CN110331348A - Amorphous alloy material, amorphous alloy flexbile gear and preparation method thereof - Google Patents
Amorphous alloy material, amorphous alloy flexbile gear and preparation method thereof Download PDFInfo
- Publication number
- CN110331348A CN110331348A CN201910465090.4A CN201910465090A CN110331348A CN 110331348 A CN110331348 A CN 110331348A CN 201910465090 A CN201910465090 A CN 201910465090A CN 110331348 A CN110331348 A CN 110331348A
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- Prior art keywords
- amorphous alloy
- flexbile gear
- gear
- die casting
- alloy material
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/007—Semi-solid pressure die casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/001—Amorphous alloys with Cu as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/10—Amorphous alloys with molybdenum, tungsten, niobium, tantalum, titanium, or zirconium or Hf as the major constituent
-
- 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
- F16H49/00—Other gearings
- F16H49/001—Wave gearings, e.g. harmonic drive transmissions
-
- 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
- F16H55/32—Friction members
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a kind of amorphous alloy materials, amorphous alloy flexbile gear and preparation method thereof, wherein the composition of the amorphous alloy material is ZraCubAlcXd, wherein X includes one of Ni, Fe, Ag, Ni, Nb, Be, Hf or a variety of, a, b, c, d expression atom percentage composition, 38≤a≤65,0≤b≤45,0≤c≤15,0.1≤d≤20.Amorphous alloy flexbile gear production method is the following steps are included: prepare that raw material, raw material heating, raw material die casting, tooth top is processed and tooth Profile Machining.The above method and the amorphous alloy flexbile gear of materials for support have that elasticity is good, endurance, long service life feature.
Description
Technical field
The invention belongs to harmonic wave drive speed reducer accessory technical fields, and in particular to a kind of amorphous alloy material, amorphous close
Golden flexbile gear and preparation method thereof.
Background technique
When harmonic wave drive speed reducer works, wave producer drives flexbile gear to generate oval elastic endless change by flexible bearing
Shape realizes the amplification slowed down with output torque.Because flexbile gear is a kind of thin-wall gear, larger flexible deformation should be generated, again
Biggish alternating load is born, therefore, the fatigue damage of flexbile gear is one of the main factor for influencing the retarder service life.
It is higher to the fatigue resistance of flexbile gear material, processing and heat treatment requirements in flexbile gear process.Common material
Metal be unable to reach requirement, common flexbile gear material is steel alloy, but using steel alloy as the flexbile gear service life of material short, resistance
Greatly, processing and heat treatment requirements are higher, complex process.
Therefore, how to use new material production flexbile gear is become urgently with improving the service life of flexbile gear and reducing difficulty of processing
It solves the problems, such as.
Summary of the invention
The technical problem to be solved in the present invention is that using new material production flexbile gear to improve the service life and drop of flexbile gear
Low difficulty of processing.
For this purpose, according in a first aspect, the embodiment of the invention discloses a kind of amorphous alloy material, the amorphous alloy material
Composition be ZraCubAlcXd, wherein X includes one of Ni, Fe, Ag, Ni, Nb, Be, Hf or a variety of, a, b, c, d expression original
Sub- percentage composition, 38≤a≤65,0≤b≤45,0≤c≤15,0.1≤d≤20.
Optionally, the hardness of the amorphous alloy material is HRC22-8.
According to second aspect, the embodiment of the invention provides a kind of amorphous alloy flexbile gears, and making raw material includes that right such as is wanted
Amorphous alloy material described in asking 1 or 2.
