CN107794438A - Spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed - Google Patents
Spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed Download PDFInfo
- Publication number
- CN107794438A CN107794438A CN201710992221.5A CN201710992221A CN107794438A CN 107794438 A CN107794438 A CN 107794438A CN 201710992221 A CN201710992221 A CN 201710992221A CN 107794438 A CN107794438 A CN 107794438A
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- CN
- China
- Prior art keywords
- iron
- crankcase
- spheroidal graphite
- graphite cast
- fuel tank
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/26—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The present invention proposes a kind of spheroidal graphite cast-iron, and the spheroidal graphite cast-iron contains C by mass percentage：3.6~3.8%, Si：1.4~1.6%, S：0.02~0.05%, Mg：0.3~0.5%, Ni：0.08~0.12%.The spheroidal graphite cast-iron of the present invention, with the addition of a small amount of nickel (Ni) element, while reduce silicon (Si) content, makes product add elongation percentage, improves product hardness, optimize product strength, reduces production cost.The present invention additionally provides a kind of using crankcase made of above-mentioned spheroidal graphite cast-iron and the high velocity ram machine lathe bed including the crankcase.
Description
Technical field
The present invention relates to spheroidal graphite cast-iron technical field, and in particular to a kind of spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed.
Background technology
Spheroidal graphite cast-iron is a kind of 20th century high-strength cast iron material for growing up of the fifties, its combination property close to
Steel, its excellent performance is based on, has been successfully used to cast some stress complexity, intensity, toughness, wearability require higher
Part.Spheroidal graphite cast-iron developed rapidly for be only second to gray cast iron, using quite varied cast iron materials.It is so-called " with iron generation
Steel ", refer mainly to spheroidal graphite cast-iron.Spheroidal graphite cast-iron is to obtain globular graphite by nodularization and inoculation, is effectively improved cast iron
Mechanical performance, plasticity and toughness are in particular improved, so as to obtain the intensity also higher than carbon steel.
High velocity ram machine is using the special cast iron alloy of integration, high rigidity and shock resistance.Crankcase is for high-speed punching
The ironcasting of bed, the trade mark is that magnesium iron QT500-7, QT500-7 spheroidal graphite cast-iron are ferrite type spheroidal graphite cast-iron.Due to the work of crankcase
More harshness is required, but the elongation percentage of general QT500-7 spheroidal graphite cast-iron only has 7%, easily causes fracture.It is therefore desirable to
Optimize the alloy content of spheroidal graphite cast-iron, to improve elongation percentage.
The content of the invention
In view of the shortcomings of the prior art, an object of the present invention is to provide a kind of spheroidal graphite cast-iron, passes through optimized alloy
Content, improve mechanical performance, improve elongation percentage.
The second object of the present invention is to provide one kind using crankcase made of above-mentioned spheroidal graphite cast-iron.
The third object of the present invention is to provide a kind of high velocity ram machine lathe bed including above-mentioned crankcase.
The technical proposal of the invention is realized in this way：
A kind of spheroidal graphite cast-iron, it contains C by mass percentage：3.6~3.8%, Si：1.4~1.6%, S：0.02~
0.05%th, Mg：0.3~0.5%, Ni：0.08~0.12%.
As the improvement of above-mentioned spheroidal graphite cast-iron on the one hand, it also contains Mn by mass percentage：0.5~0.6%, P：
0.02~0.04%, surplus Fe.
The beneficial effects of the invention are as follows：The spheroidal graphite cast-iron of the present invention, with the addition of a small amount of nickel (Ni) element, reduces simultaneously
The content of silicon (Si), makes product add elongation percentage, improves product hardness, optimize product strength, reduce production cost.
On the other hand, the present invention provides a kind of crankcase, and the crankcase is using the ball as any one of above-mentioned scheme
Black cast iron is made.
Due to above-mentioned crankcase, above-mentioned spheroidal graphite cast-iron is provided with, thus above-mentioned crankcase has above-mentioned spheroidal graphite
Whole technique effects of cast iron, will not be repeated here.
Another further aspect, the present invention provide a kind of high velocity ram machine lathe bed, and whole lathe bed is integrated what casting formed, including master
Body, the crankcase being arranged in main body, the main fuel tank and auxiliary fuel tank being arranged in main body, there is four root posts in main body, in column
Portion open cavity formed be communicated between main fuel tank and crankcase, the oil returning tube between auxiliary fuel tank and crankcase, have in crankcase
There is bearing block, the tank channel for making to be connected inside the two is provided between main fuel tank and auxiliary fuel tank, the crankcase is above-mentioned
Crankcase described in scheme.
As the improvement of above-mentioned high velocity ram machine lathe bed on the one hand, bearing block includes four crank stamping axles of diameter identical
Bearing and two diameter identical bent axle guide bearing chocks.
Due to above-mentioned high velocity ram machine lathe bed, above-mentioned crankcase is provided with, and above-mentioned crankcase, it is provided with above-mentioned
Spheroidal graphite cast-iron, thus above-mentioned high velocity ram machine lathe bed has whole technique effects of above-mentioned spheroidal graphite cast-iron, will not be repeated here.
