CN104148560A - Airtight forging method for aluminum alloy forge piece - Google Patents

Airtight forging method for aluminum alloy forge piece Download PDF

Info

Publication number
CN104148560A
CN104148560A CN201410319943.0A CN201410319943A CN104148560A CN 104148560 A CN104148560 A CN 104148560A CN 201410319943 A CN201410319943 A CN 201410319943A CN 104148560 A CN104148560 A CN 104148560A
Authority
CN
China
Prior art keywords
forging
forge piece
die body
patrix
shape
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
Application number
CN201410319943.0A
Other languages
Chinese (zh)
Inventor
万东海
张令
冉熊波
杜力军
罗太亚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Aerospace Xinli Casting and Forging Co Ltd
Original Assignee
Guizhou Aerospace Xinli Casting and Forging Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guizhou Aerospace Xinli Casting and Forging Co Ltd filed Critical Guizhou Aerospace Xinli Casting and Forging Co Ltd
Priority to CN201410319943.0A priority Critical patent/CN104148560A/en
Publication of CN104148560A publication Critical patent/CN104148560A/en
Pending legal-status Critical Current

Links

Abstract

The invention discloses an airtight forging method for an aluminum alloy forge piece. The method mainly includes the steps that according to the shape of the forge piece, a die comprising an upper die body and a lower die body is designed, the shape of a cavity formed after the upper die body and the lower die body are combined and closed is the same as that of the forge piece, aluminum alloy raw materials are heated to reach 450 DEG C, a blank is manufactured by means of stamping equipment according to the shape and the size of the forge piece, the upper die body and the lower die body are preheated to reach 250-260 DEG C and are coated with release agents, the blank is heated to reach 450+/-10 DEG C and then is placed in lower die body, the upper die body is pressed downwards so that the blank is deformed, after the upper die body and the lower die body are combined and closed, the upper die body is lifted, and the forge piece is taken out to be cooled in air. According to the method, the aluminum alloy forge piece is forged through the closed-type die, no flash exists after the forge piece is forged, loss of raw materials can be reduced, the number of flash cutting procedures is reduced, and machining efficiency is improved.