According to the third aspect, the embodiment of the invention provides a kind of amorphous alloy flexbile gear production methods, comprising: prepares former
Material, raw material includes amorphous alloy material as claimed in claim 1 or 2；The amorphous alloy material is heated, is made at its
In partly to melt state, the partly to melt state refers to state of the amorphous alloy material when temperature is 500~800 DEG C；To in half
The amorphous alloy material for melting state carries out die casting, to carry out sharp processing to the amorphous alloy flexbile gear；To completion shape
Processing the amorphous alloy flexbile gear be fixed, with to the amorphous alloy flexbile gear gear and tooth top process；According to
Flexbile gear drawing carries out tooth Profile Machining to the amorphous alloy flexbile gear for completing gear and tooth top processing.
Optionally, die casting is carried out to the amorphous alloy material in partly to melt state, to the amorphous alloy flexbile gear
Carrying out sharp processing includes: according to flexbile gear drawing making die casting；According to the die casting to the amorphous alloy flexbile gear
Shape processed, with the amorphous alloy flexbile gear blank for obtaining shape and the die casting matches.
Optionally, the die casting includes outside core and inner mold core, and the outside core and the inner mold core are metal
Mold.
Optionally, the amorphous is closed using the fixture of outer diameter and the inner hole transition fit of the amorphous alloy flexbile gear blank
Golden flexbile gear blank is fixed.
Optionally, the amorphous alloy flexbile gear for completing sharp processing at described pair is fixed, to close to the amorphous
Before the gear and tooth top of golden flexbile gear are processed, further includes: be cooled to room temperature the amorphous alloy flexbile gear blank.
The beneficial effects of the present invention are:
A kind of amorphous alloy material disclosed by the embodiments of the present invention, amorphous alloy flexbile gear and preparation method thereof, using amorphous
The amorphous alloy flexbile gear of alloy material preparation, elasticity is good, the endurance and service life is long.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those skilled in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is amorphous alloy flexbile gear production method flow chart disclosed by the embodiments of the present invention；
Fig. 2 is the schematic diagram of amorphous alloy flexbile gear disclosed by the embodiments of the present invention.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The composition of amorphous alloy material described herein is ZraCubAlcXd, wherein X include Ni, Fe, Ag, Ni, Nb,
One of Be, Hf or a variety of, a, b, c, d expression atom percentage composition, 38≤a≤65,0≤b≤45,0≤c≤15,0.1
≤d≤20。
Referring to FIG. 1, for amorphous alloy flexbile gear production method flow chart disclosed in the present embodiment, the amorphous alloy flexbile gear system
Include: as method
S101, prepare raw material.
Specifically, raw material includes that group becomes ZraCubAlcXdAmorphous alloy material.Wherein, X include Ni, Fe, Ag, Ni,
One of Nb, Be, Hf or a variety of, a, b, c, d expression atom percentage composition, 38≤a≤65,0≤b≤45,0≤c≤15,
0.1≤d≤20。
S102, the amorphous alloy material is heated, is at partly to melt state.
Specifically, the partly to melt state refers to state of the amorphous alloy material when temperature is 500~800 DEG C.Using
Electric furnace heats resulting amorphous alloy material, and is heated to 500~800 DEG C, and amorphous alloy is at this time
Partly to melt state.
S103, in partly to melt state the amorphous alloy material carry out die casting, with to the amorphous alloy flexbile gear into
Row sharp processing.
Specifically, step S103 may include: according to flexbile gear drawing making die casting；According to the die casting to institute
The shape for stating amorphous alloy flexbile gear is processed, to obtain the amorphous alloy flexbile gear hair that shape and the die casting match
Base.
In the specific implementation process, die casting includes outside core and inner mold core, and outside core and inner mold core are all made of metal
Production.Carrying out die casting machine used in die casting to the amorphous alloy material in partly to melt state can be heat pressing type die casting
Machine.Amorphous alloy material in partly to melt state is put into die casting machine, and the amorphous alloy material in partly to melt state is applied
Pressure obtains amorphous alloy flexbile gear blank to complete the die-casting process of amorphous alloy flexbile gear shape.
It in one embodiment, after step s 103, can also include: to be cooled to the amorphous alloy flexbile gear blank
Room temperature.
