CN106086615A - A kind of balance axle intermediate support and casting technique - Google Patents
A kind of balance axle intermediate support and casting technique Download PDFInfo
- Publication number
- CN106086615A CN106086615A CN201610676227.7A CN201610676227A CN106086615A CN 106086615 A CN106086615 A CN 106086615A CN 201610676227 A CN201610676227 A CN 201610676227A CN 106086615 A CN106086615 A CN 106086615A
- Authority
- CN
- China
- Prior art keywords
- intermediate support
- axle intermediate
- balance axle
- casting
- casting technique
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
Abstract
The present invention open one balance axle intermediate support, belong to casting field, the component of described balance axle intermediate support is according to weight/mass percentage composition meter, containing C:3.05 3.15%, Si:3.55 3.70%, Mn:0.15 0.30%, Mg:0.050 0.065%, below P:0.06%, below S:0.02%, remaining is Fe and inevitable impurity.The present invention balances axle intermediate support and adjusts molten iron formula, the high silicon formula using silicone content to be 3.55 3.70%, is effectively improved balance axle intermediate support cast-internal Shrinkage Problem, and service life is long, improves product quality；The casting technique that the present invention balances axle intermediate support is simple, improves production efficiency.
Description
Technical field
The invention belongs to casting field, specifically a kind of balance axle intermediate support and casting technique.
Background technology
Automobile balance axle assembly is one of strength member of automobile, and balance axle intermediate support is applied in balance shaft assembly,
Connect balance axle and vehicle frame, be used for carrying car load vehicle weight, connect leaf spring, suspension, distance rod, alleviate vibration, bear torsion,
Impulsive force, adapts to various working, it is ensured that stable performance.
The balance axle intermediate support of prior art because hot metal composition causes shrinkage cavity serious, causes balance in casting process
Axle intermediate support intensity is not enough, and support bottom slab crack the most frequently occurs, and causes huge economic damage, has a strong impact on
Use.
Summary of the invention
For the deficiencies in the prior art, the present invention proposes a kind of balance axle intermediate support and casting technique.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of balance axle intermediate support, it is characterised in that the component of described balance axle intermediate support according to weight/mass percentage composition meter,
Containing C:3.05-3.15%, Si:3.55-3.70%, Mn:0.15-0.30%, Mg:0.050-0.065%, below P:0.06%, S:
Less than 0.02%, remaining is Fe and inevitable impurity.
Further preferably, the component of described balance axle intermediate support is according to weight/mass percentage composition meter, containing C:3.10%, Si:
3.60%, Mn:0.25%, Mg:0.055%, below P:0.06%, below S:0.02%, remaining is Fe and inevitable impurity.
The present invention also provides for a kind of casting technique balancing axle intermediate support, it is characterised in that comprise the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.05-3.15%, Si:3.55-3.70%, Mn:0.15-0.30%, Mg:0.050-0.065%, below P:0.06%, S:0.02% with
Under；
(2) above-mentioned raw material is heated to 1360-1385 DEG C, is fused into molten iron, the content of detection chemical composition, adds corresponding lacking
Weary metal element, mix homogeneously, add inovulant, nodulizer, form casting ladle, cast；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame blank.
Further preferably, described pouring temperature is 1360-1385 DEG C.
Further preferably, described step (2) fusion process controls carbon equivalent is 4.28-4.35%.
Beneficial effects of the present invention: the present invention balances axle intermediate support and adjusts molten iron formula, and employing silicone content is 3.55-
The high silicon formula of 3.70%, is effectively improved balance axle intermediate support cast-internal Shrinkage Problem, and service life is long, improves product
Quality；The casting technique that the present invention balances axle intermediate support is simple, improves production efficiency.
Detailed description of the invention
Embodiment 1
A kind of balance axle intermediate support, its chemical composition percent mass is C:3.10%, Si:3.60%, Mn:0.25%, Mg:
0.055%, P:0.04%, S:0.009%, remaining is Fe and inevitable impurity.
A kind of casting technique balancing axle intermediate support, comprises the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.10%, Si:3.60%, Mn:0.25%, Mg:0.055%, P:0.04%, S:0.009%；
(2) above-mentioned raw material being heated to 1400 DEG C, be fused into molten iron, controlling carbon equivalent is 4.30%, containing of detection chemical composition
Amount, adds the alloying metal lacked, again detecting chemical composition, until meeting requirement in step 1, adding in casting ladle after 10 minutes
Entering inovulant, nodulizer, in molten iron discharging to casting ladle, prepare cast, pouring temperature is 1385 DEG C；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame.
Embodiment 2
A kind of balance axle intermediate support, its chemical composition percent mass is C:3.13%, Si:3.55%, Mn:0.30%, Mg:
0.050%, P:0.03%, S:0.01%, remaining is Fe and inevitable impurity.
A kind of casting technique balancing axle intermediate support, comprises the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.13%, Si:3.55%, Mn:0.30%, Mg:0.050%, P:0.03%, S:0.01%；
(2) above-mentioned raw material being heated to 1400 DEG C, be fused into molten iron, controlling carbon equivalent is 4.31%, containing of detection chemical composition
Amount, adds the alloying metal lacked, again detecting chemical composition, until meeting requirement in step 1, adding in casting ladle after 10 minutes
Entering inovulant, nodulizer, in molten iron discharging to casting ladle, prepare cast, pouring temperature is 1385 DEG C；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame.
Embodiment 3
A kind of balance axle intermediate support, its chemical composition percent mass is C:3.10%, Si:3.70%, Mn:0.15%, Mg:
0.065%, P:0.045%, S:0.009%, remaining is Fe and inevitable impurity.