Description

The airtight forging method of aluminum alloy forge piece
Technical field
The invention belongs to forging processing technique field, particularly the forging method of aluminium alloy.
Background technology
The alloy general name of aluminium alloy taking aluminium as base, main alloy element has copper, silicon, magnesium, zinc, manganese, less important alloying element has nickel, iron, titanium, chromium, lithium etc., aluminium alloy density is low, but strength ratio is higher, approach or exceed high-quality steel, plasticity is good, can be processed into various section bars, there is good electric conductivity, thermal conductivity and corrosion stability, industrial being widely used, use amount is only second to steel, at present for aluminum alloy forge piece in batches, adopt open die forging always, the forging flash that profit is processed is in this way more, cost consumption is large, and when processing overlap, cause machined waste in man-hour, production efficiency is low.
Summary of the invention
The object of the invention is the problem existing in order to overcome existing forging method, the airtight forging method of aluminum alloy forge piece is provided.
Technical scheme of the present invention is:
The airtight forging method of aluminum alloy forge piece, mainly comprises the steps:
A, according to the shape of forging, designing mould comprises patrix and counterdie two parts, patrix is identical with forging shape with the cavity shape of counterdie closure;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging, adopts pressing equipment to produce blank;
C, upper die and lower die are preheated to 250 DEG C~260 DEG C, and smearing release agent;
After D, blank heating to 450 ± 10 DEG C, put into counterdie, utilize patrix to pressing down and make blank deformation, after patrix and counterdie closure, patrix is mentioned, take out forging cooling in air.
Beneficial effect of the present invention and advantage are:
Method of the present invention has adopted closed molds reflectal forging, and non-trimming after forging process for fuel can reduce raw material loss, reduces and cuts overlap operation, improves machined efficiency.
Brief description of the drawings
Fig. 1 is that in the present invention, forging is annular element structural representation;
Fig. 2 is the upper die structure schematic diagram of making according to forging shown in Fig. 1;
Fig. 3 is the lower die structure schematic diagram of making according to forging shown in Fig. 1;
Fig. 4 is the blank schematic diagram of making according to forging shown in Fig. 1;
Fig. 5 is the closed schematic diagram of the mould while utilizing forging shown in mould forging drawing 1 shown in Fig. 2, Fig. 3;
Fig. 6 is that in the present invention, forging is pie part structural representation;
Fig. 7 is the upper die structure schematic diagram of making according to forging shown in Fig. 6;
Fig. 8 is the lower die structure schematic diagram of making according to forging shown in Fig. 6;
Fig. 9 is the blank schematic diagram of making according to forging shown in Fig. 6;
Figure 10 is the closed schematic diagram of the mould while utilizing forging shown in mould forging drawing 6 shown in Fig. 7, Fig. 8;
In figure: 1-forging, 2-patrix, 3-counterdie, 4-blank.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is elaborated:
Embodiment mono-
As shown in Figures 1 to 5, a kind of airtight forging method of 2A12 aluminum alloy ring shape Forging, mainly comprises the steps:
A, according to the shape of forging 1, designing mould comprises patrix 2 and counterdie 3 two parts, patrix 2 is identical with forging 1 shape with the cavity shape of counterdie 3 closures;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging 1, adopts pressing equipment to produce blank 4;
C, patrix 2, counterdie 3 are preheated to 255 DEG C~260 DEG C, and smearing release agent;
D, blank 4 are heated to, after 450 ± 10 DEG C, put into counterdie 3, utilize patrix 2 to pressing down and make blank 4 to be out of shape, and after patrix 2 and counterdie 3 closures, patrix 2 are mentioned, and final forging temperature control is 350 ± 10 DEG C, take out forging 1 cooling in air.
Forging 1 non-trimming after adopting this method to forge, can reduce raw material loss, reduces and cuts overlap operation, improve machined efficiency, the first forging temperature of forging 1 is with to forge most temperature contrast little, crystalline phase even tissue, the each position of forging 1 mechanical performance difference is little, and product percent of pass is high.
Embodiment bis-
As shown in Figures 1 to 5, a kind of airtight forging method of 2A14 aluminum alloy ring shape Forging, mainly comprises the steps:
A, according to the shape of forging 1, designing mould comprises patrix 2 and counterdie 3 two parts, patrix 2 is identical with forging 1 shape with the cavity shape of counterdie 3 closures;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging 1, adopts pressing equipment to produce blank 4;
C, patrix 2, counterdie 3 are preheated to 255 DEG C~260 DEG C, and smearing release agent;
D, blank 4 are heated to, after 450 ± 10 DEG C, put into counterdie 3, utilize patrix 2 to pressing down and make blank 4 to be out of shape, and after patrix 2 and counterdie 3 closures, patrix 2 are mentioned, and final forging temperature control is 300 ± 10 DEG C, take out forging 1 cooling in air.
Forging 1 non-trimming after adopting this method to forge, can reduce raw material loss, reduces and cuts overlap operation, improve machined efficiency, the first forging temperature of forging 1 is with to forge most temperature contrast little, crystalline phase even tissue, the each position of forging 1 mechanical performance difference is little, and product percent of pass is high.
Embodiment tri-
As shown in Fig. 6 to Figure 10, a kind of airtight forging method of 2A12 aluminium alloy pie forging, mainly comprises the steps:
A, according to the shape of forging 1, designing mould comprises patrix 2 and counterdie 3 two parts, patrix 2 is identical with forging 1 shape with the cavity shape of counterdie 3 closures;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging 1, adopts pressing equipment to produce blank 4;
C, patrix 2, counterdie 3 are preheated to 255 DEG C~260 DEG C, and smearing release agent;
D, blank 4 are heated to, after 450 ± 10 DEG C, put into counterdie 3, utilize patrix 2 to pressing down and make blank 4 to be out of shape, and after patrix 2 and counterdie 3 closures, patrix 2 are mentioned, and final forging temperature control is 350 ± 10 DEG C, take out forging 1 cooling in air.
Forging 1 non-trimming after adopting this method to forge, can reduce raw material loss, reduces and cuts overlap operation, improve machined efficiency, the first forging temperature of forging 1 is with to forge most temperature contrast little, crystalline phase even tissue, the each position of forging 1 mechanical performance difference is little, and product percent of pass is high.
Embodiment tetra-
As shown in Fig. 6 to Figure 10, a kind of airtight forging method of 2A14 aluminium alloy pie forging, mainly comprises the steps:
A, according to the shape of forging 1, designing mould comprises patrix 2 and counterdie 3 two parts, patrix 2 is identical with forging 1 shape with the cavity shape of counterdie 3 closures;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging 1, adopts pressing equipment to produce blank 4;
C, patrix 2, counterdie 3 are preheated to 255 DEG C~260 DEG C, and smearing release agent;
D, blank 4 are heated to, after 450 ± 10 DEG C, put into counterdie 3, utilize patrix 2 to pressing down and make blank 4 to be out of shape, and after patrix 2 and counterdie 3 closures, patrix 2 are mentioned, and final forging temperature control is 300 ± 10 DEG C, take out forging 1 cooling in air.
Forging 1 non-trimming after adopting this method to forge, can reduce raw material loss, reduces and cuts overlap operation, improve machined efficiency, the first forging temperature of forging 1 is with to forge most temperature contrast little, crystalline phase even tissue, the each position of forging 1 mechanical performance difference is little, and product percent of pass is high.