In the specific implementation process, carrying out cooling mode to amorphous alloy flexbile gear can be using water quenching cooling, Ye Ji
Water cooling is carried out in die casting.
S104, the amorphous alloy flexbile gear for completing sharp processing is fixed, to the amorphous alloy flexbile gear
Gear and tooth top are processed.
It specifically, can be using the fixture of outer diameter and the inner hole transition fit of the amorphous alloy flexbile gear blank to described non-
Peritectic alloy flexbile gear blank is fixed.In the specific implementation process, amorphous alloy flexbile gear blank is fixed on aforementioned fixture, then
Amorphous alloy flexbile gear blank is fixed on lathe by the fixture, in order to carry out gear and tooth to amorphous alloy flexbile gear blank
The processing on top.Fixed effect is improved using fixture, makes to improve the accurate of processing when processing amorphous alloy flexbile gear blank
Degree.In processing, roughing can first be carried out to gear and tip portion, then be finished again, to improve the standard of processing
Exactness.
S105, according to flexbile gear drawing, tooth Profile Machining is carried out to the amorphous alloy flexbile gear for completing gear and tooth top processing.
Specifically, the amorphous alloy flexbile gear blank after processing gear and tooth top adds on lathe according to flexbile gear drawing
Work tooth form.In the specific implementation process, tooth form is processed by the way of gear shaping.
Amorphous alloy flexbile gear 1 as shown in Figure 2, production raw material include that group becomes ZraCubAlcXdAmorphous alloy material
Material, wherein X includes one of Ni, Fe, Ag, Ni, Nb, Be, Hf or a variety of, a, b, c, d expression atom percentage composition, 38≤
A≤65,0≤b≤45,0≤c≤15,0.1≤d≤20.It uses production method as shown in Figure 1 to be made.
Amorphous alloy material tensile strength with higher provided by the invention, and the feature that toughness is big, it is non-using this
The amorphous alloy flexbile gear of peritectic alloy material production also has that elasticity is good, fatigue proof feature, to improve amorphous alloy flexbile gear
Service life.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Make several modifications and improvements.These also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (8)
1. a kind of amorphous alloy material, which is characterized in that the composition of the amorphous alloy material is ZraCubAlcXd, wherein X include
One of Ni, Fe, Ag, Ni, Nb, Be, Hf or a variety of, a, b, c, d expression atom percentage composition, 38≤a≤65,0≤b≤
45,0≤c≤15,0.1≤d≤20.
2. amorphous alloy material as described in claim 1, which is characterized in that the hardness of the amorphous alloy material is HRC22-
8。
3. a kind of amorphous alloy flexbile gear, which is characterized in that production raw material includes amorphous alloy material as claimed in claim 1 or 2
Material.
4. a kind of amorphous alloy flexbile gear production method characterized by comprising
Prepare raw material, raw material includes amorphous alloy material as claimed in claim 1 or 2；
The amorphous alloy material is heated, partly to melt state is at, the partly to melt state refers to the amorphous alloy material
Expect the state when temperature is 500~800 DEG C；
Die casting is carried out to the amorphous alloy material in partly to melt state, is added with carrying out shape to the amorphous alloy flexbile gear
Work；
The amorphous alloy flexbile gear for completing sharp processing is fixed, with the gear and tooth top to the amorphous alloy flexbile gear
It is processed；
According to flexbile gear drawing, tooth Profile Machining is carried out to the amorphous alloy flexbile gear for completing gear and tooth top processing.
5. amorphous alloy flexbile gear production method as claimed in claim 4, which is characterized in that described non-in partly to melt state
Peritectic alloy material carries out die casting, includes: to carry out sharp processing to the amorphous alloy flexbile gear
According to flexbile gear drawing making die casting；
It is processed according to shape of the die casting to the amorphous alloy flexbile gear, to obtain shape and the die casting
The amorphous alloy flexbile gear blank to match.
