CN110202157A - A kind of titanium alloy composite material and the method that titanium alloy fishing rod abnormity lead ring is prepared based on Powder Injection Molding Technology - Google Patents
A kind of titanium alloy composite material and the method that titanium alloy fishing rod abnormity lead ring is prepared based on Powder Injection Molding Technology Download PDFInfo
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- CN110202157A CN110202157A CN201910543808.7A CN201910543808A CN110202157A CN 110202157 A CN110202157 A CN 110202157A CN 201910543808 A CN201910543808 A CN 201910543808A CN 110202157 A CN110202157 A CN 110202157A
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
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- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
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- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F5/106—Tube or ring forms
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- C22C14/00—Alloys based on titanium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
- C22C32/0057—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides based on B4C
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Abstract
The present invention relates to the present invention relates to new alloy field of material technology, and in particular to a kind of titanium alloy composite material and the method for preparing titanium alloy fishing rod abnormity lead ring based on Powder Injection Molding Technology.The titanium alloy composite material, it includes the components of following parts by weight: 60~80 parts of titanium alloy powder；5~10 parts of boron carbide；30~40 parts of binder；The binder includes the component of following parts by weight: 50~70 parts of polyformaldehyde；5~10 parts of high density polyethylene (HDPE)；4~8 parts of stearic acid；4~8 parts of microwax；Modified 5~10 parts of beta-cyclodextrin.The titanium alloy fishing rod abnormity lead ring hardness with higher and wear-resisting property be prepared by this method, while also making the fishing rod abnormity lead ring with lower coefficient of friction；The titanium alloy fishing rod abnormity lead ring have the characteristics that in the specific use process it is wear-resisting, do not damage fishing line when getting rid of bait and take-up and bite is to be quick on the draw.
Description
Technical field
The present invention relates to new alloy field of material technology, and in particular to a kind of titanium alloy composite material and is infused based on powder
Penetrate the method that forming technique prepares titanium alloy fishing rod abnormity lead ring.
Background technique
Fishing rod lead ring, which is called, leads eye, is the accessory for being specifically used to away fishing line, is made of bracket and conductor loop, conductor loop is general
It is rounded；And for special-shaped fishing rod lead ring, conductor loop is in non-circular (as shown in figs. 1 to 6).In general, the bracket of fishing rod lead ring
For stainless steel material, conductor loop is ceramics and carbofrax material；Fishing rod lead ring and conductor loop are separate machined when processing, then
Together, the technological process of production is more for recombinant, complex process；When especially producing anisotropic lead ring, cost can be higher.
Titanium alloy has the advantages that intensity is high and corrosion resistance is good, is widely used in the high-grade fishing rod lead ring of production.Generally
Metal fishing rod lead ring can be usually prepared using die forming method.But die forming method for structure is complicated or
The production of special-shaped part has limitation.Powder Injection Molding Technology is relative to die forming technique, since it can be used to add
Work structure is complicated or special-shaped part and it is high in machining efficiency the features such as, can using the technique produce fishing rod abnormity lead ring.But
If the mismate of the materials such as metal powder and binder during Powder Injection Molding Technology prepares fishing rod abnormity lead ring,
Will lead to sintered product strength to be deteriorated, and will lead to green compact and be sintered and degreasing after finished product will appear deformation, collapse
Situations such as collapsing, being broken, it is low so as to cause yield rate.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of titanium alloy composite material and it is based on powder injection forming
The method that technology prepares titanium alloy fishing rod abnormity lead ring.The titanium alloy fishing rod abnormity lead ring being prepared by this method, finished product
Rate is high.
Above-mentioned technical problem to be solved by this invention, is achieved by the following technical programs:
A kind of titanium alloy composite material, it includes the components of following parts by weight: 60~80 parts of titanium alloy powder；Boron carbide 5
~10 parts；30~40 parts of binder；
The binder includes the component of following parts by weight: 50~70 parts of polyformaldehyde；5~10 parts of high density polyethylene (HDPE)；
4~8 parts of stearic acid；4~8 parts of microwax；Modified 5~10 parts of beta-cyclodextrin.
The present invention makes titanium alloy fishing rod abnormity lead ring as raw material using titanium alloy powder and boron carbide, ensure that fish
Pole abnormity lead ring has high rigidity and wear-resisting performance.But it is different preparing titanium alloy fishing rod using Powder Injection Molding Technology
During shape lead ring, the binder of adaptation has not been developed for raw material titanium alloy powder and boron carbide, will lead in powder
Occurs situations such as green compact and finished product deformation, collapse, be broken in injection moulding production process；And it is degreasing sintered after will lead into
The low hardness and wear-resisting property to reduce product of product consistency.
