CN105563052B - A kind of driving axle housing integral forming method - Google Patents
A kind of driving axle housing integral forming method Download PDFInfo
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- CN105563052B CN105563052B CN201610167215.1A CN201610167215A CN105563052B CN 105563052 B CN105563052 B CN 105563052B CN 201610167215 A CN201610167215 A CN 201610167215A CN 105563052 B CN105563052 B CN 105563052B
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- central siphon
- axle housing
- spindle nose
- driving axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of driving axle housing integral forming method, this method is including central siphon blanking, central siphon both ends heating in medium frequency, spindle nose thickens, spindle nose is molded, the pipe side of pushing away, opens fabrication hole, central siphon middle part heating in medium frequency, flange hole forming, integer.The present invention synchronizes hot extrusion molding by using seamless steel pipe both ends, and middle heat expansion shaped insertion-type technique is simple for process, saves welding procedure, and axle housing body is integral with spindle nose, and without direct weld seam, axle housing integral strength is high；Increase spindle nose thickens process and causes spindle nose intensity enhancing, and spindle nose is avoided to be broken；Increase trimming so that driving axle housing appearance and size precision higher.
Description
Technical field：
The present invention relates to tube extrusion forming technique fields, and in particular to a kind of driving axle housing integral forming method.
Background technology：
Automotive light weight technology is one of developing direction, the driving axle housing component mostly important as vehicle at present, is driven for automobile
Dynamic and carrying basic part, directly affects the important performances such as the bearing capacity, transport capacity and safety of heavy goods vehicles, facilitates drive
Dynamic axle housing light-weight design under the premise of stiffness and strength is ensured, needs more effective technological forming scheme.The molding of driving axle housing
Technique at present mainly using casting technique and punch welding technique, casting technique existing defects for stock utilization is low, quality weight,
High rejection rate；Punch welding existing defects：After the first forging and molding of its spindle nose part with axle housing body welding forming, spindle nose weld part
Position is easily broken off, and technique is cumbersome, and because welding deformation can lead to the reduction of axle housing anti-fatigue performance, influences service life.
Invention content：
The purpose of the present invention is to provide a kind of simple production process, axle housing body is integral with spindle nose, is not welded directly
A kind of driving axle housing integral forming method of seam.
The technical solution adopted by the present invention is：A kind of driving axle housing integral forming method, it is characterised in that this method includes
Following process：
1), blanking：It is the base material for preparing driving axle housing to take 20Mn2 circle seamless pipes, diameter according to demand, wall thickness, length
Degree carries out blanking and obtains central siphon；
2), Frequency Induction Heating：Above-mentioned central siphon both ends are put into medium frequency induction heater and are heated, central siphon both ends are heated to
850 DEG C -1000 DEG C；
3), spindle nose thickens：Central siphon after above-mentioned both ends are heated is delivered to position in extrusion equipment and clamp, extruder both sides
Thicken mold relative movement, the central siphon after both ends are heated thickening compression and thickening in mold；
4), spindle nose is molded：Central siphon after above-mentioned spindle nose is thickened, which is delivered in spindle nose extrusion moulding machine, to be positioned, clamps, and is squeezed
Pressing formation machine both sides spindle nose shaping dies relative movement, by central siphon both ends in spindle nose shaping dies extrusion molding；
5), the pipe side of pushing away：The circular central portion of central siphon after above-mentioned spindle nose is shaped passes through rolled by cold rolling machine into square tube；
6) fabrication hole, is opened：Strip fabrication hole is opened up in the middle part of central siphon opposite face behind the above-mentioned side of pushing away；
7), Frequency Induction Heating：It is heated being put into medium frequency induction heater in the middle part of the above-mentioned central siphon opened after fabrication hole, axis
Pipe is heated to 850 DEG C -1000 DEG C；
8), flange hole shapes：Central siphon after above-mentioned middle part is heated is delivered in flange hole forming machine, starts the liquid at both ends
Press pump is applied axial compressive force to the both ends of central siphon, is made facing in deformation in the middle part of central siphon with oil cylinder axial direction 250 ± 20T of precompression
Boundary's state, while middle part diffusion tooling enters central siphon process hole position radial component, radial component causes the material in the middle part of central siphon
Extension is extended to the outside, until the driving axle housing of preliminary dimension shape；
9), shaping：Driving axle housing after above-mentioned flange hole is shaped is transported in shaping mould, is carried out compacting shaping, is made
The straightness of flange pore size and driving axle housing reaches drawing requirement.