A kind of casting technique balancing axle intermediate support, comprises the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.10%, Si:3.70%, Mn:0.15%, Mg:0.065%, P:0.045%, S:0.009%；
(2) above-mentioned raw material being heated to 1400 DEG C, be fused into molten iron, controlling carbon equivalent is 4.33%, containing of detection chemical composition
Amount, adds the alloying metal lacked, again detecting chemical composition, until meeting requirement in step 1, adding in casting ladle after 10 minutes
Entering inovulant, nodulizer, in molten iron discharging to casting ladle, prepare cast, pouring temperature is 1385 DEG C；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame.
Embodiment 4
A kind of balance axle intermediate support, its chemical composition percent mass is C:3.10%, Si:3.65%, Mn:0.20%, Mg:
0.055%, P:0.025%, S:0.008%, remaining is Fe and inevitable impurity.
A kind of casting technique balancing axle intermediate support, comprises the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.10%, Si:3.65%, Mn:0.20%, Mg:0.055%, P:0.025%, S:0.008%；
(2) above-mentioned raw material being heated to 1400 DEG C, be fused into molten iron, controlling carbon equivalent is 4.32%, containing of detection chemical composition
Amount, adds the alloying metal lacked, again detecting chemical composition, until meeting requirement in step 1, adding in casting ladle after 10 minutes
Entering inovulant, nodulizer, in molten iron discharging to casting ladle, prepare cast, pouring temperature is 1385 DEG C；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame blank.
Above content is only to present configuration example and explanation, affiliated those skilled in the art couple
Described specific embodiment makes various amendment or supplements or use similar mode to substitute, without departing from invention
Structure or surmount scope defined in the claims, all should belong to protection scope of the present invention.
Claims (5)
1. a balance axle intermediate support, it is characterised in that the component of described balance axle intermediate support is according to weight/mass percentage composition
Meter, containing C:3.05-3.15%, Si:3.55-3.70%, Mn:0.15-0.30%, Mg:0.050-0.065%, P:0.06%
Hereinafter, below S:0.02%, remaining is Fe and inevitable impurity.
Balance axle intermediate support the most according to claim 1, it is characterised in that the component of described balance axle intermediate support is pressed
According to weight/mass percentage composition meter, containing C:3.10%, Si:3.60%, Mn:0.25%, Mg:0.055%, below P:0.06%, S:
Less than 0.02%, remaining is Fe and inevitable impurity.
3. the casting technique of a balance axle intermediate support as claimed in claim 1, it is characterised in that comprise the following steps:
(1) foundry returns 25% is prepared according to constitutive material weight/mass percentage composition；Iron sheet briquetting 75%, controls its chemical composition C:
3.05-3.15%, Si:3.55-3.70%, Mn:0.15-0.30%, Mg:0.050-0.065%, below P:0.06%, S:
Less than 0.02%；
(2) above-mentioned raw material is heated to 1360-1385 DEG C, is fused into molten iron, the content of detection chemical composition, adds corresponding lacking
Weary metal element, mix homogeneously, add inovulant, nodulizer, form casting ladle, cast；
(3) cool down 2h after casting complete, after knockout, carry out bead, clear up polishing, inspection warehouse-in, be balanced in the middle of axle and prop up
Frame blank.
Casting technique the most according to claim 3, it is characterised in that described pouring temperature is 1360-1385 DEG C.
Casting technique the most according to claim 3, it is characterised in that described step (2) fusion process controls carbon equivalent and is
4.28-4.35%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676227.7A CN106086615A (en) | 2016-08-15 | 2016-08-15 | A kind of balance axle intermediate support and casting technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676227.7A CN106086615A (en) | 2016-08-15 | 2016-08-15 | A kind of balance axle intermediate support and casting technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106086615A true CN106086615A (en) | 2016-11-09 |
Family
ID=58069975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610676227.7A Pending CN106086615A (en) | 2016-08-15 | 2016-08-15 | A kind of balance axle intermediate support and casting technique |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453322A (en) * | 2020-11-11 | 2021-03-09 | 河北金光汽车配件有限公司 | Preparation method of balance shaft bracket casting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012036465A (en) * | 2010-08-09 | 2012-02-23 | Jfe Steel Corp | Spheroidal graphite cast iron product excellent in wear resistance |
| CN103484754A (en) * | 2013-08-27 | 2014-01-01 | 日月重工股份有限公司 | Production method of spheroidal graphite cast iron for planet carrier |
| CN103757517A (en) * | 2013-12-27 | 2014-04-30 | 宁夏共享集团有限责任公司 | Production method of as-cast ferritic matrix nodular cast iron QT500-14 |
| CN105401064A (en) * | 2015-11-28 | 2016-03-16 | 西峡县西泵特种铸造有限公司 | Medium silicon molybdenum nodular cast iron and production method thereof |
-
2016
- 2016-08-15 CN CN201610676227.7A patent/CN106086615A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012036465A (en) * | 2010-08-09 | 2012-02-23 | Jfe Steel Corp | Spheroidal graphite cast iron product excellent in wear resistance |
| CN103484754A (en) * | 2013-08-27 | 2014-01-01 | 日月重工股份有限公司 | Production method of spheroidal graphite cast iron for planet carrier |
| CN103757517A (en) * | 2013-12-27 | 2014-04-30 | 宁夏共享集团有限责任公司 | Production method of as-cast ferritic matrix nodular cast iron QT500-14 |
| CN105401064A (en) * | 2015-11-28 | 2016-03-16 | 西峡县西泵特种铸造有限公司 | Medium silicon molybdenum nodular cast iron and production method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453322A (en) * | 2020-11-11 | 2021-03-09 | 河北金光汽车配件有限公司 | Preparation method of balance shaft bracket casting |
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Application publication date: 20161109 |
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