The present invention gropes through a large amount of experimental study, has obtained above-mentioned binder, especially joined in a binder
Modified beta-cyclodextrin, can greatly improve using titanium alloy powder and boron carbide as the green compact of the titanium alloy fishing rod abnormity lead ring of raw material
With the yield rate of product after sintering, deformation of products, collapsing, fracture after green compact and sintering are greatly reduced；With
And it ensure that titanium alloy fishing rod abnormity lead ring hardness with higher and wear-resisting property and lower coefficient of friction after sintering.
Preferably, the titanium alloy composite material, it includes the components of following parts by weight: titanium alloy powder 70~80
Part；8~10 parts of boron carbide；35~40 parts of binder.
Preferably, the titanium alloy powder is Ti-6Al-4V powder.
Preferably, the binder includes the component of following parts by weight: 60~70 parts of polyformaldehyde；High density polyethylene (HDPE) 5
~8 parts；4~6 parts of stearic acid；4~6 parts of microwax；Modified 8~10 parts of beta-cyclodextrin.
Most preferably, the binder includes the component of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；
6 parts of stearic acid；6 parts of microwax；Modified 10 parts of beta-cyclodextrin.
Preferably, the modification beta-cyclodextrin is prepared via a method which to obtain: beta-cyclodextrin and polyethylene glycol are added
Enter into water, filtered after being stirred to react 8~30h, will be precipitated after drying up to the modification beta-cyclodextrin；The poly- second two
Alcohol is Macrogol 4000.
It is further preferred that the amount ratio of the beta-cyclodextrin, polyethylene glycol and water be 1g:0.8~1g:15~
25mL。
The present invention provides a kind of method for preparing titanium alloy fishing rod abnormity lead ring based on Powder Injection Molding Technology, it includes
Following steps:
(1) feeding is made after being kneaded above-mentioned titanium alloy composite material uniformly；
(2) then feeding is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are carried out degreasing sintered to get the titanium alloy fishing rod abnormity lead ring.
Preferably, the mixing in step (1) is kneaded using kneading machine, and the melting temperature is 150~180
DEG C, mixing time is 1~3h；Injection in step (2) is injected using injector；The injection temperature is 150~180
DEG C, injection pressure is 140~170MPa；
Most preferably, the melting temperature is 170 DEG C, mixing time 2h；Injection in step (2) is using injection
Machine is injected；The injection temperature is 170 DEG C, injection pressure 160MPa.
Preferably, described in step (3) it is degreasing sintered refer to carried out in vacuum degreasing fritting furnace, actual conditions are as follows:
Titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first rise to 500 with the heating rate of 8 DEG C/min
DEG C, keep 20min to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa rises to 850 DEG C with the heating rate of 2 DEG C/min,
Keep 40min；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；Up to the titanium after finally cooling down, coming out of the stove
Alloy fishing rod abnormity lead ring.
By the above method, it can choose corresponding mold and prepare D1, D2, K1, K2, L1 and L2 as shown in drawings
Type fishing rod abnormity lead ring.
The utility model has the advantages that (2) the present invention provides a kind of completely new to prepare titanium alloy fishing rod for Powder Injection Molding Technology
The titanium alloy composite material of special-shaped lead ring；The titanium alloy composite material using titanium alloy powder and boron carbide as raw material,
Cooperate the binder completely newly formed simultaneously, especially joined modified beta-cyclodextrin in a binder, can greatly improve with titanium
Alloy powder and boron carbide are the yield rate of product after the green compact of the titanium alloy fishing rod abnormity lead ring of raw material and sintering, are greatly reduced
Deformation of products after green compact and sintering, collapsing, fracture；And fishing rod abnormity lead ring has after ensure that sintering
Higher hardness and wear-resisting property, while also making the titanium alloy fishing rod abnormity lead ring that there is lower coefficient of friction.(2)
The present invention is also the same as a kind of completely new method for preparing titanium alloy fishing rod abnormity lead ring based on Powder Injection Molding Technology, this method
The integral formation method that developed for titanium alloy composite material of the present invention, in degreasing of the present invention and burning
Under the conditions of knot, the yield rate of product after sintering is further ensured, green compact and degreasing sintered rear finished product deformation is greatly reduced, collapses
It collapses, be broken；And it ensure that titanium alloy fishing rod abnormity lead ring hardness with higher and wear-resisting after sintering
Performance has lesser coefficient of friction simultaneously；(3) the corresponding mold preparation that furthermore the method is prepared through the invention
D1, D2, K1, K2, L1 and L2 type fishing rod abnormity lead ring as shown in drawings has in the specific use process out easily gets rid of bait, resistance to
Be quick on the draw when not damaging fishing line, bite when mill, take-up and fish bite after take-up when more easily the features such as.
