CN113606315A - Metal powder metallurgy duplicate gear, preparation method and processing equipment - Google Patents
Metal powder metallurgy duplicate gear, preparation method and processing equipment Download PDFInfo
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- CN113606315A CN113606315A CN202110755024.8A CN202110755024A CN113606315A CN 113606315 A CN113606315 A CN 113606315A CN 202110755024 A CN202110755024 A CN 202110755024A CN 113606315 A CN113606315 A CN 113606315A
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- metal powder
- gear
- duplicate
- duplicate gear
- linkage
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/28—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from gaseous metal compounds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/06—Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
Abstract
The invention provides a metal powder metallurgy duplicate gear, a preparation method and processing equipment, wherein the metal powder metallurgy duplicate gear comprises the following components: the gear connecting structure comprises a linkage gear and a duplicate gear shaft, wherein the outer surface of the duplicate gear shaft is provided with the linkage gear, the end surface of the linkage gear is provided with a gear connecting convex groove relative to the joint of the duplicate gear shaft, the surface of the duplicate gear shaft is provided with a gear connecting concave groove relative to the outer side of the gear connecting convex groove, and the duplicate gear connecting convex groove and the duplicate gear shaft connecting concave groove are fixedly connected through a clamping groove. The invention can process the metal mixture to be gold fully after being arranged or installed on the existing metallurgical equipment so as to improve the metallurgical efficiency of checking powder.
Description
Technical Field
The invention relates to the field of metallurgical equipment, in particular to a metal powder metallurgy duplicate gear, a preparation method and processing equipment.
Background
In the metal processing process, metal is often extracted from mixed mineral substances containing metal, powder metallurgy is a process technology for preparing metal powder or using metal powder (or a mixture of metal powder and non-metal powder) as a raw material to manufacture metal materials, composite materials and various products through forming and sintering, but the existing metal powder processing equipment is low in processing efficiency, mixed ore containing metal is often not extracted completely, and the mixed ore is left to cause waste of resources.
Therefore, how to make the existing metal powder processing equipment can extract the metal powder in the mixed ore completely without leaving any residue, and the problem of saving resources needs to be solved urgently.
Disclosure of Invention
The invention mainly aims to provide a metal powder metallurgy duplicate gear, a preparation method and processing equipment, aiming at solving the problems that the existing metal powder processing equipment can completely extract metal powder in mixed ores without leaving any residual and resources are saved.
In order to achieve the above object, the present invention provides a metal powder metallurgy duplicate gear, including: the gear connecting structure comprises a linkage gear and a duplicate gear shaft, wherein the outer surface of the duplicate gear shaft is provided with the linkage gear, the end surface of the linkage gear is provided with a gear connecting convex groove relative to the joint of the duplicate gear shaft, the surface of the duplicate gear shaft is provided with a gear connecting concave groove relative to the outer side of the gear connecting convex groove, and the duplicate gear connecting convex groove and the duplicate gear shaft connecting concave groove are fixedly connected through a clamping groove.
Preferably, the linkage gear includes a first linkage gear and a second linkage gear, and the first linkage gear and the second linkage gear are axially connected through the linkage gear.
Preferably, the duplicate gear shaft midpoint department is provided with duplicate gear shaft transmission connecting hole, be provided with the lubrication mouth around the duplicate gear shaft transmission connecting hole, the duplicate gear shaft is installed between first linked gear and second linked gear, the duplicate gear shaft is through connection first linked gear and second linked gear, the one end of duplicate gear shaft is provided with places the axle, the outside of placing the axle is through inlaying the fixed separation packing ring that is provided with.
Preferably, the number of the double gears is N, wherein N is greater than or equal to 2.
Preferably, the first linkage gear comprises a driving bevel gear and a driven bevel gear which are meshed with each other, the driving bevel gear comprises a large end of the driving bevel gear, an end face and a pushing shaft, and the end face of the driving bevel gear is fixedly connected with the first linkage gear shaft.
Preferably, the first linkage gear and the second linkage gear have the same structure, and the first linkage gear and the second linkage gear are both made of 22 CrMoH.
