CN109108290A - A kind of drill bit used for geological prospecting and preparation method thereof - Google Patents
A kind of drill bit used for geological prospecting and preparation method thereof Download PDFInfo
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- CN109108290A CN109108290A CN201811037045.0A CN201811037045A CN109108290A CN 109108290 A CN109108290 A CN 109108290A CN 201811037045 A CN201811037045 A CN 201811037045A CN 109108290 A CN109108290 A CN 109108290A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
-
- 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
- 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
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- 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
- 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
- B22F3/17—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by forging
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/04—Light metals
- C22C49/06—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
-
- 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
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
Abstract
The present invention discloses a kind of drill bit used for geological prospecting, raw material including following parts by weight proportion: 122-138 parts of aluminium powder, 77-86 parts of cerium silicon carbide powder, 14-20 parts of silicon carbide whisker, 13-16 parts of four acicular type zinc oxide crystal whisker, 2-6 parts of boronation calcium powder, 1-3 parts of scandium powder, vanadium powder 2-4 parts of nitridation, 1-3 parts of yttrium oxide powder, 7-10 parts of iridium powder, 1-3 parts of Nanometer-sized Neodymium Oxide powder, 2-4 parts of lutetium powder, 5-7 parts of manganese powder end and 8-11 parts of titanium diboride powder, the drill bit intensity used for geological prospecting are high.
Description
Technical field
The present invention relates to a kind of drill bits and preparation method thereof used for geological prospecting.
Background technique
Geological prospecting is to be reconnoitred, detected to geology by various means, method, determines suitable supporting course, root
According to the foundation bearing capacity of supporting course, type of foundation is determined, calculate the enquiry-based activity of underlying parameter.It is in search for mineral deposit
It was found that there is the mineral deposit of industrial significance, for the quality and quantity for finding out mineral products, and the technical conditions that exploitation utilizes, mine construction is provided and is set
Ore reserve and geologic information required for counting, to rock, stratum, construction, mineral products, the hydrology, landforms in a given area and other places
Matter situation carries out enquiry based work.
Drill bit is one of ordinary articles of geological prospecting, and the intensity of drill bit is important one of index, the technology of this field
Personnel wish that the intensity of drill bit can be further improved.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of drill bits used for geological prospecting and preparation method thereof that intensity is high.
To solve the above problems, the present invention adopts the following technical scheme:
A kind of drill bit used for geological prospecting and preparation method thereof, the raw material including following parts by weight proportion: aluminium powder
122-138 parts, 77-86 parts of cerium silicon carbide powder, 14-20 parts of silicon carbide whisker, 13-16 parts of four acicular type zinc oxide crystal whisker, boronation
It is 2-6 parts of calcium powder, 1-3 parts of scandium powder, vanadium powder 2-4 parts of nitridation, 1-3 parts of yttrium oxide powder, 7-10 parts of iridium powder, nano oxidized
1-3 parts of neodymium powder, 2-4 parts of lutetium powder, 5-7 parts of manganese powder end and 8-11 parts of titanium diboride powder.
Further, the raw material including following parts by weight proportion: 122 parts of aluminium powder, 77 parts of cerium silicon carbide powder, carbonization
Silicon wafer must 14 parts, 13 parts of four acicular type zinc oxide crystal whisker, 2 parts of boronation calcium powder, 1 part of scandium powder, nitridation 2 parts of vanadium powder, yttrium oxide
1 part of powder, 7 parts of iridium powder, 1 part of Nanometer-sized Neodymium Oxide powder, 2 parts of lutetium powder, 5 parts and 8 parts of titanium diboride powder of manganese powder end.
Further, the raw material including following parts by weight proportion: 138 parts of aluminium powder, 86 parts of cerium silicon carbide powder, carbonization
Silicon wafer must 20 parts, 16 parts of four acicular type zinc oxide crystal whisker, 6 parts of boronation calcium powder, 3 parts of scandium powder, nitridation 4 parts of vanadium powder, yttrium oxide
3 parts of powder, 10 parts of iridium powder, 3 parts of Nanometer-sized Neodymium Oxide powder, 4 parts of lutetium powder, 7 parts and 11 parts of titanium diboride powder of manganese powder end.