Detailed description of the invention
Fig. 1 is the schematic diagram of one of which D1 type fishing rod abnormity lead ring.
Fig. 2 is the schematic diagram of one of which D2 type fishing rod abnormity lead ring.
Fig. 3 is the schematic diagram of one of which K1 type fishing rod abnormity lead ring.
Fig. 4 is the schematic diagram of one of which K2 type fishing rod abnormity lead ring.
Fig. 5 is the schematic diagram of one of which L1 type fishing rod abnormity lead ring.
Fig. 6 is the schematic diagram of one of which L2 type fishing rod abnormity lead ring.
Specific embodiment
The present invention is explained further below in conjunction with specific embodiment, but embodiment does not do any type of limit to the present invention
It is fixed.
The preparation of 1 titanium alloy fishing rod abnormity lead ring of embodiment
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 4000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
The preparation of 2 titanium alloy fishing rod abnormity lead ring of embodiment
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 60 parts；Carbonization
5 parts of boron；30 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；5 parts of high density polyethylene (HDPE)；Stearic acid 4
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 4000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 160 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 160 DEG C, injection pressure 170MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
The preparation of 3 titanium alloy fishing rod abnormity lead ring of embodiment
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 80 parts；Carbonization
8 parts of boron；40 parts of binder；
The binder is grouped as by the group of following parts by weight: 70 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；4 parts of microwax；Modified 8 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 4000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 180 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 180 DEG C, injection pressure 150MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
The preparation of 1 titanium alloy fishing rod abnormity lead ring of comparative example
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 1 the difference from embodiment 1 is that, the binder used in titanium alloy composite material does not contain modified β-ring
Dextrin.
The preparation of 2 titanium alloy fishing rod abnormity lead ring of comparative example
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；10 parts of beta-cyclodextrin.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 2 the difference from embodiment 1 is that, using being beta-cyclodextrin rather than modified beta-cyclodextrin in binder.
The preparation of 3 titanium alloy fishing rod abnormity lead ring of embodiment
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；5 parts of beta-cyclodextrin；5 parts of Macrogol 4000；
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 3 the difference from embodiment 1 is that, in binder using beta-cyclodextrin and Macrogol 4000 directly as
The material composition of binder, rather than will be after beta-cyclodextrin and Macrogol 4000 reaction by method of modifying described in embodiment 1
To be modified beta-cyclodextrin as the material composition of binder.
The preparation of 4 titanium alloy fishing rod abnormity lead ring of comparative example
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with polyethylene glycol 2000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 4 the difference from embodiment 1 is that, modification beta-cyclodextrin in binder uses poly- second in modifying process
Glycol 2000 replaces Macrogol 4000.
The preparation of 5 titanium alloy fishing rod abnormity lead ring of comparative example
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 6000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 8 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with the heating rate liter of 2 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 5 the difference from embodiment 1 is that, modification beta-cyclodextrin in binder uses poly- second in modifying process
Glycol 6000 replaces Macrogol 4000.
The preparation of 6 titanium alloy fishing rod abnormity lead ring of comparative example
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 4000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 5 DEG C/min
Degree rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 3.0x10-3Pa, with the heating rate liter of 3 DEG C/min
To 850 DEG C, 40min is kept；1350 DEG C are risen to the heating rate of 3 DEG C/min again, keeps 2h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 6 the difference from embodiment 1 is that, during degreasing sintered, the heating rate in degreasing sintered each stage
And vacuum degree is different from embodiment 1.
The preparation of 7 titanium alloy fishing rod abnormity lead ring of embodiment
Titanium alloy composite material weight: Ti-6Al-4V powder (i.e. the trade mark be TC4 titanium alloy) 70 parts；Carbonization
8 parts of boron；35 parts of binder；
The binder is grouped as by the group of following parts by weight: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；Stearic acid 6
Part；6 parts of microwax；Modified 10 parts of beta-cyclodextrin；The modification beta-cyclodextrin is prepared via a method which to obtain: β-ring is pasted
Essence is added to the water with Macrogol 4000, is stirred to react and filters afterwards for 24 hours, will paste after precipitating drying up to the modification β-ring
Essence；The amount ratio of the beta-cyclodextrin, polyethylene glycol and water is 1g:0.8g:20mL.
