CN105861875A - Precise alloy casting for mechanical arm and casting method of precise alloy casting - Google Patents
Precise alloy casting for mechanical arm and casting method of precise alloy casting Download PDFInfo
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- CN105861875A CN105861875A CN201610247144.6A CN201610247144A CN105861875A CN 105861875 A CN105861875 A CN 105861875A CN 201610247144 A CN201610247144 A CN 201610247144A CN 105861875 A CN105861875 A CN 105861875A
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- Prior art keywords
- foundry goods
- mechanical arm
- precise alloy
- casting
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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
- C22C14/00—Alloys based on titanium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
Abstract
The invention provides a precise alloy casting for a mechanical arm and a casting method of the precise alloy casting, and relates to the technical field of precise alloy materials. The precise alloy casting comprises chemical elements including, by mass percent, 1.1%-1.6% of C, 1.8%-3.5% of Mn, 1.52%-2.83% of Al, 0.11%-0.2% of Cr, 0.08%-0.16% of Ni, 0.12%-0.19% of Co, 0.23%-0.37% of W, 0.22%-0.43% of Cu, 0.12%-0.43% of Nb, 0.12%-0.20% of Fe, smaller than or equal to 0.04% of Re, smaller than or equal to 0.04% of S, smaller than or equal to 0.04% of P and the balance Ti. According to the precise alloy casting, rare metal elements are adopted, many external cores are formed when the casting is cast, grains are refined or the crystal habit is changed, and the precise alloy casting is formed; and accordingly, the mechanical performance of the casting is improved, the surface smoothness of the casting is high, internal defects of the casting are few, components are pure, and performance is stable.
Description
Technical field
The present invention relates to Precise Alloy field of material technology, be specifically related to a kind of mechanical arm accurate
Alloy-steel casting and casting method thereof.
Background technology
Mechanical arm is high accuracy, high speed glue dispensing machine hands.Corresponding small lot batch manufacture mode, improves
Production efficiency.In addition to some glue operation, can irradiate by corresponding uv, part is placed, and screw locks,
The various work such as circuit board cutting.
Robotic arm has another name called mechanical arm, and it is to obtain in robot technical field at present
The automated machine device of broad practice, industry manufacture, therapeutic treatment, entertainment service,
Its figure can be seen in the fields such as military affairs, semiconductor manufacturing and space probation.Although they
Form have nothing in common with each other, but they have a common feature, it is simply that can accept instruction,
It is precisely positioned to three-dimensional (or two dimension) certain point spatially and carries out operation.Mechanical arm typically has
Three motions: stretch, rotate and lift, wherein rotary motion is by mechanical arm and corresponding machine
Mechanical arm installing rack has coordinated, and in particular, the mechanical arm in this structure rotates and drives
In mechanism, mechanical arm is the most all hinged on mechanical arm installing rack, and mechanical arm is also associated with simultaneously
The cylinder driven or oil cylinder, thus realize the rotary motion of mechanical arm.
At present the mechanical arm used in punching press industry be frequently in carry out in a plane left and right,
Upper and lower, or forward and backward regulation, when the shape of product variation of required production, need into
During the regulation of row multiple directions, operate for a long time, the abrasion of mechanical arm all parts can be caused,
Cast(ing) surface serious wear, the most existing mechanical arm product has a lot of technical limitation, due to
The precision of arm segments is inadequate, and then affects its mechanical property and wearability, reduces machinery
The service life of arm.
Summary of the invention
(1) solve the technical problem that
The deficiency existed for above-mentioned prior art, the present invention provides a kind of mechanical arm accurate conjunction
Gold foundry goods and casting method thereof, organizational structure is fine and close, and precision is high, and surface finish of casting is high,
Internal defect in cast is few, and composition is pure, mechanical arm stable performance.
(2) technical scheme
For realizing object above, the present invention is achieved by the following technical programs:
A kind of mechanical arm Precise Alloy foundry goods, its chemical element component contained and quality hundred thereof
Proportion by subtraction is as follows: C:1.1～1.6%, Mn:1.8～3.5%, Al:1.52～2.83%, Cr:
0.11～0.2%, Ni:0.08～0.16%, Co:0.12～0.19%, W:0.23～0.37%,
Cu:0.22～0.43%, Nb:0.12～0.43%, Fe:0.12～0.20%, Re :≤0.04%,
S :≤0.04%, P :≤0.04%, surplus is Ti.
