 abstract description 2
- 229910000510 noble metal Inorganic materials 0.000 abstract description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
- 241001062472 Stokellia anisodon Species 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 230000009347 mechanical transmission Effects 0.000 abstract 1
- 230000008018 melting Effects 0.000 description 19
- 238000002844 melting Methods 0.000 description 18
- 238000013461 design Methods 0.000 description 6
- 238000005275 alloying Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000008188 pellet Substances 0.000 description 4
- 238000010301 surface-oxidation reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007499 fusion processing Methods 0.000 description 2
- 239000013528 metallic particle Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model relates to a prilling granulator is smelted to repaired mouth alloy for ornament, it includes intermediate frequency induction power supply, induction coil, crucible, stifled hole device, cooling water tank, temperature measuring device and rotatory prilling granulator, adopts intermediate frequency induction to smelt and centrifugal granulation's method preparation ornament with repaired mouth alloy particle, is provided with electrical heating induction coil outside the crucible, and the protective gas argon gas is let in at graphite crucible top to the temperature of accurate measurement solution in the adoption is put into formula thermocouple disect insertion molten metal. The bottom of the graphite crucible is provided with a hole with the diameter of 5-8 mm, the bottom of the crucible is provided with a hole plugging device, and the plugging block can be controlled to be opened and closed through a mechanical transmission device. The utility model has simple and reliable structure and operation, fast granulation speed and no complex vacuum system, can be used for manufacturing the granules of repaired mouth alloy materials for jewelry and can also be used for preparing noble metals and non-ferrous metal alloy particles.
Description
Technical field
The jewellery that the utility model relates to belong to alloy smelting furnace field with repaired mouth alloy melting granulating device, and particularly jewellery prepare with the melting of repaired mouth alloy particle.
Background technology
Usually need to add some other metal ingredients in the jewellery, technology commonly used is the alloy particle for preparing other an amount of metals in advance, and promptly the repaired mouth alloy particle can directly use these metal alloy particle when treating to need in the jewellery to add other metals.The weigh batching that be of moderate size, distributed components, surface oxidation is little, the porosity is low repaired mouth alloying pellet helps follow-up jewellery product melting and casting process, Composition Control, Control of Impurities, smelting temperature control, loss control etc.Want the such alloying pellet of energy mass production, must design suitable melting granulating device.
There are some business-like melting granulating devices to sell at present on the market, adopting maximum is that sessile drop method is carried out granulation, but have a lot of problems: the restriction owing to device design or device critical component use material that has can only be used for the granulation of the lower alloy material of plastics or fusing point; The design complexity that has, troublesome poeration is not suitable for industrialized mass production; The particle effect of creating that has is bad, and particle size, component distributing are inhomogeneous, and the particle surface oxidation is serious, produces a large amount of pores in the metallic particles, and this all will influence the melting and casting effect of follow-up jewellery product.
The utility model content
The purpose of the utility model patent is to provide the melting granulating device of a kind of jewellery with the repaired mouth particle, but its industrialized mass production is of moderate size, distributed components, surface oxidation is little, the porosity is low jewellery repaired mouth particle.
For achieving the above object, the utility model provides following technical scheme:
A kind of jewellery are with repaired mouth alloy melting granulating device, comprise the crucible that holds molten metal, be the induction power supply and the induction coil of crucible heating, have liquid flow hole bottom the described crucible, and molten metal can therefrom flow out; Described prilling granulator also has graphite rotating disk and cooling water tank.Described graphite rotating disk, it is positioned under the described liquid flow hole, rotates under the drive of motor; Described cooling water tank, it is positioned under the described graphite rotating disk, and interior dress cooling water cools off molten metal.
Further, described liquid flow hole is blocked by the high purity graphite sprue, and it can be high temperature resistant.
In another kind of preferred embodiment, jewellery of the present utility model are with described swing handle, tooth bar, stainless steel stent and the spring of also comprising of repaired mouth alloy melting granulating device.Described swing handle, it has gear; Tooth bar, itself and described meshed transmission gear; Stainless steel stent, it is positioned at described liquid flow hole below, is fixedly installed in described tooth bar; Spring, the one end props up stainless steel stent, and the other end props up described high purity graphite sprue.Move the liquid flow hole that the crucible bottom was blocked and unclamped to the high purity graphite sprue by operating handle, tooth bar.
In another kind of preferred embodiment, also comprise graphite rod and thermocouple.Described graphite rod, it has hollow structure, is inserted into the molten metal in the described crucible; Described thermocouple, it inserts in the graphite rod to measure the molten metal temperature.
In another kind of preferred embodiment of the present utility model, described crucible is two-layer, and skin is a ceramic crucible, and internal layer is a graphite crucible; This prilling granulator also has high temperature resistant crucible cover, has logical argon gas hole on this high temperature resistant crucible cover.
In another kind of embodiment of the present utility model, described graphite rotating disk links to each other with motor shaft by power transmission shaft.