In addition, the invention also provides a metal powder metallurgy method, which comprises the following steps: adding a mixture containing a metal to be processed to a metal powder processing apparatus; a reduction step of bringing a metal chloride gas into contact with a reducing gas to continuously reduce the metal chloride, and a cooling step of continuously cooling a metal powder-containing gas generated in the reduction step with an inert gas;
in the cooling step, an inert gas is blown from 4 or more positions at equal intervals around the metal powder flow path in a direction shifted from the normal direction of the peripheral surface of the cooling part toward the peripheral surface side by 7 to 21 DEG downward with respect to the horizontal direction, thereby generating a swirling reflux.
Preferably, the cooling step of continuously cooling the metal powder-containing gas generated in the reduction step with an inert gas further includes:
providing a protective atmosphere through an inert gas supply system;
in a protective atmosphere, preparing metal powder from the metal bar stock by a primary powder preparation device;
sieving the metal powder into coarse-size metal powder and fine-size metal powder by a sieving assembly;
conveying the coarse-particle-size metal powder to a second atomization chamber through a powder feeding assembly;
heating the coarse-grained metal powder to a state of starting to melt before the coarse-grained metal powder is decomposed by a heating assembly in a protective atmosphere;
blowing an inert gas to the heated coarse-particle-size metal powder by an inert gas supply system in a protective atmosphere to decompose the coarse-particle-size metal powder;
wherein the coarse-grained metal powder in a state of starting to melt has an outer portion in a liquid state and an inner portion in a solid state.
Preferably, the adding the mixture containing the metal to be processed to the metal powder processing equipment further comprises:
and detecting whether the metal powder processing equipment can work normally.
In addition, the invention also provides metal powder metallurgy processing equipment which comprises any one of the metal powder metallurgy duplicate gears.
According to the technical scheme, the invention provides a metal powder metallurgy duplicate gear, which comprises: the gear connecting structure comprises a linkage gear and a duplicate gear shaft, wherein the outer surface of the duplicate gear shaft is provided with the linkage gear, the end surface of the linkage gear is provided with a gear connecting convex groove relative to the joint of the duplicate gear shaft, the surface of the duplicate gear shaft is provided with a gear connecting concave groove relative to the outer side of the gear connecting convex groove, and the duplicate gear connecting convex groove and the duplicate gear shaft connecting concave groove are fixedly connected through a clamping groove. The invention can process the metal mixture to be gold fully after being arranged or installed on the existing metallurgical equipment so as to improve the metallurgical efficiency of checking powder.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a metal powder metallurgy duplicate gear of the present invention;
FIG. 2 is a schematic view of a first process of the method for manufacturing a metal powder metallurgy duplicate gear according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
11 | |
| 101 | |
102 | Second linkage gear |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 2, fig. 1 is a schematic structural view of a metal powder metallurgy duplicate gear according to the present invention; FIG. 2 is a schematic view of a first process of the method for manufacturing a metal powder metallurgy duplicate gear according to the present invention. In a first embodiment of the present invention, the present invention provides a metal powder metallurgy duplicate gear comprising: linkage gear 10 and duplicate gear axle 11, the surface of duplicate gear axle 11 is provided with linkage gear 10, the tip surface of linkage gear 10 is provided with the gear connection tongue for the junction of duplicate gear axle 11, the surface of duplicate gear axle 11 is provided with wheel linkage gear 10 connecting grooves for the outside of gear connection tongue, duplicate gear connection tongue passes through draw-in groove fixed connection with duplicate gear axle 11 connecting grooves.
It should be noted that the dual gears are used for replacing the traditional universal gears in the metal powder metallurgy equipment, so that the extrusion opening strength of the metallurgy equipment is large, the metal powder can be extruded fully, and the efficiency of metal powder metallurgy is improved; the metal metallurgical equipment generally adds metal powder into a smelting furnace of the metallurgical equipment, which is often a particularly large mixed metal, so that the existing metal metallurgical equipment is often added with a metal powder machined part, but the metal machined part still has insufficient processing of part of the mixed metal due to insufficient processing power, and the metal metallurgical efficiency is influenced.