Further, the raw material including following parts by weight proportion: 130 parts of aluminium powder, 82 parts of cerium silicon carbide powder, carbonization
Silicon wafer must 17 parts, 15 parts of four acicular type zinc oxide crystal whisker, 4 parts of boronation calcium powder, 2 parts of scandium powder, nitridation 3 parts of vanadium powder, yttrium oxide
2 parts of powder, 9 parts of iridium powder, 2 parts of Nanometer-sized Neodymium Oxide powder, 3 parts of lutetium powder, 6 parts and 10 parts of titanium diboride powder of manganese powder end.
Another technical problem to be solved by the present invention is that a kind of preparation method of drill bit used for geological prospecting is provided, including with
Lower step:
1) by 122-138 parts of aluminium powder, 77-86 parts of cerium silicon carbide powder, 14-20 parts of silicon carbide whisker, four needle-shaped oxidations
13-16 parts of zinc whisker, 2-6 parts of boronation calcium powder, 1-3 parts of scandium powder, nitridation vanadium powder 2-4 parts, 1-3 parts of yttrium oxide powder, iridium
7-10 parts of powder, 1-3 parts of Nanometer-sized Neodymium Oxide powder, 2-4 parts of lutetium powder, 5-7 parts of manganese powder end and titanium diboride powder 8-11 part one
It rises to be poured into three-dimensional motion mixer and carries out mixed processing, wherein the main shaft of the three-dimensional motion mixer in mixed processing turns
Speed is 10-12r/min, incorporation time 3-5h, and mixing material is made, spare；
2) mixing material made from step 1) is poured into dryer and is dried, wherein the temperature of drying process
Degree is 45-60 DEG C, drying time 30-50min, and dry mixing material is made, spare；
3) mixing material dry made from step 2) is sintered using HIP sintering method, wherein burn
Tying the time is 2-4 hours, makees pressure medium, pressure 140-190MPa using nitrogen, and sintering temperature is 800-1000 DEG C, is made
Sintered body, it is spare；
4) sintered body made from step 3) is kept the temperature under 550-600 DEG C of environment, is then carried out in forging press
Forging body is made in 25% deformation warm and hot forging；
5) step 4) forging body obtained is heated, stops heating when temperature reaches 660 DEG C, then utilizes inertia
Gas is purged so that temperature is down to 200-280 DEG C, is then warming up to 900-980 DEG C and 3h is kept to complete solution treatment, most
4h is kept the temperature at 450 DEG C afterwards to get drill bit.
The beneficial effects of the present invention are: sufficiently combining the different advantages of silicon carbide ceramics and metallic aluminium, height is made it have
Thermal conductivity, thermal expansion coefficient are low, density is small, light-weight and high rigidity and high-flexural strength, cooperate silicon carbide whisker and four needles
The effect of shape ZnOw, whole intensity is high, and has outstanding toughness.
The characteristics of being the raw material of drill bit used for geological prospecting below or effect:
Aluminium powder: silvery white light metal.There is ductility.There are good conductive and heating conduction, high reflectivity and resistance to oxidation.
Cerium silicon carbide powder: microhardness, individual particle compression strength and toughness are higher, form complex with aluminium and lead with height
Hot, thermal expansion coefficient, density is small, light-weight and high rigidity and high-flexural strength performance.
Silicon carbide whisker: with fairly good high temperature resistant property and very high-intensitive, play the role of enhancing and toughening.
