CN105525225A - Trigger of tool switch and production technique of trigger. - Google Patents
Trigger of tool switch and production technique of trigger. Download PDFInfo
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- CN105525225A CN105525225A CN201610095237.1A CN201610095237A CN105525225A CN 105525225 A CN105525225 A CN 105525225A CN 201610095237 A CN201610095237 A CN 201610095237A CN 105525225 A CN105525225 A CN 105525225A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a trigger of a tool switch and a production technique of the trigger. The trigger is prepared from, by weight, 20-35 parts of zinc borate, 0.5-4 parts of nano lanthanum oxide, 2-15 parts of magnesium oxide, 0.5-4 parts of nano cerium oxide, 1-5 parts of graphite fibers, 5-15 parts of chromium, 3-8 parts of nickel powder, 5-10 parts of attapulgite, 8-13 parts of manganese, 15-35 parts of aluminum powder, 20-40 parts of iron oxide and 1200-1600 parts of iron powder. The production technique of the trigger comprises the steps that when the temperature of a blast furnace reaches 200-350 DEG C, the raw materials are added, and a fluxing agent is added into the blast furnace at the same time; when the temperature of the blast furnace reaches 700-800 DEG C, a refining agent is added; when the temperature of the blast furnace reaches 700-800 DEG C again, a modificator is added for modification; and when the temperature of the blast furnace reaches 720-770 DEG C, slagging-off and discharging out of the furnace are conducted, and pouring is conducted rapidly, so that the trigger is obtained. The production technique is simple and environmentally friendly; the machined trigger has good performance in the aspects of tensile strength, bending strength, percentage elongation after fracture and the like, and market requirements are met completely.
Description
Technical field
The present invention relates to mechanical material manufacture field, specifically a kind of trigger of tool switch and production technique thereof.
Background technology
Mechanical means adopts metallic substance as its main body as each parts, instrument usually.To realize the industrial applications of high strength, high speed.And the mechanical propertys such as the intensity of metallic substance, hardness (wear resistance), plasticity and toughness normally show as mutual restriction, influence each other and jointly form unity of contradictions body.Such as, when the hardness (surface hardness) of material is higher, its toughness is also difficult to ensure; And want to obtain to have also mutually to also exist between good processibility (soft, low toughness) metallic substance and the utility obtaining good service performance (high rigidity, high strength) after processing and restrict and contradiction.For different industries actual operation requirements and in conjunction with existing working method and ability, select rational alloying constituent and content and adopt rational melting process for machining and manufacturing, to reach preferred metal alloy compositions, be the direction of making great efforts in materials industry always.
Currently marketed trigger is widely used in the field such as Machine Tool Electric Appliance, hardware & tools, and wherein having many is the relatively large electrical equipment of power, as cutting machine etc., this kind of machine environment for use is generally poor, load is comparatively large, and longevity of service is therefore also higher to the requirement of switch.But tool switch great majority in the market cannot meet life requirements, mainly there is following problem: the alloy material of trigger or push rod adopts general alloy steel material, easily deform after long-time use, physical strength is inadequate, thus cause switch motion dumb, even lost efficacy; When push rod and trigger movement, contact wall back and forth, frictional force is comparatively large, and parts depreciation is serious.
Summary of the invention
The trigger of the tool switch that the object of the present invention is to provide a kind of tensile strength, bending strength and elongation after fracture performance to improve and production technique thereof, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 20-35 part, nano lanthanum oxide 0.5-4 part, magnesium oxide 2-15 part, nano-cerium oxide 0.5-4 part, graphite fibre 1-5 part, chromium 5-15 part, nickel powder 3-8 part, attapulgite 5-10 part, manganese 8-13 part, aluminium powder 15-35 part, ferric oxide 20-40 part, iron powder 1200-1600 part.
As the further scheme of the present invention: the trigger of described tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 21-30 part, nano lanthanum oxide 1-2 part, magnesium oxide 3-11 part, nano-cerium oxide 1-2 part, graphite fibre 3-4 part, chromium 7-14 part, nickel powder 5-6 part, attapulgite 7-9 part, manganese 10-11 part, aluminium powder 20-30 part, ferric oxide 21-35 part, iron powder 1300-1500 part.