6. amorphous alloy flexbile gear production method as claimed in claim 5, which is characterized in that the die casting includes outside core
With inner mold core, the outside core and the inner mold core are metal die.
7. amorphous alloy flexbile gear production method as claimed in claim 5, which is characterized in that utilize outer diameter and the amorphous alloy
The amorphous alloy flexbile gear blank is fixed in the fixture of the inner hole transition fit of flexbile gear blank.
8. amorphous alloy flexbile gear production method as claimed in claim 5, which is characterized in that complete sharp processing at described pair
The amorphous alloy flexbile gear is fixed, with the gear to the amorphous alloy flexbile gear and before tooth top processes, further includes:
The amorphous alloy flexbile gear blank is cooled to room temperature.
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| CN201910465090.4A CN110331348A (en) | 2019-05-30 | 2019-05-30 | Amorphous alloy material, amorphous alloy flexbile gear and preparation method thereof |
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| CN201910465090.4A CN110331348A (en) | 2019-05-30 | 2019-05-30 | Amorphous alloy material, amorphous alloy flexbile gear and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002000A (en) * | 2019-12-31 | 2020-04-14 | 宁波中大力德智能传动股份有限公司 | Processing method for improving grain size of flexible gear of harmonic reducer |
| CN111687752A (en) * | 2020-06-19 | 2020-09-22 | 松山湖材料实验室 | Manufacturing method of amorphous alloy gear based on abrasive water jet cutting and product thereof |
| CN111906271A (en) * | 2020-07-08 | 2020-11-10 | 松山湖材料实验室 | Vacuum die-casting die for amorphous alloy flexible gear of harmonic reducer and method thereof |
| CN113352065A (en) * | 2021-05-31 | 2021-09-07 | 东莞帕姆蒂昊宇液态金属有限公司 | Manufacturing method of flexible gear of amorphous alloy harmonic reducer and hot-pressing equipment |
| CN113351846A (en) * | 2021-06-15 | 2021-09-07 | 松山湖材料实验室 | Preparation method of amorphous flexible gear for harmonic reducer |
| CN114164378A (en) * | 2021-12-01 | 2022-03-11 | 东莞市本润机器人科技股份有限公司 | Harmonic reducer flexible gear material and preparation method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603336A (en) * | 2016-01-13 | 2016-05-25 | 东莞劲胜精密组件股份有限公司 | Zirconium-based amorphous alloy and preparation method thereof |
| CN106244946A (en) * | 2016-09-27 | 2016-12-21 | 北京科技大学 | A kind of high-strength plasticity zirconium-base amorphous alloy containing molybdenum and preparation method |
| CN106893951A (en) * | 2017-03-08 | 2017-06-27 | 黑龙江科技大学 | Cu base bulk metallic glass composite and preparation method thereof |
| CN107263885A (en) * | 2017-05-03 | 2017-10-20 | 深圳大学 | A kind of AMORPHOUS ALLOY RIBBONS modified fish oil racquet frame and preparation method thereof |
| CN107281718A (en) * | 2017-05-03 | 2017-10-24 | 深圳大学 | A kind of non-crystaline amorphous metal T connector modified fish oil racket and preparation method thereof |
| CN108070801A (en) * | 2017-12-19 | 2018-05-25 | 哈尔滨工业大学 | A kind of method that inexpensive Centimeter Level zirconium-base amorphous alloy is prepared using technical grade sponge zirconium |
| CN108143036A (en) * | 2018-01-11 | 2018-06-12 | 深圳大学 | Helmet shell, the helmet based on non-crystaline amorphous metal modified carbon fiber and preparation method thereof |