Four acicular type zinc oxide crystal whisker: its three-dimensional crystalline structure dispersion plays skeleton function, unique three-dimensional space in the base
Between structure keep it bigger with the gripping power of matrix, reinforcing effect is more significant, obviously increases tensile strength, and horizontal and vertical
Tensile strength numerical value is essentially identical, isotropically reinforces the mechanical performance of basis material, improves matrix strength significantly and adds
Work performance, whole intensity can effectively be promoted by compounding with silicon carbide whisker.
Boronation calcium powder: anti-oxidant, anti-erosion and the boron-containing additive for improving hot strength have not soluble in water, antioxygen
The characteristics such as change, heat shock resistance, chemical resistance of concrete.There is very high strength and stability especially under thermal shock.
Scandium powder: playing metamorphism to aluminium, makes base structure and performance that significant change occur.It can make the recrystallization temperature of alloy
Degree improves 150-200 DEG C, and elevated temperature strength, structural stability, welding performance and corrosion resistance significantly improve, and can avoid
The embrittlement phenomena being also easy to produce when long-term work under high temperature.
It nitrogenizes vanadium powder: being a kind of novel alloy additive, there is reinforcing and Grain refinement.
Yttrium oxide powder: for manufacturing special refractories, it is commonly used for additive.
Iridium powder: the chemical property of iridium is very stable.It is most corrosion resistant metal, fusing point, intensity and hardness are all very high, can
To promote whole high-temperature oxidation resistant and corrosion resistance.
Nanometer-sized Neodymium Oxide powder: adding Nanometer-sized Neodymium Oxide in aluminium, the high-temperature behavior that can be improved, air-tightness and corrosion resistance,
It is compounded with calcium boride, lutetium, scandium and cerium silicon carbide, can effectively guarantee that finished product still has outstanding performance at high temperature, prevent
The case where only causing performance to decline due to drill bit overheats in operation.
Lutetium powder: being metal most hard and most fine and close in rare earth element for silvery white non-ferrous metal；Rare earth is added in alusil alloy
Elevated temperature strength can be improved in metal.
Manganese powder end: silvery white non-ferrous metal, matter are hard and crisp.Be used as the additive of alloy, with mention intensity, hardness, elastic limit,
Wearability and corrosion resistance.
Titanium diboride powder: can be used as the important constituent element of multi-element composite material, and silicon carbide forms composite material, make various
High temperature resistant component and functional component, while being also the good hardening agent of aluminium can effectively promote whole mechanical property and resistance to
High-temperature behavior.
Specific embodiment
Technical solution of the present invention is described below, it is clear that described embodiment is only present invention a part
Embodiment, instead of all the embodiments, to those skilled in the art, in the premise not made the creative labor
Under, other embodiments can also be obtained according to these embodiments.
Embodiment 1:
A kind of drill bit used for geological prospecting, the raw material including following parts by weight proportion: 122 parts of aluminium powder, cerium silicon carbide
77 parts of powder, 14 parts of silicon carbide whisker, 13 parts of four acicular type zinc oxide crystal whisker, 2 parts of boronation calcium powder, 1 part of scandium powder, nitridation vanadium powder
2 parts of end, 1 part of yttrium oxide powder, 7 parts of iridium powder, 1 part of Nanometer-sized Neodymium Oxide powder, 2 parts of lutetium powder, manganese powder last 5 parts and titanium diboride
8 parts of powder.