As the further scheme of the present invention: the trigger of described tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 25 parts, nano lanthanum oxide 1.5 parts, 7 parts, magnesium oxide, nano-cerium oxide 1.5 parts, graphite fibre 3.5 parts, chromium 10 parts, nickel powder 5.5 parts, attapulgite 8 parts, 10.5 parts, manganese, aluminium powder 25 parts, ferric oxide 27 parts, iron powder 1400 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 200-350 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 3-7% simultaneously; When high furnace temperature reaches 700-800 DEG C, be in 10-25 minute in total time, divide the refining agent adding total quality of furnace charge 1-3% for 2-3 time in aluminium alloy; When temperature reaches 700-800 DEG C again, be in 15-25 minute in total time, add the alterant of total quality of furnace charge 1-4%, to do Metamorphism treatment; When temperature reaches 720-770 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
As the further scheme of the present invention: the add-on of flux is 5% of raw material total mass.
As the further scheme of the present invention: temperature when adding refining agent is 730-750 DEG C.
As the further scheme of the present invention: the add-on of refining agent is 1.5% of total quality of furnace charge.
As the further scheme of the present invention: the add-on of alterant is 2% of total quality of furnace charge.
As the further scheme of the present invention: the temperature of coming out of the stove of skimming reaches 755-765 DEG C.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention uses nano lanthanum oxide, ferric oxide, iron powder and nano-cerium oxide component even, and granularity is little, can improve intensity; Convex Attapulgite fills the effect strengthening, improve antiwear and antifriction ability and softening temperature to body material; By various raw metal rational proportion, the physical strength of product, unit elongation and wear resistance are increased; By adding zinc borate, aluminium powder and graphite fibre, make the uniformity coefficient in length and breadth of interiors of products weave construction, powdered alloy is uniformly dispersed, and substantially increases wear resistance.Simple and the environmental protection of production technique of the present invention, the trigger after processing shows good performance in tensile strength, bending strength and elongation after fracture etc., meets the market requirement completely.
Embodiment
Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 20 parts, nano lanthanum oxide 0.5 part, 2 parts, magnesium oxide, nano-cerium oxide 0.5 part, graphite fibre 1 part, chromium 5 parts, nickel powder 3 parts, attapulgite 5 parts, 8 parts, manganese, aluminium powder 15 parts, ferric oxide 20 parts, iron powder 1200 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 200 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 3% simultaneously; When high furnace temperature reaches 700 DEG C, be in 10 minutes in total time, divide the refining agent adding total quality of furnace charge 1% for 2 times in aluminium alloy; When temperature reaches 700 DEG C again, be in 15 minutes in total time, add the alterant of total quality of furnace charge 1%, to do Metamorphism treatment; When temperature reaches 720 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
Embodiment 2
In the embodiment of the present invention, a kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 35 parts, nano lanthanum oxide 4 parts, 15 parts, magnesium oxide, nano-cerium oxide 4 parts, graphite fibre 5 parts, chromium 15 parts, nickel powder 8 parts, attapulgite 10 parts, 13 parts, manganese, aluminium powder 35 parts, ferric oxide 40 parts, iron powder 1600 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 350 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 7% simultaneously; When high furnace temperature reaches 800 DEG C, be in 25 minutes in total time, divide the refining agent adding total quality of furnace charge 3% for 3 times in aluminium alloy; When temperature reaches 800 DEG C again, be in 25 minutes in total time, add the alterant of total quality of furnace charge 4%, to do Metamorphism treatment; When temperature reaches 770 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
Embodiment 3