In this embodiment, the present invention provides a metal powder metallurgy duplicate gear, including: linkage gear 10 and duplicate gear axle 11, the surface of duplicate gear axle 11 is provided with linkage gear 10, the tip surface of linkage gear 10 is provided with the gear connection tongue for the junction of duplicate gear axle 11, the surface of duplicate gear axle 11 is provided with wheel linkage gear 10 connecting grooves for the outside of gear connection tongue, duplicate gear connection tongue passes through draw-in groove fixed connection with duplicate gear axle 11 connecting grooves. The invention can process the metal mixture to be gold fully after being arranged or installed on the existing metallurgical equipment so as to improve the metallurgical efficiency of checking powder.
Further, the linkage gear 10 includes a first linkage gear 101 and a second linkage gear 102, and the first linkage gear 101 and the second linkage gear 102 are connected to each other through the dual gear shaft 11.
It should be noted that the first linkage gear 101 and the second linkage gear 102 have the same structure, and the first linkage gear 101 and the second linkage gear 102 are connected through a bidirectional gear shaft to provide power bidirectionally, so as to meet the requirements of users.
Further, 11 middle points of the duplicate gear shaft 11 are provided with 11 transmission connecting holes of the duplicate gear shaft, lubrication openings are formed in the periphery of the 11 transmission connecting holes of the duplicate gear shaft, the duplicate gear shaft 11 is installed between the first linkage gear 101 and the second linkage gear 102, the duplicate gear shaft 11 is connected through a penetrating way to the first linkage gear 101 and the second linkage gear 102, one end of the duplicate gear shaft 11 is provided with a placing shaft, and a separation gasket is fixedly arranged on the outer side of the placing shaft through embedding.
It should be noted that the dual gear transmission connection hole is convenient for the first linkage gear 101 and the second linkage gear 102 to be connected, and the separation washer is arranged on the outer side of the placement shaft to reinforce that the first connection gear or the second connection gear is not easy to fall off after being connected with the dual gear shaft 11, so that the connection is stable.
Further, the number of the duplicate gears is N, wherein N is greater than or equal to 2.
It should be noted that the number of the duplicate gears may be increased continuously according to the selection of the user, the efficiency of the duplicate gears with different numbers is completely different, and the user may increase the number of the duplicate gears by self-selection according to different metals to be processed.
Further, the first linkage gear 101 comprises a driving bevel gear and a driven bevel gear which are engaged with each other, the driving bevel gear comprises a large end of the driving bevel gear, an end face and a pushing shaft, and the end face of the driving bevel gear is fixedly connected with the first linkage gear 101.
It should be noted that the combination of the driving bevel gear and the driven bevel gear can ensure both the precision and the sufficient power, so as not to cause unsatisfactory smelting effect due to other substances contained in the metal.
Further, the first linkage gear 101 and the second linkage gear 102 have the same structure, and the first linkage gear 101 and the second linkage gear 102 are both made of 22 CrMoH.
It should be noted that the first linkage gear 101 and the second linkage gear 102 are made of 22CrMoH materials, so that the first linkage gear 101 and the second linkage gear 102 are high in strength and resistant to wear and damage.
In addition, the invention also provides a metal powder metallurgy method, which comprises the following steps: step S10, adding the mixture containing the metal to be processed into a metal powder processing device; a reduction step of bringing a metal chloride gas into contact with a reducing gas to continuously reduce the metal chloride, and a cooling step of continuously cooling a metal powder-containing gas generated in the reduction step with an inert gas;
in the cooling step, an inert gas is blown from 4 or more positions at equal intervals around the metal powder flow path in a direction shifted from the normal direction of the peripheral surface of the cooling part toward the peripheral surface side by 7 to 21 DEG downward with respect to the horizontal direction, thereby generating a swirling reflux.
In the metal powder metallurgy method, the mixture is added into a melting furnace of metal powder processing equipment to rapidly smelt metal powder; with the gas that contains the metal powder that produces in this reduction process of continuous cooling with inert gas, lazy gas helps the gas that contains the metal powder of quick cooling, avoids containing the gas of metal powder quick evaporating from gaseous state and causing the waste of metal powder.