Claims (4)

1. an airtight forging method for aluminum alloy forge piece, is characterized in that mainly comprising the steps:
A, according to the shape of forging (1), designing mould comprises patrix (2) and counterdie (3) two parts, the cavity shape that patrix (2) and counterdie (3) are closed is identical with forging (1) shape;
B, aluminium alloy stock is heated to 450 DEG C, according to the shape and size of forging (1), adopts pressing equipment to produce blank (4);
C, patrix (2), counterdie (3) are preheated to 250 DEG C~260 DEG C, and smearing release agent;
D, blank (4) are heated to after 450 ± 10 DEG C, put into counterdie (3), utilize patrix (2) to pressing down and make blank (4) distortion, after patrix (2) and counterdie (3) closure, patrix (2) is mentioned, take out forging (1) cooling in air.
2. the airtight forging method of a kind of aluminum alloy forge piece according to claim 1, is characterized in that described forging (1) is shaped as ring-type or pie.
3. the airtight forging method of a kind of aluminum alloy forge piece according to claim 1 and 2, is characterized in that described forging (1) is 2A12 aluminium alloy, and final forging temperature is 350 ± 10 DEG C.
4. the airtight forging method of a kind of aluminum alloy forge piece according to claim 1 and 2, is characterized in that described forging (1) is 2A14 aluminium alloy, and final forging temperature is 300 ± 10 DEG C.
CN201410319943.0A 2014-07-07 2014-07-07 Airtight forging method for aluminum alloy forge piece Pending CN104148560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410319943.0A CN104148560A (en) 2014-07-07 2014-07-07 Airtight forging method for aluminum alloy forge piece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410319943.0A CN104148560A (en) 2014-07-07 2014-07-07 Airtight forging method for aluminum alloy forge piece

Publications (1)

Publication Number Publication Date
CN104148560A true CN104148560A (en) 2014-11-19

Family

ID=51874293

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410319943.0A Pending CN104148560A (en) 2014-07-07 2014-07-07 Airtight forging method for aluminum alloy forge piece

Country Status (1)

Country Link
CN (1) CN104148560A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105312867A (en) * 2015-11-30 2016-02-10 贵州航天新力铸锻有限责任公司 Upset-extruding moulding method for special-shaped ring piece blank
CN109732025A (en) * 2019-01-21 2019-05-10 江苏天南电力器材有限公司 A kind of hexagonal-shaped frame forging production technology of high-strength conductor escapement
CN112863789A (en) * 2021-02-08 2021-05-28 江苏天南电力股份有限公司 High-strength, high-toughness and corrosion-resistant aluminum alloy end fitting for post insulator and forging die thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030088979A1 (en) * 2001-11-12 2003-05-15 Kabushiki Kaisha Toyota Jidoshokki Method of producing aluminum ball, method of producing compressor shoe, and compressor shoe produced by the method
JP2003311361A (en) * 2002-04-18 2003-11-05 Toyota Motor Corp Method for forging deformed bar-shaped body
CN101130202A (en) * 2007-09-18 2008-02-27 徐国兴 Method for smithing aluminium alloy wheel hub of vehicle and smithing mold thereof
CN102939174A (en) * 2010-06-14 2013-02-20 Ati资产公司 Lubrication processes for enhanced forgeability