The preparation method of titanium alloy fishing rod abnormity lead ring:
(1) titanium alloy composite material of above-mentioned parts by weight is put into kneading machine, mixing 2h is carried out at 170 DEG C, be kneaded
Feeding is made after uniformly；
(2) then feeding is put into injector, adjusting injection temperature is 170 DEG C, injection pressure 160MPa, by feeding
It is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with the heating speed of 2 DEG C/min
Degree rises to 400 DEG C, and 30min is kept to carry out degreasing；Then vacuum degree is adjusted to 8.0x10-2Pa, with the heating rate liter of 3 DEG C/min
To 900 DEG C, 30min is kept；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 3h；After finally cooling down, coming out of the stove to obtain the final product
The titanium alloy fishing rod abnormity lead ring.
Comparative example 7 the difference from embodiment 1 is that, during degreasing sintered, the temperature in degreasing sintered each stage, heating
Speed, soaking time and vacuum degree are different from embodiment 1.
We record and test Examples 1 to 3 in specific experiment and production process and comparative example 1~7 is prepared into
The green wares rate of the titanium alloy fishing rod abnormity lead ring arrived, degreasing sintered rear finished product yield rate, and final titanium alloy fishing rod
The hardness and coefficient of friction of special-shaped lead ring.
Wherein, yield rate=(at number amount ÷ total quantity) × 100%；The hardness uses model HXD-
The microhardness testers of 1000TM/LCD measure；The cunning that the coefficient of friction is measured using the friction coefficient instrument of model MXD-02
Dynamic friction coefficient；Specific experiment the results are shown in Table 1.
1. titanium alloy fishing rod abnormity lead ring the performance test results of table
Can be seen that its green wares rate of the product from the test data of Examples 1 to 3 is 100%, finished product finished product
Rate is 96% or more, and hardness is 800 or more, and its coefficient of friction is 0.2；This illustrate Examples 1 to 3 with titanium alloy powder,
Boron carbide and binder of the present invention be raw material in powder injection-molded method preparation process of the present invention green compact with
And finished product high yield rate；And the titanium alloy fishing rod abnormity lead ring being prepared has very high hardness and lower rubs
It wipes coefficient (can reduce the damage to fishing line).
It is compared from 1~5 test data of comparative example with the test data of embodiment 1, green wares rate, finished product yield rate
And hardness is substantially reduced, and coefficient of friction significantly increases.And the difference of comparative example 1~5 and embodiment 1 is, titanium alloy fish
Pole abnormity lead ring prepared different at the composition of the binder of middle use.Wherein comparative example 1 the difference from embodiment 1 is that, titanium
The binder used in alloy composite materials does not contain modified beta-cyclodextrin.Comparative example 2 the difference from embodiment 1 is that, bonding
Use in agent is beta-cyclodextrin rather than modified beta-cyclodextrin.Comparative example 3 the difference from embodiment 1 is that, used in binder
Beta-cyclodextrin and Macrogol 4000 rather than press method of modifying described in embodiment 1 directly as the material composition of binder
To be modified beta-cyclodextrin as the material composition of binder after beta-cyclodextrin and Macrogol 4000 are reacted.Comparative example 4 and reality
The difference for applying example 1 is that the modification beta-cyclodextrin in binder replaces poly- second two using polyethylene glycol 2000 in modifying process
Alcohol 4000.Comparative example 5 the difference from embodiment 1 is that, modification beta-cyclodextrin in binder uses poly- second in modifying process
Glycol 6000 replaces Macrogol 4000.Above-mentioned description of test contains modified beta-cyclodextrin of the present invention in binder,
Powder injection-molded method can greatly improve green wares rate, finished product yield rate during preparing titanium alloy fishing rod abnormity lead ring
And the hardness of titanium alloy fishing rod abnormity lead ring；And reduce the coefficient of friction of titanium alloy fishing rod abnormity lead ring.And binder is free of
There is the preparation method of modified beta-cyclodextrin or modified beta-cyclodextrin different, it is different that powder injection-molded method prepares titanium alloy fishing rod
It will lead to green wares rate, finished product yield rate and hardness during shape lead ring to be substantially reduced, and coefficient of friction significantly increases.