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.Obviously, described embodiment is only this hair
Bright part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of protection of the invention.Meanwhile this theory
It is cited such as " on ", " under ", "left", "right", " centre " and other terms in bright book, the clear of narration is merely convenient to, and
It is not used to limit the enforceable scope of the present invention, its relativeness is altered or modified, in the case where changing technology contents without essence, when
Also it is considered as the enforceable category of the present invention.
Embodiment 1
A kind of spheroidal graphite cast-iron, including carbon (C), silicon (Si), sulphur (S), magnesium (Mg), nickel (Ni) element, it is characterized in that
A small amount of nickel (Ni) element is with the addition of, specifically, it contains C by mass percentage：3.6~3.8%, Si：1.4~1.6%, S：
0.02~0.05%, Mg：0.3~0.5%, Ni：0.08~0.12%, surplus is Fe and other inevitable impurity.
It should be noted that because the elongation percentage of QT500-7 spheroidal graphite cast-iron only has 7%, fracture is easily caused, therefore must incite somebody to action
The elongation percentage of spheroidal graphite cast-iron increases to more than 12%, to improve elongation percentage, in magnesium iron QT500-7 raw material, except substantially former
Expect C, Si, S, Mg, with the addition of auxiliary material nickel (Ni), and elongation percentage increase must also be dropped the constituent content for influenceing elongation percentage
It is low, so silicon (Si) content is adjusted downward into 1.4~1.6% simultaneously.
The spheroidal graphite cast-iron of the present invention, with the addition of a small amount of nickel (Ni) element, while reduce silicon (Si) content, make product
Elongation percentage is added, improves product hardness, optimizes product strength, reduces production cost.
Embodiment 2
A kind of spheroidal graphite cast-iron, including carbon (C), silicon (Si), sulphur (S), magnesium (Mg), manganese (Mn), phosphorus (P), nickel (Ni) element, its
It is characterized in that and with the addition of a small amount of nickel (Ni) element, specifically, it contains C by mass percentage：3.6~3.8%, Si：
1.4~1.6%, S：0.02~0.05%, Mn：0.5~0.6%, Mg：0.3~0.5%, Ni：0.08~0.12%, P：0.02
~0.04%, surplus is Fe and other inevitable impurity.
It should be noted that because the elongation percentage of QT500-7 spheroidal graphite cast-iron only has 7%, fracture is easily caused, therefore must incite somebody to action
The elongation percentage of spheroidal graphite cast-iron increases to more than 12%, to improve elongation percentage, in magnesium iron QT500-7 raw material, except substantially former
Expect C, Si, S, Mg, Mn, P, with the addition of auxiliary material nickel (Ni), elongation percentage increase must be dropped the constituent content for influenceing elongation percentage
It is low, so silicon (Si) content is adjusted downward into 1.4~1.6% simultaneously.
The spheroidal graphite cast-iron of the present invention, with the addition of a small amount of nickel (Ni) element, while reduce silicon (Si) content, make product
Elongation percentage is added, improves product hardness, optimizes product strength, reduces production cost.
Embodiment 3
A kind of crankcase, the crankcase are made of the spheroidal graphite cast-iron as described in embodiment 1 or embodiment 2.
Due to above-mentioned crankcase, above-mentioned spheroidal graphite cast-iron is provided with, thus above-mentioned crankcase has above-mentioned spheroidal graphite
Whole technique effects of cast iron, will not be repeated here.
Embodiment 4
A kind of high velocity ram machine lathe bed, whole lathe bed are integrated casting and formed, including main body, the bent axle that is arranged in main body
Case, the main fuel tank and auxiliary fuel tank being arranged in main body, there are four root posts in main body, cavity is opened inside column formed and be communicated in main oil
Oil returning tube between case and crankcase, between auxiliary fuel tank and crankcase, crankcase is interior to have bearing block, main fuel tank and auxiliary fuel tank
Between be provided with the tank channel for making to be connected inside the two, the crankcase is the crankcase described in embodiment 3.
Due to above-mentioned high velocity ram machine lathe bed, above-mentioned crankcase is provided with, and above-mentioned crankcase, it is provided with above-mentioned
Spheroidal graphite cast-iron, thus above-mentioned high velocity ram machine lathe bed has whole technique effects of above-mentioned spheroidal graphite cast-iron, will not be repeated here.
Preferably, bearing block includes four crank stamping bearing blocks of diameter identical and two diameter identical bent axles are oriented to
Bearing block, crankcase are located at the top of main body, and main fuel tank is disposed in parallel in the bottom of main body with auxiliary fuel tank, and main fuel tank includes mutually passing through
Logical the first grease chamber and the second grease chamber, auxiliary fuel tank include the 3rd grease chamber and the 4th grease chamber that connect, and tank channel is arranged on the
Between one grease chamber and the 3rd grease chamber, between the second grease chamber and the 4th grease chamber.