In another kind of embodiment of the present utility model, described liquid flow hole diameter is 5-8mm.
In another kind of embodiment of the present utility model, in cooling water tank, be provided with water circulating pump and stainless steel sift basket.
The utility model is simple in structure, and is easy to operate, can be used for the melting preparation of jewellery with the repaired mouth alloy particle, also can be used for the melting preparation of noble metal and non-ferrous alloy particle, and melting once alloy amount can reach 5～8 kilograms.The alloy particle particle diameter for preparing evenly, be of moderate size, particle diameter mainly concentrates on 3～5mm; The alloy particle distributed components, surface oxidation is little, the porosity is low; Granulation speed is fast, and the melting of alloy and granulation process can once be finished, and can continued operation, enhances productivity.
Description of drawings
Fig. 1 is jewellery of the present utility model repaired mouth alloy melting granulating schematic representation of apparatus;
Fig. 2 is crucible and the plug-hole device local structure for amplifying schematic diagrames of jewellery of the present utility model with repaired mouth alloy melting granulating device.
Reference numeral
1, medium frequency induction power supply 2, induction coil 3, ceramic crucible 4, black-fead crucible 5, molten metal 6, high temperature resistant crucible cover 7, logical argon gas hole 8, graphite rod 9, thermocouple 10, motor 11, rotary table granulation device 12, power transmission shaft 13, graphite rotating disk 14, rotary table granulation device control panel 15, cooling water tank 16, cooling water 17, water circulating pump 18, stainless steel sift basket 19, swing handle 20, gear 21, tooth bar 22, stainless steel slide block 23, liquid flow hole 24, high purity graphite sprue 25, spring 26, stainless steel stent
The specific embodiment
Below in conjunction with accompanying drawing, describe concrete structure of the present utility model in detail.
As shown in Figure 1, graphite crucible 4 is placed in the ceramic crucible 3, is outside equipped with electrical heating induction coil 2 at ceramic crucible 3, and adopting medium frequency induction power supply 1 is coil power supply.Graphite crucible 4 tops are by 6 sealings of high-temperature crucible lid; logical argon gas hole 7 by the crucible cover top feeds the protective gas argon gas; adopt built-in type thermocouple 9 directly to insert the temperature of accurately measuring liquation in the molten metal 5; perhaps graphite rod 8 is inserted in the molten metal 5; to measure melt temperature in the thermocouple 9 insertion graphite rods; so that protection thermocouple 9 can not damage, can use for a long time.
As shown in Figure 2, operation swing handle 19, driven gear 20 rotations are moved tooth bar 21, and drive stainless steel slide block 22 moves high purity graphite sprue 24 liquid flow hole 23 is blocked.High purity graphite sprue 24 bottoms have stainless steel stent 26, and spring 26 1 ends prop up stainless steel stent 26, and the other end props up high purity graphite sprue 24, and high purity graphite sprue 24 is closely blocked liquid flow hole 23 under the pressure of spring 26.
As shown in Figure 1, graphite crucible 4 is positioned at ceramic crucible 3.The alloy composition of design according to certain loading sequence graphite crucible 4 of packing into, is built high temperature resistant crucible cover 6, feed the protective gas argon gas by logical argon gas hole 7, according to the smelting technology molten alloy of pre-design.Argon gas both can have been avoided molten metal oxidation at high temperature, can improve the air pressure in the graphite crucible 4 again, was convenient to molten metal and flowed out.Medium frequency induction power supply 1 heating is adopted in melting, utilizes the electromagnetic stirring force of medium frequency induction power supply 1 that the alloy liquation is stirred simultaneously.In fusion process, adopt built-in type S type thermocouple 9 accurately to measure melt temperature, thermocouple 9 inserts in the graphite rod 8, and graphite rod 8 inserts in the molten metal 5, accurately controls melt temperature in conjunction with temperature controller.
When melt temperature reaches the smelting temperature that sets, adjust electric current and be the insulation electric current.After treating that the liquation temperature retention time reaches, open rotary table granulation device 11.This rotary pelleting machine comprises rotary table granulation device control panel 14, motor 10, power transmission shaft 12, graphite rotating disk 13.By the height and the rotating speed of rotary table granulation device control panel 14 adjustment graphite rotating disks 13, open the water circulating pump 17 in the cooling water recirculation system.Operation swing handle 19 is removed high purity graphite sprue 24, make molten metal 5 drop onto on the horizontal graphite rotating disk 13 of rotation by crucible bottom liquid flow hole 23, dished out from the edge of graphite rotating disk 13 by action of centrifugal force behind the liquid stream bump graphite rotating disk 13 and form drop, these drops move along the tangential direction of graphite rotating disk 13, and the cooling water 16 that falls into the cooling water tank 15 under the graphite rotating disk 13 at last is frozen into metallic particles.In cooling water tank 15, also have stainless steel sift basket 18, make things convenient for the collection of the alloy particle after the moulding.Add the reproducibility solvent in the water in advance, add the reproducibility solvent in the cooling water, prevent that molten metal from oxidation taking place in granulation process.