A kind of preparation method of drill bit used for geological prospecting the following steps are included:
1) by 122 parts of aluminium powder, 77 parts of cerium silicon carbide powder, 14 parts of silicon carbide whisker, 13 parts of four acicular type zinc oxide crystal whisker,
2 parts of boronation calcium powder, 1 part of scandium powder, nitridation 2 parts of vanadium powder, 1 part of yttrium oxide powder, 7 parts of iridium powder, Nanometer-sized Neodymium Oxide powder 1
Part, 5 parts and 8 parts of titanium diboride powder of 2 parts of lutetium powder, manganese powder end are poured into three-dimensional motion mixer together and carry out at mixing
Reason, wherein the speed of mainshaft of the three-dimensional motion mixer in mixed processing is 10r/min, incorporation time 3h, and mixing material is made
Material, it is spare；
2) mixing material made from step 1) is poured into dryer and is dried, wherein the temperature of drying process
Degree is 45 DEG C, drying time 30min, and dry mixing material is made, spare；
3) mixing material dry made from step 2) is sintered using HIP sintering method, wherein burn
Tying the time is 2 hours, makees pressure medium, pressure 140MPa using nitrogen, sintering temperature is 800 DEG C, and sintered body is made, standby
With；
4) sintered body made from step 3) is kept the temperature under 550 DEG C of environment, 25% is then carried out in forging press
Warm and hot forging is deformed, forging body is made；
5) step 4) forging body obtained is heated, stops heating when temperature reaches 660 DEG C, then utilizes inertia
Gas is purged so that temperature is down to 200 DEG C, is then warming up to 900 DEG C and 3h is kept to complete solution treatment, finally at 450 DEG C
Lower heat preservation 4h is to get drill bit.
Embodiment 2:
A kind of drill bit used for geological prospecting, the raw material including following parts by weight proportion: 138 parts of aluminium powder, cerium silicon carbide
86 parts of powder, 20 parts of silicon carbide whisker, 16 parts of four acicular type zinc oxide crystal whisker, 6 parts of boronation calcium powder, 3 parts of scandium powder, nitridation vanadium powder
4 parts of end, 3 parts of yttrium oxide powder, 10 parts of iridium powder, 3 parts of Nanometer-sized Neodymium Oxide powder, 4 parts of lutetium powder, manganese powder last 7 parts and two boronations
11 parts of titanium powder.
A kind of preparation method of drill bit used for geological prospecting, comprising the following steps:
1) by 138 parts of aluminium powder, 86 parts of cerium silicon carbide powder, 20 parts of silicon carbide whisker, 16 parts of four acicular type zinc oxide crystal whisker,
6 parts of boronation calcium powder, 3 parts of scandium powder, nitridation 4 parts of vanadium powder, 3 parts of yttrium oxide powder, 10 parts of iridium powder, Nanometer-sized Neodymium Oxide powder
3 parts, 4 parts of lutetium powder, 7 parts and 11 parts of titanium diboride powder of manganese powder end be poured into three-dimensional motion mixer together and carry out at mixing
Reason, wherein the speed of mainshaft of the three-dimensional motion mixer in mixed processing is 12r/min, incorporation time 5h, and mixing material is made
Material, it is spare；
2) mixing material made from step 1) is poured into dryer and is dried, wherein the temperature of drying process
Degree is 60 DEG C, drying time 50min, and dry mixing material is made, spare；
3) mixing material dry made from step 2) is sintered using HIP sintering method, wherein burn
Tying the time is 4 hours, makees pressure medium, pressure 190MPa using nitrogen, sintering temperature is 1000 DEG C, and sintered body is made, standby
With；
4) sintered body made from step 3) is kept the temperature under 600 DEG C of environment, 25% is then carried out in forging press
Warm and hot forging is deformed, forging body is made；
5) step 4) forging body obtained is heated, stops heating when temperature reaches 660 DEG C, then utilizes inertia
Gas is purged so that temperature is down to 280 DEG C, is then warming up to 980 DEG C and 3h is kept to complete solution treatment, finally at 450 DEG C
Lower heat preservation 4h is to get drill bit.
Embodiment 3:
A kind of drill bit used for geological prospecting, the raw material including following parts by weight proportion: 130 parts of aluminium powder, cerium silicon carbide
82 parts of powder, 17 parts of silicon carbide whisker, 15 parts of four acicular type zinc oxide crystal whisker, 4 parts of boronation calcium powder, 2 parts of scandium powder, nitridation vanadium powder
3 parts of end, 2 parts of yttrium oxide powder, 9 parts of iridium powder, 2 parts of Nanometer-sized Neodymium Oxide powder, 3 parts of lutetium powder, manganese powder last 6 parts and titanium diboride
10 parts of powder.