In the embodiment of the present invention, a kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 21 parts, nano lanthanum oxide 1 part, 3 parts, magnesium oxide, nano-cerium oxide 1 part, graphite fibre 3 parts, chromium 7 parts, nickel powder 5 parts, attapulgite 7 parts, 10 parts, manganese, aluminium powder 20 parts, ferric oxide 21 parts, iron powder 1300 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 250 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 4% simultaneously; When high furnace temperature reaches 730 DEG C, be in 15 minutes in total time, divide the refining agent adding total quality of furnace charge 2% for 2 times in aluminium alloy; When temperature reaches 730 DEG C again, be in 20 minutes in total time, add the alterant of total quality of furnace charge 1.5%, to do Metamorphism treatment; When temperature reaches 755 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
Embodiment 4
In the embodiment of the present invention, a kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 30 parts, nano lanthanum oxide 2 parts, 11 parts, magnesium oxide, nano-cerium oxide 2 parts, graphite fibre 4 parts, chromium 14 parts, nickel powder 6 parts, attapulgite 9 parts, 11 parts, manganese, aluminium powder 30 parts, ferric oxide 35 parts, iron powder 1500 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 300 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 6% simultaneously; When high furnace temperature reaches 750 DEG C, be in 20 minutes in total time, divide the refining agent adding total quality of furnace charge 2.5% for 3 times in aluminium alloy; When temperature reaches 750 DEG C again, be in 22 minutes in total time, add the alterant of total quality of furnace charge 3%, to do Metamorphism treatment; When temperature reaches 765 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
Embodiment 5
In the embodiment of the present invention, a kind of trigger of tool switch, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 25 parts, nano lanthanum oxide 1.5 parts, 7 parts, magnesium oxide, nano-cerium oxide 1.5 parts, graphite fibre 3.5 parts, chromium 10 parts, nickel powder 5.5 parts, attapulgite 8 parts, 10.5 parts, manganese, aluminium powder 25 parts, ferric oxide 27 parts, iron powder 1400 parts.
The production technique of the trigger of described tool switch, when high furnace temperature reaches 275 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 5% simultaneously; When high furnace temperature reaches 740 DEG C, be in 18 minutes in total time, divide the refining agent adding total quality of furnace charge 1.5% for 3 times in aluminium alloy; When temperature reaches 740 DEG C again, be in 20 minutes in total time, add the alterant of total quality of furnace charge 2%, to do Metamorphism treatment; When temperature reaches 760 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
The performance test of trigger prepared by the embodiment of the present invention 5:
1. wear resisting property test: carry out YG6 bull ring under different rotating speeds, test load 100N, compared with carbide alloy YG 8, in table 1:
Table 1
| Group | Rotating speed 400rpm, wearing and tearing loss of weight | Rotating speed 800rpm, wearing and tearing loss of weight |
| Embodiment 5 | 0.19 | 0.81 |
| YG8 | 0.21 | 1.07 |
2. corrosion resistance nature test:
A. in 60% nitric acid, 50 h run are corroded: the embodiment of the present invention 5: surface is by slight erosion, and form Grey Rough surface, the region of 2% becomes numb shape iron rust layer; Steel as matrix material: most surfaces becomes canescence, more than 45% region forms red point-like rust staining.
B. in natural sea-water, corrode 100 h run: the embodiment of the present invention 5: surperficial pole slight erosion, more than 92% keeps light; About 8% region becomes beige spot; Steel as matrix material: surface becomes grey black rust staining.
3. measuring mechanical property: the GCr15 steel alloy adopting market conventional as a control group; Concrete test-results is as following table 2:
Table 2
| Group | Tensile strength MPa | Bending strength MPa | Elongation after fracture % | Density g/cm 3 |
| Embodiment 5 | 900 | 1805 | 30 | 7.90 |
| GCr15 | 850 | 1700 | 25 | 7.95 |
Trigger prepared by the present invention shows good performance in tensile strength, bending strength and elongation after fracture etc., meets the market requirement completely.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (9)
1. the trigger of a tool switch, described trigger adopts following raw material to be prepared from, it is characterized in that, described raw material comprises according to weight part: zinc borate 20-35 part, nano lanthanum oxide 0.5-4 part, magnesium oxide 2-15 part, nano-cerium oxide 0.5-4 part, graphite fibre 1-5 part, chromium 5-15 part, nickel powder 3-8 part, attapulgite 5-10 part, manganese 8-13 part, aluminium powder 15-35 part, ferric oxide 20-40 part, iron powder 1200-1600 part.