Observe the whereabouts situation of molten metal,, illustrate that molten metal can not rely on self gravitation overcome the surface tension whereabouts, heighten the pressure of protective gas, make that the residual metallic liquid in the crucible flows out fully when liquation falls when discontinuous.
The utility model is operated operation as follows.
Jewellery of the present utility model are that a branch of alloy liquation that flows out from crucible bottom is dropped on the horizontal graphite rotating disk of a rotation with repaired mouth alloy melting granulating device, be thrown out of from the edge of rotating disc by action of centrifugal force and form drop, these drops move along the tangential direction of rotating disk, and the cooling water tank that falls at last under the rotating disk is frozen into alloying pellet.Use this particle manufacturing process can produce the repaired mouth alloy particle easy, effectively.Simultaneously, require and conveniently to obtain by regulating black-fead crucible bottom part aperture diameter and graphite rotary speed at different alloy materials and different particle diameters.
In the fusion process, close the plug-hole device, feed the protective gas argon gas, molten alloy under the protection of inert gas can effectively reduce the scaling loss and the oxidation of alloy liquation process.After melting is finished, regulate the air pressure in the crucible, open plugging device, the alloy liquation drops onto from graphite crucible on the horizontal graphite rotating disk of rotation, be thrown out of from the edge of rotating disc by action of centrifugal force and form drop, these drops move along the tangential direction of rotating disk, and the cooling water tank that falls at last under the rotating disk is frozen into alloying pellet.Along with the carrying out of granulation process, suitably regulate the air pressure in the crucible, guarantee that the molten metal in the crucible has flowed fully.
In cooling water tank, be provided with water circulation system, prevent that in granulation process local water temperature is too high in the water tank, by the stirring of water circulating pump, drive cooling-water flow in the bucket in addition, prevent that molten drop from sticking together in the process of falling into water.Simultaneously, add the reproducibility solvent in the cooling water, prevent that molten metal from oxidation taking place in granulation process.Also be placed with the stainless steel sift basket in the water vat, make things convenient for the collection of alloy particle.
Adopt the built-in type thermocouple directly to insert the temperature of accurately measuring liquation in the molten metal, thermocouple is packed in the graphite rod, the idol head is positioned at the graphite rod bottom, design the length of graphite rod according to the height of liquid level in the crucible, guarantee that the graphite rod lower end part is in the middle part of liquation, adopt pid control mode and digital display type temperature controller, realize accurate measurement and control melt temperature.Simultaneously, by adopting the mode that thermocouple is inserted in the graphite rod can effectively prevent the adhesion of molten metal on thermocouple and the service life of prolongation thermocouple.
The graphite crucible bottom is provided with the plug-hole device, by adopting the unlatching and the closure of controlling black-fead crucible bottom liquid discharge orifice that move of mechanical driving device control sprue, handled easily control.Sprue adopts the composite set of graphite bulk and stainless steel stent, the alloy spring device that adds a suitable intensity simultaneously in the sprue bottom, can guarantee sprue special environment for use at high temperature, again can by graphite and graphite cooperate and the tension force of spring guarantees closely cooperating of crucible and sprue.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201805741U CN201333526Y (en) | 2008-12-04 | 2008-12-04 | Repaired mouth alloy smelting and granulating device for jewelry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201805741U CN201333526Y (en) | 2008-12-04 | 2008-12-04 | Repaired mouth alloy smelting and granulating device for jewelry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201333526Y true CN201333526Y (en) | 2009-10-28 |
Family
ID=41285168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201805741U Expired - Lifetime CN201333526Y (en) | 2008-12-04 | 2008-12-04 | Repaired mouth alloy smelting and granulating device for jewelry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201333526Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745642A (en) * | 2008-12-08 | 2010-06-23 | 中山骏业佳安特电器有限公司 | Method and device for smelting and granulating repaired mouth alloy for jewelry |
| CN107175040A (en) * | 2017-07-28 | 2017-09-19 | 上海涵欧制药设备有限公司 | A kind of split type wet granulation device |
| CN112045197A (en) * | 2020-09-15 | 2020-12-08 | 湖南天际智慧材料科技有限公司 | Rotating disc granulation equipment and production process thereof |
-
2008
- 2008-12-04 CN CNU2008201805741U patent/CN201333526Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745642A (en) * | 2008-12-08 | 2010-06-23 | 中山骏业佳安特电器有限公司 | Method and device for smelting and granulating repaired mouth alloy for jewelry |
| CN107175040A (en) * | 2017-07-28 | 2017-09-19 | 上海涵欧制药设备有限公司 | A kind of split type wet granulation device |
| CN112045197A (en) * | 2020-09-15 | 2020-12-08 | 湖南天际智慧材料科技有限公司 | Rotating disc granulation equipment and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091028 |
|
| CX01 | Expiry of patent term |