A kind of preparation method of drill bit used for geological prospecting, comprising the following steps:
1) by 130 parts of aluminium powder, 82 parts of cerium silicon carbide powder, 17 parts of silicon carbide whisker, 15 parts of four acicular type zinc oxide crystal whisker,
4 parts of boronation calcium powder, 2 parts of scandium powder, nitridation 3 parts of vanadium powder, 2 parts of yttrium oxide powder, 9 parts of iridium powder, Nanometer-sized Neodymium Oxide powder 2
Part, 6 parts and 10 parts of titanium diboride powder of 3 parts of lutetium powder, manganese powder end are poured into three-dimensional motion mixer together and carry out at mixing
Reason, wherein the speed of mainshaft of the three-dimensional motion mixer in mixed processing is 11r/min, incorporation time 4h, and mixing material is made
Material, it is spare；
2) mixing material made from step 1) is poured into dryer and is dried, wherein the temperature of drying process
Degree is 55 DEG C, drying time 40min, and dry mixing material is made, spare；
3) mixing material dry made from step 2) is sintered using HIP sintering method, wherein burn
Tying the time is 3 hours, makees pressure medium, pressure 160MPa using nitrogen, sintering temperature is 900 DEG C, and sintered body is made, standby
With；
4) sintered body made from step 3) is kept the temperature under 600 DEG C of environment, 25% is then carried out in forging press
Warm and hot forging is deformed, forging body is made；
5) step 4) forging body obtained is heated, stops heating when temperature reaches 660 DEG C, then utilizes inertia
Gas is purged so that temperature is down to 250 DEG C, is then warming up to 950 DEG C and 3h is kept to complete solution treatment, finally at 450 DEG C
Lower heat preservation 4h is to get drill bit.
Experimental example:
Experimental subjects: using drill bit made from embodiment 1 as experimental group 1, drill bit made from embodiment 2 as experimental group 2,
Drill bit made from embodiment 3 is as experimental group 3, certain existing alloy bit as a control group 1.
Measuring mechanical property: bending strength is detected using WE-10B universal hydraulic testing machine, is hard using Rockwell
Degree tester tests Rockwell hardness.Concrete outcome is shown in Table 1:
By checking 4 groups of experiments, the bending strength and Rockwell hardness of the drill bit in experimental group are than control group
Alloy bit wants high.
The beneficial effects of the present invention are: sufficiently combining the different advantages of silicon carbide ceramics and metallic aluminium, height is made it have
Thermal conductivity, thermal expansion coefficient are low, density is small, light-weight and high rigidity and high-flexural strength, cooperate silicon carbide whisker and four needles
The effect of shape ZnOw, whole intensity is high, and has outstanding toughness.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of drill bit used for geological prospecting, which is characterized in that the raw material including following parts by weight proportion: aluminium powder 122-
138 parts, 77-86 parts of cerium silicon carbide powder, 14-20 parts of silicon carbide whisker, 13-16 parts of four acicular type zinc oxide crystal whisker, boronation calcium powder
2-6 parts last, 1-3 parts of scandium powder, nitridation vanadium powder 2-4 parts, 1-3 parts of yttrium oxide powder, 7-10 parts of iridium powder, Nanometer-sized Neodymium Oxide powder
1-3 parts last, 2-4 parts of lutetium powder, 5-7 parts of manganese powder end and 8-11 parts of titanium diboride powder.
2. a kind of drill bit used for geological prospecting as described in claim 1, which is characterized in that including following parts by weight proportion
Raw material: 122 parts of aluminium powder, 77 parts of cerium silicon carbide powder, 14 parts of silicon carbide whisker, 13 parts of four acicular type zinc oxide crystal whisker, calcium boride
2 parts of powder, 1 part of scandium powder, nitridation 2 parts of vanadium powder, 1 part of yttrium oxide powder, 7 parts of iridium powder, 1 part of Nanometer-sized Neodymium Oxide powder, lutetium
2 parts of powder, 5 parts and 8 parts of titanium diboride powder of manganese powder end.