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030088979A1 (en) * 2001-11-12 2003-05-15 Kabushiki Kaisha Toyota Jidoshokki Method of producing aluminum ball, method of producing compressor shoe, and compressor shoe produced by the method
JP2003311361A (en) * 2002-04-18 2003-11-05 Toyota Motor Corp Method for forging deformed bar-shaped body
CN101130202A (en) * 2007-09-18 2008-02-27 徐国兴 Method for smithing aluminium alloy wheel hub of vehicle and smithing mold thereof
CN102939174A (en) * 2010-06-14 2013-02-20 Ati资产公司 Lubrication processes for enhanced forgeability

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105312867A (en) * 2015-11-30 2016-02-10 贵州航天新力铸锻有限责任公司 Upset-extruding moulding method for special-shaped ring piece blank
CN105312867B (en) * 2015-11-30 2018-04-13 贵州航天新力铸锻有限责任公司 Special-shaped ring blank upsetting squeeze forming method
CN109732025A (en) * 2019-01-21 2019-05-10 江苏天南电力器材有限公司 A kind of hexagonal-shaped frame forging production technology of high-strength conductor escapement
CN112863789A (en) * 2021-02-08 2021-05-28 江苏天南电力股份有限公司 High-strength, high-toughness and corrosion-resistant aluminum alloy end fitting for post insulator and forging die thereof

Similar Documents

Publication Publication Date Title
CN105642805B (en) The preparation method of housing
CN107097049B (en) A kind of titanium or titanium alloy mobile phone shell processing method
CN104148558B (en) The production method of T-shaped ring-type forge piece blank reheating in SB564 UNS N06690 alloy large-size
CN104139147B (en) The forging method of T-shaped ring-type forge piece blank reheating in SB564 UNS N06690 alloy large-size
CN102500733A (en) Forging method for efficiently healing internal hole-type defects of steel ingot
CN103173597B (en) Method for improving optional performances of large H13 steel hot-extrusion mould
CN108500189A (en) A kind of molding die with straight-edge conical cylinder forging and forging process for fuel method
CN104588997A (en) Method for preparing TiAl alloy component by near-isothermal die forging
CN104162616B (en) Thermonuclear fusion heap ears U-shaped forging forging method
CN102989986A (en) Forging technology of large TC4 alloy drum forged piece
CN105363979A (en) Forging technology used for robot speed reducer output plate
CN104148560A (en) Airtight forging method for aluminum alloy forge piece
CN104841792A (en) Molding process of reverse cylinder workpiece having flange at end
CN111069519A (en) Method for manufacturing nickel and nickel alloy welding neck flange
CN101658892A (en) Forging method of extra-high voltage aluminum alloy suspension clamp
CN103464674B (en) A kind of hot forging forming method of duplex fork forging
CN204035444U (en) The mould of large-scale interior T-shaped ring-type forge piece blank reheating forging
CN101596572A (en) The manufacturing technique method of axle housing stiffening ring
CN203304422U (en) Improved casting wheel mold
CN104646945B (en) Special high-strength aluminum alloy part forming method
CN104624899A (en) Forging improving method of 200-kilogram-level TC4-DT titanium alloy
CN204035446U (en) The mould of nuclear power hydraulic damper cylinder body forging
CN107876672A (en) A kind of flanged ball valve end cap rolling ring manufacturing process
CN109604497B (en) Die for manufacturing fluid seal cover for nuclear power voltage stabilizer
CN107695163B (en) Nuclear island evaporator end socket integral stamping forming device and stamping forming method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20141119