Preferably, chemical element component that described mechanical arm Precise Alloy foundry goods contains and
Mass percent is as follows: C:1.2～1.5%, Mn:2.1～3.3%, Al:1.85～2.61%,
Cr:0.13～0.19%, Ni:0.1～0.15%, Co:0.13～0.18%, W:0.25～0.35%,
Cu:0.25～0.41%, Nb:0.19～0.4%, Fe:0.13～0.18%, Re :≤0.04%,
S :≤0.04%, P :≤0.04%, surplus is Ti.
Preferably, chemical element component that described mechanical arm Precise Alloy foundry goods contains and
Mass percent is as follows: C:1.3～1.4%, Mn:2.3～2.9%, Al:1.96～2.26%,
Cr:0.14～0.17%, Ni:0.11～0.14%, Co:0.14～0.16%, W:0.27～
0.31%, Cu:0.29～0.38%, Nb:0.28～0.37%, Fe:0.14～0.16%, Re:
≤ 0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
Preferably, chemical element component that described mechanical arm Precise Alloy foundry goods contains and
Mass percent is as follows: C:1.3%, Mn:2.5%, Al:2.11, Cr:0.15%, Ni:
0.12%, Co:0.15%, W:0.3%, Cu:0.32, Nb:0.27%, Fe:0.16%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%；Surplus is Ti.
The casting method of a kind of mechanical arm Precise Alloy foundry goods, comprises the steps:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1450～1500 DEG C, to obtain
Foundry goods；
S3, foundry goods step S2 obtained are heated to 860～950 DEG C, are incubated 10～12h, water
Quench to 800～900 DEG C, then 250～290 DEG C of tempering 8～9h, air cooling of coming out of the stove, obtain cast iron.
Preferably, melt blending temperature described in step S1 is 1600～1700 DEG C.
Preferably, condition described in step S3 is: foundry goods is heated to 900 DEG C, is incubated 10h,
Shrend is to 820 DEG C, then 270 DEG C of tempering 8.5h, air cooling of coming out of the stove, and obtains cast iron.
(3) beneficial effect
The present invention provides a kind of mechanical arm Precise Alloy foundry goods and casting method thereof, and the present invention adopts
With yttrium, define more external core when cast casting, make crystal grain refine
Or change crystal habit, form Precise Alloy foundry goods, thus improve mechanical castings, foundry goods
Surface smoothness is high, and internal defect in cast is few, and composition is pure, stable performance；
The casting method of mechanical arm Precise Alloy foundry goods of the present invention has that technique is simple, produces just
The advantage prompt, efficiency is high.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below will knot
Close the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely retouched
State, it is clear that described embodiment is a part of embodiment of the present invention rather than whole realities
Execute example.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Embodiment 1:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.1～1.6%, Mn:1.8～3.5%, Al:1.52～2.83, Cr:
0.11～0.2%, Ni:0.08～0.16%, Co:0.12～0.19%, W:0.23～0.37%,
Cu:0.22～0.43%, Nb:0.12-0.43%, Fe:0.12～0.20%, Re :≤0.04%,
S :≤0.04%, P :≤0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method include with
Lower step:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1450～1500 DEG C, to obtain
Foundry goods；
S3, foundry goods step S2 obtained are heated to 860～950 DEG C, are incubated 10～12h, water
Quench to 800～900 DEG C, then 250～290 DEG C of tempering 8～9h, air cooling of coming out of the stove, obtain cast iron.
Embodiment 2:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio as follows: C:1.6%, Mn:3.5%, Al:1.52%, Cr:0.11.2%,
Ni:0.08%, Co:0.12%, W:0.23%, Cu:0.22%, Nb:0.12%, Fe:
0.12%, Re:0.02%, S:0.02%, P:0.02%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method include with
Lower step:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1450 DEG C, to obtain foundry goods；
S3, foundry goods step S2 obtained are heated to 860 DEG C, insulation 10h, shrend to 800 DEG C,
250 DEG C of tempering 8h, air cooling of coming out of the stove, obtain cast iron again.
Embodiment 3:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.6%, Mn:3.5%, Al:2.83%, Cr:0.2%, Ni:
0.16%, Co:0.19%, W:0.37%, Cu:0.43%, Nb:0.43%, Fe:0.20%,
Re:0.04%, S:0.04%, P:0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method include with
Lower step:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1500 DEG C, to obtain foundry goods；
S3, foundry goods step S2 obtained are heated to 950 DEG C, insulation 12h, shrend to 900 DEG C,