Further, the cooling step of continuously cooling the metal powder-containing gas generated in the reduction step with an inert gas may further include:
step S7, providing a protective atmosphere through an inert gas supply system;
in a protective atmosphere, preparing metal powder from the metal bar stock by a primary powder preparation device;
step S8, screening the metal powder into metal powder with coarse grain size and metal powder with fine grain size through a screening component;
step S9, conveying the coarse-grain-size metal powder to a second atomization chamber through a powder conveying assembly;
heating the coarse-grained metal powder to a state of starting to melt before the coarse-grained metal powder is decomposed by a heating assembly in a protective atmosphere;
blowing an inert gas to the heated coarse-particle-size metal powder by an inert gas supply system in a protective atmosphere to decompose the coarse-particle-size metal powder;
wherein the coarse-grained metal powder in a state of starting to melt has an outer portion in a liquid state and an inner portion in a solid state.
It should be noted that, the thickness degree of the metal powder to be processed is different, and the inert gas is added, so that the coarse metal powder particles are decomposed conveniently, and the efficiency of melting the metal powder is increased conveniently.
Further, the adding the mixture containing the metal to be processed into the metal powder processing equipment further comprises:
and S91, detecting whether the metal powder processing equipment can work normally.
It should be noted that, the metal powder processing equipment needs to be checked before being started, so that the equipment can be maintained in time, and after the metal powder to be processed is added to the processing equipment, the processing equipment cannot normally operate and needs to take out the metal powder to be processed instead, and the workload is increased.
In addition, the invention also provides metal powder metallurgy processing equipment which comprises any one of the metal powder metallurgy duplicate gears.
It should be noted that the metal powder metallurgy processing apparatus is composed of: the device comprises a material conveying device, a cooling device, a smelting furnace, a waste gas treatment device, a grinding device and a temperature control device which are combined together, wherein a metal powder metallurgy duplicate gear is arranged in the grinding device.
In addition, the invention also provides a computer medium comprising any one of the above metal metallurgy preparation methods.
In the embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by associated hardware instructed by a program, which may be stored in a computer-readable storage medium, and the storage medium may include: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by hardware that is instructed to implement by a program, and the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
While the information processing apparatus provided by the present invention has been described in detail, those skilled in the art will appreciate that the various illustrative embodiments and applications of the invention can be modified without departing from the spirit and scope of the invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a plurality of terminal devices (e.g., mobile phones, computers, servers, air conditioners, or network devices) to execute the methods according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A metal powder metallurgy duplicate gear, comprising: the gear connecting structure comprises a linkage gear and a duplicate gear shaft, wherein the outer surface of the duplicate gear shaft is provided with the linkage gear, the end surface of the linkage gear is provided with a gear connecting convex groove relative to the joint of the duplicate gear shaft, the surface of the duplicate gear shaft is provided with a gear connecting concave groove relative to the outer side of the gear connecting convex groove, and the duplicate gear connecting convex groove and the duplicate gear shaft connecting concave groove are fixedly connected through a clamping groove.
2. The metal powder metallurgy duplicate gear according to claim 1, wherein the linkage gears comprise a first linkage gear and a second linkage gear, the first linkage gear and the second linkage gear being axially connected by the duplicate gear.
3. The metal powder metallurgy duplicate gear according to claim 1, wherein a duplicate gear shaft transmission connecting hole is formed in the midpoint of the duplicate gear shaft, a lubricating hole is formed around the duplicate gear shaft transmission connecting hole, the duplicate gear shaft is installed between a first linkage gear and a second linkage gear, the duplicate gear shaft is connected with the first linkage gear and the second linkage gear through a penetrating manner, a placing shaft is arranged at one end of the duplicate gear shaft, and a separation gasket is fixedly arranged on the outer side of the placing shaft through embedding.
4. The metal powder metallurgy duplicate gear according to claim 1, wherein the number of duplicate gears is N, wherein N is greater than or equal to 2.
5. The metal powder metallurgy duplicate gear according to claim 2, wherein the first linkage gear comprises a driving bevel gear and a driven bevel gear which are meshed with each other, the driving bevel gear comprises a large end, an end face and a pushing shaft of the driving bevel gear, and the end face of the driving bevel gear is fixedly connected with the first linkage gear shaft.
6. The metal powder metallurgy duplicate gear according to claim 3, wherein the first linkage gear and the second linkage gear are identical in structure, and both the first linkage gear and the second linkage gear are made of 22 CrMoH.