2. the trigger of tool switch according to claim 1, it is characterized in that, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 21-30 part, nano lanthanum oxide 1-2 part, magnesium oxide 3-11 part, nano-cerium oxide 1-2 part, graphite fibre 3-4 part, chromium 7-14 part, nickel powder 5-6 part, attapulgite 7-9 part, manganese 10-11 part, aluminium powder 20-30 part, ferric oxide 21-35 part, iron powder 1300-1500 part.
3. the trigger of tool switch according to claim 2, it is characterized in that, described trigger adopts following raw material to be prepared from, and described raw material comprises according to weight part: zinc borate 25 parts, nano lanthanum oxide 1.5 parts, 7 parts, magnesium oxide, nano-cerium oxide 1.5 parts, graphite fibre 3.5 parts, chromium 10 parts, nickel powder 5.5 parts, attapulgite 8 parts, 10.5 parts, manganese, aluminium powder 25 parts, ferric oxide 27 parts, iron powder 1400 parts.
4. one kind as arbitrary in claim 1-3 as described in the production technique of trigger of tool switch, it is characterized in that, when high furnace temperature reaches 200-350 DEG C, add zinc borate, nano lanthanum oxide, magnesium oxide, nano-cerium oxide, graphite fibre, chromium, nickel powder, attapulgite, manganese, aluminium powder, ferric oxide, iron powder, add the flux of raw material total mass 3-7% simultaneously; When high furnace temperature reaches 700-800 DEG C, be in 10-25 minute in total time, divide the refining agent adding total quality of furnace charge 1-3% for 2-3 time in aluminium alloy; When temperature reaches 700-800 DEG C again, be in 15-25 minute in total time, add the alterant of total quality of furnace charge 1-4%, to do Metamorphism treatment; When temperature reaches 720-770 DEG C, skim and come out of the stove, and carry out fast pouring into a mould and obtaining trigger.
5. the production technique of the trigger of tool switch according to claim 4, is characterized in that, the add-on of flux is 5% of raw material total mass.
6. the production technique of the trigger of tool switch according to claim 4, is characterized in that, temperature when adding refining agent is 730-750 DEG C.
7. the production technique of the trigger of tool switch according to claim 4, is characterized in that, the add-on of refining agent is 1.5% of total quality of furnace charge.
8. the production technique of the trigger of tool switch according to claim 4, is characterized in that, the add-on of alterant is 2% of total quality of furnace charge.
9. the production technique of the trigger of tool switch according to claim 4, is characterized in that, the temperature of coming out of the stove of skimming reaches 755-765 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095237.1A CN105525225A (en) | 2016-02-22 | 2016-02-22 | Trigger of tool switch and production technique of trigger. |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095237.1A CN105525225A (en) | 2016-02-22 | 2016-02-22 | Trigger of tool switch and production technique of trigger. |
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| CN105525225A true CN105525225A (en) | 2016-04-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227435A (en) * | 2017-05-25 | 2017-10-03 | 芜湖诚拓汽车零部件有限公司 | High-strength automobile steering knuckle and preparation method thereof |
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| CN103667982A (en) * | 2013-11-08 | 2014-03-26 | 张超 | Corrosion-resistant, wear-resistant and high-temperature-resistant alloy steel material for pump valve and preparation method thereof |
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| CN104847276A (en) * | 2015-04-27 | 2015-08-19 | 董庆康 | Alloy drill bit for geological exploration |
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2016
- 2016-02-22 CN CN201610095237.1A patent/CN105525225A/en active Pending
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|---|---|---|---|---|
| CN103667982A (en) * | 2013-11-08 | 2014-03-26 | 张超 | Corrosion-resistant, wear-resistant and high-temperature-resistant alloy steel material for pump valve and preparation method thereof |
| CN104073740A (en) * | 2014-05-09 | 2014-10-01 | 铜陵市明诚铸造有限责任公司 | Alloy steel material and preparation method thereof |
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| CN107227435A (en) * | 2017-05-25 | 2017-10-03 | 芜湖诚拓汽车零部件有限公司 | High-strength automobile steering knuckle and preparation method thereof |
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