290 DEG C of tempering 9h, air cooling of coming out of the stove, obtain cast iron again.
Embodiment 4:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.3%, Mn:2.5%, Al:2.11%, Cr:0.15%, Ni:
0.12%, Co:0.15%, W:0.3%, Cu:0.32, Nb:0.27%, Fe:0.16%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%；Surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method include with
Lower step:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1470 DEG C, to obtain foundry goods；
S3, foundry goods step S2 obtained are heated to 900 DEG C, insulation 10h, shrend to 820 DEG C,
270 DEG C of tempering 8.5h, air cooling of coming out of the stove, obtain cast iron again.
Embodiment 5:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.2%, Mn:2.1%, Al:1.85%, Cr:0.13%, Ni:
0.1%, Co:0.13%, W:0.25%, Cu:0.25%, Nb:0.19%, Fe:0.13%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method is with implementing
Example 1.
Embodiment 6:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.5%, Mn:3.3%, Al:2.61%, Cr:0.19%, Ni:
0.15%, Co:0.18%, W:0.35%, Cu:0.41%, Nb:0.4%, Fe:0.18%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method is with implementing
Example 1.
Embodiment 7:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.4%, Mn:2.9%, Al:2.26%, Cr:0.17%, Ni:
0.14%, Co:0.16%, W:0.31%, Cu:0.38%, Nb:0.37%, Fe:0.14～
0.16%, Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method is with implementing
Example 1.
Embodiment 8:
The present embodiment mechanical arm Precise Alloy foundry goods, its chemical element component contained and matter thereof
Amount percentage ratio is as follows: C:1.3%, Mn:2.3%, Al:1.96%, Cr:0.14%, Ni:
0.11%, Co:0.14%, W:0.27%, Cu:0.29%, Nb:0.28%, Fe:0.14%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
According to the percentage by weight of chemical constituent each in the present embodiment raw material, casting method is with implementing
Example 1.
It should be noted that in this article, the relational terms of such as first and second or the like is only
Only it is used for separating an entity or operation with another entity or operating space, and not necessarily
Require or imply and there is the relation of any this reality or suitable between these entities or operation
Sequence.And, term " includes ", " comprising " or its any other variant are intended to nonexcludability
Comprise, so that include the process of a series of key element, method, article or equipment not only
Including those key elements, but also include other key elements being not expressly set out, or also include
The key element intrinsic for this process, method, article or equipment.There is no more restriction
In the case of, statement " including ... " key element limited, it is not excluded that including described wanting
Process, method, article or the equipment of element there is also other identical element.
Above example only in order to technical scheme to be described, is not intended to limit, although
With reference to previous embodiment, the present invention is described in detail, those of ordinary skill in the art
It is understood that the technical scheme described in foregoing embodiments still can be modified by it,
Or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, not
The essence making appropriate technical solution departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a mechanical arm Precise Alloy foundry goods, it is characterised in that its chemical element contained
Composition and mass percent thereof are as follows: C:1.1～1.6%, Mn:1.8～3.5%, Al:1.52～
2.83%, Cr:0.11～0.2%, Ni:0.08～0.16%, Co:0.12～0.19%, W:
0.23～0.37%, Cu:0.22～0.43%, Nb:0.12～0.43%, Fe:0.12～0.20%,
Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus is Ti.
2. mechanical arm Precise Alloy foundry goods as claimed in claim 1, it is characterised in that its
The chemical element component and the mass percent thereof that contain are as follows: C:1.2～1.5%, Mn:2.1～
3.3%, Al:1.85～2.61%, Cr:0.13～0.19%, Ni:0.1～0.15%, Co:
0.13～0.18%, W:0.25～0.35%, Cu:0.25～0.41%, Nb:0.19～0.4%,
Fe:0.13～0.18%, Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus
For Ti.
3. mechanical arm Precise Alloy foundry goods as claimed in claim 1, it is characterised in that its
The chemical element component and the mass percent thereof that contain are as follows: C:1.3～1.4%, Mn:2.3～
2.9%, Al:1.96～2.26%, Cr:0.14～0.17%, Ni:0.11～0.14%, Co:
0.14～0.16%, W:0.27～0.31%, Cu:0.29～0.38%, Nb:0.28～0.37%,
Fe:0.14～0.16%, Re :≤0.04%, S :≤0.04%, P :≤0.04%, surplus
For Ti.