7. A metal powder metallurgy method, comprising: adding a mixture containing a metal to be processed to a metal powder processing apparatus; a reduction step of bringing a metal chloride gas into contact with a reducing gas to continuously reduce the metal chloride, and a cooling step of continuously cooling a metal powder-containing gas generated in the reduction step with an inert gas;
in the cooling step, an inert gas is blown from 4 or more positions at equal intervals around the metal powder flow path in a direction shifted from the normal direction of the peripheral surface of the cooling part toward the peripheral surface side by 7 to 21 DEG downward with respect to the horizontal direction, thereby generating a swirling reflux.
8. The metal powder metallurgy method according to claim 7, wherein the cooling step of continuously cooling the metal powder-containing gas generated in the reduction step with an inert gas further comprises:
providing a protective atmosphere through an inert gas supply system;
in a protective atmosphere, preparing metal powder from the metal bar stock by a primary powder preparation device;
sieving the metal powder into coarse-size metal powder and fine-size metal powder by a sieving assembly;
conveying the coarse-particle-size metal powder to a second atomization chamber through a powder feeding assembly;
heating the coarse-grained metal powder to a state of starting to melt before the coarse-grained metal powder is decomposed by a heating assembly in a protective atmosphere;
blowing an inert gas to the heated coarse-particle-size metal powder by an inert gas supply system in a protective atmosphere to decompose the coarse-particle-size metal powder;
wherein the coarse-grained metal powder in a state of starting to melt has an outer portion in a liquid state and an inner portion in a solid state.
9. The metal powder metallurgy method of claim 7, wherein adding the mixture containing the metal to be processed to the metal powder processing apparatus further comprises:
and detecting whether the metal powder processing equipment can work normally.
10. A metal powder metallurgy process apparatus comprising the metal powder metallurgy duplicate gear according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110755024.8A CN113606315A (en) | 2021-07-02 | 2021-07-02 | Metal powder metallurgy duplicate gear, preparation method and processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110755024.8A CN113606315A (en) | 2021-07-02 | 2021-07-02 | Metal powder metallurgy duplicate gear, preparation method and processing equipment |
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| CN113606315A true CN113606315A (en) | 2021-11-05 |
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| CN202110755024.8A Withdrawn CN113606315A (en) | 2021-07-02 | 2021-07-02 | Metal powder metallurgy duplicate gear, preparation method and processing equipment |
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| GB559049A (en) * | 1942-04-30 | 1944-02-02 | Telephone Mfg Co Ltd | Improvements in and relating to the reduction of metals to powdered or granular form |
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| CN207880026U (en) * | 2017-12-26 | 2018-09-18 | 重庆全茂合渝科技有限公司 | A kind of durable type double crosslinking gear shaft |
| CN210318416U (en) * | 2019-07-04 | 2020-04-14 | 广州市光铭金属制品有限责任公司 | Powder metallurgy duplicate gear |
| CN112024903A (en) * | 2020-11-09 | 2020-12-04 | 西安赛隆金属材料有限责任公司 | Metal powder manufacturing equipment and method |
-
2021
- 2021-07-02 CN CN202110755024.8A patent/CN113606315A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB559049A (en) * | 1942-04-30 | 1944-02-02 | Telephone Mfg Co Ltd | Improvements in and relating to the reduction of metals to powdered or granular form |
| CN1684787A (en) * | 2002-09-30 | 2005-10-19 | 东邦钛株式会社 | Process for production of metallic powder and producing device thereof |
| CN101776137A (en) * | 2010-03-02 | 2010-07-14 | 扬州保来得科技实业有限公司 | Powder metallurgy duplex helical gear and preparation method thereof |
| CN207880026U (en) * | 2017-12-26 | 2018-09-18 | 重庆全茂合渝科技有限公司 | A kind of durable type double crosslinking gear shaft |
| CN210318416U (en) * | 2019-07-04 | 2020-04-14 | 广州市光铭金属制品有限责任公司 | Powder metallurgy duplicate gear |
| CN112024903A (en) * | 2020-11-09 | 2020-12-04 | 西安赛隆金属材料有限责任公司 | Metal powder manufacturing equipment and method |
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