Preferably, by the process 1）The 20Mn2 circle seamless pipe base materials of middle driving axle housing replace with No. 45 steel hot rollings
Seamless steel pipe.
Preferably, the process 1）It is seamless that the 20Mn2 circle seamless pipe base materials of middle driving axle housing replace with 40Cr hot rollings
Steel pipe.
Preferably, the process 4）Middle spindle nose molding passes through extrusion molding twice.
Preferably, the process 8）Middle flange hole forming is shaped by diffusion twice.
The invention has the advantages that：By using seamless steel pipe both ends synchronize hot extrusion molding, middle heat expansion shaped insertion-type technique,
It is simple for process, welding procedure is saved, axle housing body is integral with spindle nose, and without direct weld seam, axle housing integral strength is high；Increase axis
Head thickens process and causes spindle nose intensity enhancing, and spindle nose is avoided to be broken；Increase trimming so that driving axle housing appearance and size precision
Higher can more meet drawing requirement.
Description of the drawings：
The present invention is described in further details below in conjunction with the drawings and specific embodiments：
Fig. 1 is a kind of driving axle housing integral forming method process 1 of the present invention）Schematic diagram；
Fig. 2 is a kind of driving axle housing integral forming method process 2 of the present invention）Schematic diagram；
Fig. 3 is a kind of driving axle housing integral forming method process 3 of the present invention）Schematic diagram；
Fig. 4 is a kind of driving axle housing integral forming method process 4 of the present invention）Schematic diagram；
Fig. 5 is a kind of driving axle housing integral forming method process 5 of the present invention）Schematic diagram；
Fig. 6 is a kind of driving axle housing integral forming method process 6 of the present invention）Schematic diagram；
Fig. 7 is a kind of driving axle housing integral forming method process 7 of the present invention）Schematic diagram；
Fig. 8 is a kind of driving axle housing integral forming method process 8 of the present invention）Schematic diagram；
Fig. 9 is a kind of driving axle housing integral forming method process 9 of the present invention）Schematic diagram.
Specific embodiment：
A kind of driving axle housing integral forming method of the present invention, this method include the following process：
1), blanking：Outer diameter is taken under as shown in Figure 1, as φ 200, the hot rail seamless pipes of 20Mn2 that wall thickness is 14mm are to prepare to drive
The central siphon of dynamic axle housing；
2), Frequency Induction Heating：As shown in Fig. 2, above-mentioned central siphon both ends are put into medium frequency induction heater（1）Middle heating,
Central siphon both ends are heated to 850 DEG C -1000 DEG C, 3.5 minutes heating times, heated length 500mm；
3), spindle nose thickens：As shown in figure 3, the central siphon after above-mentioned both ends are heated is delivered in extrusion equipment with clamping dress
It puts（3）It clamps, extruder both sides thicken mold（2）Relative movement, the central siphon after both ends are heated are thickening mold（2）It is interior to squeeze
Pressure thickens；
4), spindle nose is molded：It is used as shown in figure 4, the central siphon after above-mentioned spindle nose is thickened is delivered in spindle nose extrusion moulding machine
Clamping device（5）It clamps, the spindle nose shaping dies of extrusion moulding machine both sides（4）Relative movement shapes at central siphon both ends in spindle nose
Mold（4）Interior extrusion molding；
5), the pipe side of pushing away：As shown in figure 5, the circular central portion of the central siphon after above-mentioned spindle nose is shaped passes through cold-rolling mill
It is cold rolled to square tube；
6) fabrication hole, is opened：As shown in fig. 6, opening up two length in the middle part of central siphon opposite face behind the above-mentioned side of pushing away and being
The bar shaped fabrication hole of 650mm；
7), Frequency Induction Heating：As shown in fig. 7, by Frequency Induction Heating is put into the middle part of the above-mentioned central siphon opened after fabrication hole
Device（6）Middle heating, central siphon are heated to 850 DEG C -1000 DEG C, 3.5 minutes heating times, heated length 600mm；
8), flange hole shapes：As shown in figure 8, the central siphon after above-mentioned middle part is heated is delivered in flange hole forming machine, open
The hydraulic pump at dynamic both ends is with oil cylinder（7）Axial 250 ± 20T of precompression applies axial compressive force to the both ends of central siphon, makes in the middle part of central siphon
Critical condition in deformation, while middle part diffusion tooling（8）Into central siphon process hole position radial component, radial component causes
Material in the middle part of central siphon extends to the outside extension, until the driving axle housing of preliminary dimension shape；
9), shaping：As shown in figure 9, the driving axle housing after above-mentioned flange hole is shaped is transported to shaping mould（9）In, into
Row compacting shaping, makes the straightness of flange pore size and driving axle housing reach drawing requirement.