| CN108893688A (en) * | 2018-07-20 | 2018-11-27 | 东莞宜安科技股份有限公司 | A kind of Zr base lump non-crystalline alloy of corrosion resistance and preparation method thereof |
| CN108942123A (en) * | 2017-05-18 | 2018-12-07 | 比亚迪股份有限公司 | Amorphous flexbile gear and preparation method thereof |
| CN109692912A (en) * | 2017-10-23 | 2019-04-30 | 比亚迪股份有限公司 | The processing method of processing tool and amorphous flexbile gear for amorphous flexbile gear |
-
2019
- 2019-05-30 CN CN201910465090.4A patent/CN110331348A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603336A (en) * | 2016-01-13 | 2016-05-25 | 东莞劲胜精密组件股份有限公司 | Zirconium-based amorphous alloy and preparation method thereof |
| CN106244946A (en) * | 2016-09-27 | 2016-12-21 | 北京科技大学 | A kind of high-strength plasticity zirconium-base amorphous alloy containing molybdenum and preparation method |
| CN106893951A (en) * | 2017-03-08 | 2017-06-27 | 黑龙江科技大学 | Cu base bulk metallic glass composite and preparation method thereof |
| CN107263885A (en) * | 2017-05-03 | 2017-10-20 | 深圳大学 | A kind of AMORPHOUS ALLOY RIBBONS modified fish oil racquet frame and preparation method thereof |
| CN107281718A (en) * | 2017-05-03 | 2017-10-24 | 深圳大学 | A kind of non-crystaline amorphous metal T connector modified fish oil racket and preparation method thereof |
| CN108942123A (en) * | 2017-05-18 | 2018-12-07 | 比亚迪股份有限公司 | Amorphous flexbile gear and preparation method thereof |
| CN109692912A (en) * | 2017-10-23 | 2019-04-30 | 比亚迪股份有限公司 | The processing method of processing tool and amorphous flexbile gear for amorphous flexbile gear |
| CN108070801A (en) * | 2017-12-19 | 2018-05-25 | 哈尔滨工业大学 | A kind of method that inexpensive Centimeter Level zirconium-base amorphous alloy is prepared using technical grade sponge zirconium |
| CN108143036A (en) * | 2018-01-11 | 2018-06-12 | 深圳大学 | Helmet shell, the helmet based on non-crystaline amorphous metal modified carbon fiber and preparation method thereof |
| CN108893688A (en) * | 2018-07-20 | 2018-11-27 | 东莞宜安科技股份有限公司 | A kind of Zr base lump non-crystalline alloy of corrosion resistance and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002000A (en) * | 2019-12-31 | 2020-04-14 | 宁波中大力德智能传动股份有限公司 | Processing method for improving grain size of flexible gear of harmonic reducer |
| CN111687752A (en) * | 2020-06-19 | 2020-09-22 | 松山湖材料实验室 | Manufacturing method of amorphous alloy gear based on abrasive water jet cutting and product thereof |
| CN111906271A (en) * | 2020-07-08 | 2020-11-10 | 松山湖材料实验室 | Vacuum die-casting die for amorphous alloy flexible gear of harmonic reducer and method thereof |
| CN113352065A (en) * | 2021-05-31 | 2021-09-07 | 东莞帕姆蒂昊宇液态金属有限公司 | Manufacturing method of flexible gear of amorphous alloy harmonic reducer and hot-pressing equipment |
| CN113351846A (en) * | 2021-06-15 | 2021-09-07 | 松山湖材料实验室 | Preparation method of amorphous flexible gear for harmonic reducer |
| CN113351846B (en) * | 2021-06-15 | 2022-11-25 | 松山湖材料实验室 | Preparation method of amorphous flexible gear for harmonic reducer |
| CN114164378A (en) * | 2021-12-01 | 2022-03-11 | 东莞市本润机器人科技股份有限公司 | Harmonic reducer flexible gear material and preparation method thereof |
| CN114164378B (en) * | 2021-12-01 | 2022-06-03 | 东莞市本润机器人科技股份有限公司 | Harmonic reducer flexible gear material and preparation method thereof |
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Application publication date: 20191015 |