3. a kind of drill bit used for geological prospecting as described in claim 1, which is characterized in that including following parts by weight proportion
Raw material: 138 parts of aluminium powder, 86 parts of cerium silicon carbide powder, 20 parts of silicon carbide whisker, 16 parts of four acicular type zinc oxide crystal whisker, calcium boride
6 parts of powder, 3 parts of scandium powder, nitridation 4 parts of vanadium powder, 3 parts of yttrium oxide powder, 10 parts of iridium powder, 3 parts of Nanometer-sized Neodymium Oxide powder, lutetium
4 parts of powder, 7 parts and 11 parts of titanium diboride powder of manganese powder end.
4. a kind of drill bit used for geological prospecting as described in claim 1, which is characterized in that including following parts by weight proportion
Raw material: 130 parts of aluminium powder, 82 parts of cerium silicon carbide powder, 17 parts of silicon carbide whisker, 15 parts of four acicular type zinc oxide crystal whisker, calcium boride
4 parts of powder, 2 parts of scandium powder, nitridation 3 parts of vanadium powder, 2 parts of yttrium oxide powder, 9 parts of iridium powder, 2 parts of Nanometer-sized Neodymium Oxide powder, lutetium
3 parts of powder, 6 parts and 10 parts of titanium diboride powder of manganese powder end.
5. a kind of preparation method of drill bit used for geological prospecting, which comprises the following steps:
1) 122-138 parts of aluminium powder, 77-86 parts of cerium silicon carbide powder, 14-20 parts of silicon carbide whisker, four-needle-like zinc oxide is brilliant
It must 13-16 parts, 2-6 parts of boronation calcium powder, 1-3 parts of scandium powder, nitridation vanadium powder 2-4 parts, 1-3 parts of yttrium oxide powder, iridium powder
7-10 parts, 1-3 parts of Nanometer-sized Neodymium Oxide powder, 2-4 parts of lutetium powder, 5-7 parts of manganese powder end and 8-11 parts of titanium diboride powder fall together
Enter into three-dimensional motion mixer and carry out mixed processing, wherein the speed of mainshaft of the three-dimensional motion mixer in mixed processing is
Mixing material is made in 10-12r/min, incorporation time 3-5h, spare；
2) mixing material made from step 1) is poured into dryer and is dried, wherein the temperature of drying process is
45-60 DEG C, drying time 30-50min, dry mixing material is made, it is spare；
3) mixing material dry made from step 2) is sintered using HIP sintering method, wherein when sintering
Between be 2-4 hour, make pressure medium using nitrogen, pressure 140-190MPa, sintering temperature is 800-1000 DEG C, is made and is sintered
Body, it is spare；
4) sintered body made from step 3) is kept the temperature under 550-600 DEG C of environment, 25% is then carried out in forging press
Warm and hot forging is deformed, forging body is made；
5) step 4) forging body obtained is heated, stops heating when temperature reaches 660 DEG C, then utilizes inert gas
It is purged so that temperature is down to 200-280 DEG C, be then warming up to 900-980 DEG C and 3h is kept to complete solution treatment, finally existed
4h is kept the temperature at 450 DEG C to get drill bit.
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| CN111172480A (en) * | 2020-01-20 | 2020-05-19 | 潘本建 | Metal product and preparation method thereof |
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| CN108360802A (en) * | 2018-03-28 | 2018-08-03 | 晋玉英 | A kind of Intelligent floor tile laydown machine |
Cited By (2)
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| CN110066171A (en) * | 2019-05-22 | 2019-07-30 | 严克飞 | A kind of high temperature ceramic material and preparation method thereof |
| CN111172480A (en) * | 2020-01-20 | 2020-05-19 | 潘本建 | Metal product and preparation method thereof |
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