Preferably, by the process 1）The 20Mn2 circle seamless pipe base materials of middle driving axle housing replace with No. 45 steel hot rollings
Seamless steel pipe.
Preferably, the process 1）It is seamless that the 20Mn2 circle seamless pipe base materials of middle driving axle housing replace with 40Cr hot rollings
Steel pipe.
Preferably, the process 4）Middle spindle nose forming passes through extrusion molding twice.
Preferably, the process 8）Middle flange hole forming is shaped by diffusion twice.
Preferred embodiment of the above embodiment as the present invention, is not intended to limit protection scope of the present invention.
Claims (5)
1. a kind of driving axle housing integral forming method, it is characterised in that this method includes the following process：
1), blanking：It is the base material for preparing driving axle housing to take 20Mn2 circle seamless pipes, diameter according to demand, wall thickness, length into
Row blanking obtains central siphon；
2), Frequency Induction Heating：Above-mentioned central siphon both ends are put into medium frequency induction heater and are heated, central siphon both ends are heated to 850
DEG C -1000 DEG C；
3), spindle nose thickens：Central siphon after above-mentioned both ends are heated is delivered to position in extrusion equipment and clamp, the increasing of extruder both sides
Thick mold relative movement, the central siphon after both ends are heated are thickening compression and thickening in mold；
4), spindle nose is molded：Central siphon after above-mentioned spindle nose is thickened, which is delivered in spindle nose extrusion moulding machine, to be positioned, clamps, and is squeezed into
Shape machine both sides spindle nose shaping dies relative movement, by central siphon both ends in spindle nose shaping dies extrusion molding；
5), the pipe side of pushing away：The circular central portion of above-mentioned spindle nose central siphon after molding is passed through into rolled by cold rolling machine into square tube；
6) fabrication hole, is opened：Strip fabrication hole is opened up in the middle part of central siphon opposite face behind the above-mentioned side of pushing away；
7), Frequency Induction Heating：It is heated being put into medium frequency induction heater in the middle part of the above-mentioned central siphon opened after fabrication hole, central siphon adds
Heat is to 850 DEG C -1000 DEG C；
8), flange hole shapes：Central siphon after above-mentioned middle part is heated is delivered in flange hole forming machine, starts the hydraulic pump at both ends
With oil cylinder axial direction 250 ± 20T of precompression, apply axial compressive force to the both ends of central siphon, make the critical shape in deformation in the middle part of central siphon
State, while middle part diffusion tooling enters central siphon process hole position radial component, radial component so that the material in the middle part of central siphon is outside
Extension extension, until the driving axle housing of preliminary dimension shape；
9), shaping：Driving axle housing after above-mentioned flange hole is shaped is transported in shaping mould, is carried out compacting shaping, is made flange
The straightness of pore size and driving axle housing reaches drawing requirement.
2. a kind of driving axle housing integral forming method according to claim 1, it is characterised in that：By the process 1）In
The 20Mn2 circle seamless pipe base materials of driving axle housing replace with No. 45 steel hot rolled seamless steel tubes.
3. a kind of driving axle housing integral forming method according to claim 1, it is characterised in that：By the process 1）Middle drive
The 20Mn2 circle seamless pipe base materials of dynamic axle housing replace with 40Cr hot rolled seamless steel tubes.