In above-described embodiment, whole high velocity ram machine lathe bed is integrally formed using casting technique, and integral rigidity is more preferable, solves
The problem of precision is influenceed caused by rigging error, the oil returning tube of lubricating oil is integrated in integral type lathe bed, whole process sealing is not
Joint conduit is contacted, the damaged Leakage for solving conduit, in addition, the rugosity of oil returning tube is more than the straight of traditional rubber tube
Footpath so that oil return is more smooth, will not result in blockage, also, integral body is more succinct, more compact, meanwhile, set up major and minor two separately
Fuel tank, connected by the tank channel part of bottom, a part of oil return is led to from auxiliary fuel tank by the major-minor fuel tank under workbench
Road further absorbs heat, enters main fuel tank by bottom, and punch press circulation is entered back into after being sufficiently mixed with the lubricating oil of main fuel tank, is made
Lathe each several part temperature is uniformly not likely to produce thermal deformation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (5)
- A kind of 1. spheroidal graphite cast-iron, it is characterised in that：It contains C by mass percentage：3.6~3.8%, Si：1.4~1.6%, S： 0.02~0.05%, Mg：0.3~0.5%, Ni：0.08~0.12%.
- 2. spheroidal graphite cast-iron according to claim 1, it is characterised in that：It also contains Mn by mass percentage：0.5~ 0.6%th, P：0.02~0.04%, surplus Fe.
- A kind of 3. crankcase, it is characterised in that：The crankcase is made of spheroidal graphite cast-iron as claimed in claim 1 or 2.
- 4. a kind of high velocity ram machine lathe bed, whole lathe bed is integrated what casting formed, including main body, the bent axle that is arranged in main body Case, the main fuel tank and auxiliary fuel tank being arranged in main body, there are four root posts in main body, cavity is opened inside column formed and be communicated in main oil Oil returning tube between case and crankcase, between auxiliary fuel tank and crankcase, crankcase is interior to have bearing block, main fuel tank and auxiliary fuel tank Between be provided with the tank channel for making to be connected inside the two, it is characterised in that：The crankcase is the song described in claim 3 Axle box.
- 5. high velocity ram machine lathe bed according to claim 4, it is characterised in that：Bearing block includes four bent axles of diameter identical Ram axle bearing and two diameter identical bent axle guide bearing chocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992221.5A CN107794438A (en) | 2017-10-23 | 2017-10-23 | Spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992221.5A CN107794438A (en) | 2017-10-23 | 2017-10-23 | Spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107794438A true CN107794438A (en) | 2018-03-13 |
Family
ID=61533542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710992221.5A Pending CN107794438A (en) | 2017-10-23 | 2017-10-23 | Spheroidal graphite cast-iron, crankcase and high velocity ram machine lathe bed |
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| Country | Link |
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| CN (1) | CN107794438A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921903A (en) * | 2010-08-12 | 2010-12-22 | 荆州环宇汽车零部件有限公司 | Method for obtaining high-pearlite high-tenacity nodular cast iron crankshaft |
| CN103692687A (en) * | 2013-12-24 | 2014-04-02 | 苏州欧利锦高速精密冲床科技有限公司 | Integrated high-speed punch press body |
| CN105256220A (en) * | 2015-09-22 | 2016-01-20 | 山东汇丰铸造科技股份有限公司 | Low-temperature high-toughness nodular cast iron winding drum and preparation method thereof |
| CN106367671A (en) * | 2016-08-31 | 2017-02-01 | 中钢集团邢台机械轧辊有限公司 | Nodular cast iron edging roll suitable for universal rolling mill and manufacturing method thereof |
| CN106367664A (en) * | 2016-08-29 | 2017-02-01 | 中钢集团邢台机械轧辊有限公司 | Cast iron material pinch roll used for hot strip mill and manufacturing method of cast iron material pinch roll |
-
2017
- 2017-10-23 CN CN201710992221.5A patent/CN107794438A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921903A (en) * | 2010-08-12 | 2010-12-22 | 荆州环宇汽车零部件有限公司 | Method for obtaining high-pearlite high-tenacity nodular cast iron crankshaft |
| CN103692687A (en) * | 2013-12-24 | 2014-04-02 | 苏州欧利锦高速精密冲床科技有限公司 | Integrated high-speed punch press body |
| CN105256220A (en) * | 2015-09-22 | 2016-01-20 | 山东汇丰铸造科技股份有限公司 | Low-temperature high-toughness nodular cast iron winding drum and preparation method thereof |
| CN106367664A (en) * | 2016-08-29 | 2017-02-01 | 中钢集团邢台机械轧辊有限公司 | Cast iron material pinch roll used for hot strip mill and manufacturing method of cast iron material pinch roll |
| CN106367671A (en) * | 2016-08-31 | 2017-02-01 | 中钢集团邢台机械轧辊有限公司 | Nodular cast iron edging roll suitable for universal rolling mill and manufacturing method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180313 |
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| RJ01 | Rejection of invention patent application after publication |