4. mechanical arm Precise Alloy foundry goods as claimed in claim 1, it is characterised in that its
The chemical element component and the mass percent thereof that contain are as follows: C:1.3%, Mn:2.5%, Al:
2.11, Cr:0.15%, Ni:0.12%, Co:0.15%, W:0.3%, Cu:0.32,
Nb:0.27%, Fe:0.16%, Re :≤0.04%, S :≤0.04%, P :≤0.04%；
Surplus is Ti.
5. the mechanical arm casting method of Precise Alloy foundry goods, it is characterised in that include as
Lower step:
S1, weigh by the percentage by weight of constitutive material C, Mn, Al, Cr, Ni, Co, W,
Cu, Nb, Fe, Re, S, P and Ti, be blended raw materials melt, obtains melts of titanium alloy；
S2, first preheat the die apparatus of casting, the melts of titanium alloy prepared in step S1 is watered
Note, to preheated in-mold molding, keeps pouring temperature to control, at 1450～1500 DEG C, to obtain
Foundry goods；
S3, foundry goods step S2 obtained are heated to 860～950 DEG C, are incubated 10～12h, water
Quench to 800～900 DEG C, then 250～290 DEG C of tempering 8～9h, air cooling of coming out of the stove, obtain cast iron.
6. the mechanical arm casting method of Precise Alloy foundry goods as claimed in claim 5, it is special
Levying and be, melt blending temperature described in step S1 is 1600～1700 DEG C.
7. the mechanical arm casting method of Precise Alloy foundry goods as claimed in claim 5, it is special
Levying and be, condition described in step S3 is: foundry goods is heated to 900 DEG C, is incubated 10h, shrend
To 820 DEG C, then 270 DEG C of tempering 8.5h, air cooling of coming out of the stove, obtain cast iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247144.6A CN105861875A (en) | 2016-04-18 | 2016-04-18 | Precise alloy casting for mechanical arm and casting method of precise alloy casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247144.6A CN105861875A (en) | 2016-04-18 | 2016-04-18 | Precise alloy casting for mechanical arm and casting method of precise alloy casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105861875A true CN105861875A (en) | 2016-08-17 |
Family
ID=56632907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610247144.6A Pending CN105861875A (en) | 2016-04-18 | 2016-04-18 | Precise alloy casting for mechanical arm and casting method of precise alloy casting |
Country Status (1)
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| CN (1) | CN105861875A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108175519A (en) * | 2018-01-30 | 2018-06-19 | 张云华 | A kind of operation C-arm rack |
| CN109723567A (en) * | 2017-10-30 | 2019-05-07 | 丹阳市金长汽车部件有限公司 | A kind of engine piston ring |
| CN109720025A (en) * | 2017-10-31 | 2019-05-07 | 丹阳市金长汽车部件有限公司 | A kind of engine bearing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320618A (en) * | 2004-04-09 | 2005-11-17 | Nippon Steel Corp | High-strength alpha+beta-type titanium alloy |
| US20090035172A1 (en) * | 2005-05-23 | 2009-02-05 | Heinz Sibum | Titanium Alloy |
| CN103509973A (en) * | 2013-09-22 | 2014-01-15 | 苏州华宇精密铸造有限公司 | Precisely cast blade and manufacturing method thereof |
| CN104073684A (en) * | 2014-03-31 | 2014-10-01 | 上海大学 | Titanium alloy containing Cr and Mn elements and preparation method thereof |
-
2016
- 2016-04-18 CN CN201610247144.6A patent/CN105861875A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320618A (en) * | 2004-04-09 | 2005-11-17 | Nippon Steel Corp | High-strength alpha+beta-type titanium alloy |
| US20090035172A1 (en) * | 2005-05-23 | 2009-02-05 | Heinz Sibum | Titanium Alloy |
| CN103509973A (en) * | 2013-09-22 | 2014-01-15 | 苏州华宇精密铸造有限公司 | Precisely cast blade and manufacturing method thereof |
| CN104073684A (en) * | 2014-03-31 | 2014-10-01 | 上海大学 | Titanium alloy containing Cr and Mn elements and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723567A (en) * | 2017-10-30 | 2019-05-07 | 丹阳市金长汽车部件有限公司 | A kind of engine piston ring |
| CN109720025A (en) * | 2017-10-31 | 2019-05-07 | 丹阳市金长汽车部件有限公司 | A kind of engine bearing |
| CN108175519A (en) * | 2018-01-30 | 2018-06-19 | 张云华 | A kind of operation C-arm rack |
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Application publication date: 20160817 |