It is compared from the test data of comparative example 6 and 7 with the test data of embodiment 1, its same finished product yield rate and hard
Degree is substantially reduced, and coefficient of friction significantly increases.Wherein, comparative example 6 the difference from embodiment 1 is that, in degreasing sintered process
In, the heating rate and vacuum degree in degreasing sintered each stage are different from embodiment 1.The difference of comparative example 7 and embodiment 1 exists
In, during degreasing sintered, temperature, heating rate, soaking time and the vacuum degree and embodiment 1 in degreasing sintered each stage
It is different.This illustrate it is degreasing sintered during each parameter can further influence the finished product yield rate of titanium alloy fishing rod abnormity lead ring
And hardness and coefficient of friction.The titanium alloy fishing rod abnormity lead ring only obtained under the conditions of of the present invention degreasing sintered is
With optimal finished product rate and hardness and coefficient of friction.
Claims (10)
1. a kind of titanium alloy composite material, which is characterized in that the component comprising following parts by weight: 60~80 parts of titanium alloy powder；
5~10 parts of boron carbide；30~40 parts of binder；
The binder includes the component of following parts by weight: 50~70 parts of polyformaldehyde；5~10 parts of high density polyethylene (HDPE)；Firmly
4~8 parts of resin acid；4~8 parts of microwax；Modified 5~10 parts of beta-cyclodextrin.
2. titanium alloy composite material according to claim 1, which is characterized in that the component comprising following parts by weight: titanium closes
70~80 parts of bronze end；8~10 parts of boron carbide；35~40 parts of binder.
3. titanium alloy composite material according to claim 1, which is characterized in that the titanium alloy powder is Ti-6Al-
4V powder.
4. titanium alloy composite material according to claim 1, which is characterized in that the binder includes following parts by weight
Component: 60~70 parts of polyformaldehyde；5~8 parts of high density polyethylene (HDPE)；4~6 parts of stearic acid；4~6 parts of microwax；Modified β-
8~10 parts of cyclodextrin.
5. titanium alloy composite material according to claim 4, which is characterized in that the binder includes following parts by weight
Component: 60 parts of polyformaldehyde；8 parts of high density polyethylene (HDPE)；6 parts of stearic acid；6 parts of microwax；Modified 10 parts of beta-cyclodextrin.
6. titanium alloy composite material according to claim 1, which is characterized in that the modification beta-cyclodextrin passes through as follows
Method is prepared: beta-cyclodextrin and polyethylene glycol being added to the water, filtered after being stirred to react 8~30h, after precipitating drying
Up to the modification beta-cyclodextrin；The polyethylene glycol is Macrogol 4000.
7. titanium alloy composite material according to claim 6, which is characterized in that the beta-cyclodextrin, polyethylene glycol with
And the amount ratio of water is 1g:0.8~1g:15~25mL.
8. a kind of method for preparing titanium alloy fishing rod abnormity lead ring based on Powder Injection Molding Technology, which is characterized in that comprising such as
Lower step:
(1) feeding is made after being kneaded the described in any item titanium alloy composite materials of claim 1~7 uniformly；
(2) then feeding is injected into fishing rod abnormity lead ring mold, obtains titanium alloy fishing rod abnormity lead ring green compact after cooling；
(3) titanium alloy fishing rod abnormity lead ring green compact are carried out degreasing sintered to get the titanium alloy fishing rod abnormity lead ring.
9. according to the method described in claim 8, it is characterized in that, the mixing in step (1) is kneaded using kneading machine,
The melting temperature is 150~180 DEG C, and mixing time is 1~3h；Injection in step (2) is infused using injector
It penetrates；The injection temperature is 150~180 DEG C, and injection pressure is 140~170MPa；
Most preferably, the melting temperature is 170 DEG C, mixing time 2h；Injection in step (2) be using injector into
Row injection；The injection temperature is 170 DEG C, injection pressure 160MPa.
10. according to the method described in claim 8, it is characterized in that, described in step (3) it is degreasing sintered refer to it is de- in vacuum
Carried out in rouge sintering furnace, actual conditions are as follows: fishing rod abnormity lead ring green compact are put into vacuum degreasing fritting furnace, first with 8 DEG C/
The heating rate of min rises to 500 DEG C, and 20min is kept to carry out degreasing；Then vacuum degree is adjusted to 5.0x10-3Pa, with 2 DEG C/min
Heating rate rise to 850 DEG C, keep 40min；1350 DEG C are risen to the heating rate of 4 DEG C/min again, keeps 2h；Finally drop
Temperature, come out of the stove after up to the titanium alloy fishing rod abnormity lead ring.
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| CN114888290A (en) * | 2022-04-25 | 2022-08-12 | 中国电子科技集团公司第十四研究所 | Metal powder injection molding method for titanium alloy antenna unit |
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