4. a kind of driving axle housing integral forming method according to claim 1, it is characterised in that：The process 4）Middle spindle nose
Molding passes through extrusion molding twice.
5. a kind of driving axle housing integral forming method according to claim 1, it is characterised in that：The process 8）Middle flange
Hole forming is shaped by diffusion twice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610167215.1A CN105563052B (en) | 2016-03-23 | 2016-03-23 | A kind of driving axle housing integral forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610167215.1A CN105563052B (en) | 2016-03-23 | 2016-03-23 | A kind of driving axle housing integral forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105563052A CN105563052A (en) | 2016-05-11 |
| CN105563052B true CN105563052B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610167215.1A Expired - Fee Related CN105563052B (en) | 2016-03-23 | 2016-03-23 | A kind of driving axle housing integral forming method |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106427400A (en) * | 2016-06-29 | 2017-02-22 | 吉林省车桥汽车零部件有限公司 | Axle housing of driven axle, as well as shaping mold and shaping technology of axle housing |
| CN106180354B (en) * | 2016-07-19 | 2018-05-22 | 江西江铃底盘股份有限公司 | A kind of automobile drive axle housing body cuts long method for cutting edge |
| CN106424528B (en) * | 2016-10-14 | 2018-01-16 | 北京机电研究所 | The former of driving axle housing spindle nose |
| CN107009147A (en) * | 2017-05-15 | 2017-08-04 | 江苏福坛车桥科技有限公司 | A kind of Drive axle housing is integrally formed equipment |
| CN108839515A (en) * | 2018-07-25 | 2018-11-20 | 泰州神舟传动科技有限公司 | A kind of integral type axle housing forged by heating in medium frequency |
| CN111992983A (en) * | 2019-05-27 | 2020-11-27 | 孙振会 | Trailer axle forming automation method |
| CN111992982A (en) * | 2019-05-27 | 2020-11-27 | 孙振会 | Automatic method for forming integral drive axle |
| CN110802374B (en) * | 2019-11-18 | 2022-01-21 | 吉林大学 | Manufacturing method of variable cross-section automobile driving axle housing |
| CN112643301A (en) * | 2020-12-03 | 2021-04-13 | 河南凤宝重工科技有限公司 | Driving axle housing blank and manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101524736A (en) * | 2008-10-31 | 2009-09-09 | 青特集团有限公司 | Machining method of bearing axle shell of automobile |
| CN103624482A (en) * | 2012-08-21 | 2014-03-12 | 湖北奥德车桥有限公司 | Method for forming whole axle housing of automobile drive axle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1616161A (en) * | 2003-11-14 | 2005-05-18 | 衡阳欣凯实业有限公司 | Method for producing non-cast integrally formed antomobile driving axle shell |
| CN101417383B (en) * | 2008-11-20 | 2010-09-08 | 张志平 | Pressing method of whole automobile axle housing |
| KR101315361B1 (en) * | 2012-05-12 | 2013-10-07 | (주)엠프로텍 | Shaft manufacturing method |
| KR101348348B1 (en) * | 2013-04-01 | 2014-01-07 | 주식회사 신명유압 | The valve sheet processing method of third stage cylinder for high place operation car |
| CN103586336A (en) * | 2013-11-21 | 2014-02-19 | 湖南中联重科车桥有限公司 | Manufacturing method for banjo axle housing and axle housing |
-
2016
- 2016-03-23 CN CN201610167215.1A patent/CN105563052B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101524736A (en) * | 2008-10-31 | 2009-09-09 | 青特集团有限公司 | Machining method of bearing axle shell of automobile |
| CN103624482A (en) * | 2012-08-21 | 2014-03-12 | 湖北奥德车桥有限公司 | Method for forming whole axle housing of automobile drive axle |
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| CN105563052A (en) | 2016-05-11 |
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| CB02 | Change of applicant information |
Address after: 213299 No. 168, Hua Cheng Middle Road, Jintan District, Jiangsu, Changzhou Applicant after: JIANGSU FUTAN AXLE TECHNOLOGY CO.,LTD. Address before: 213299, No. 168, Hua Cheng Middle Road, Jintan, Jiangsu, Changzhou Applicant before: JIANGSU FUTAN AXLE TECHNOLOGY CO. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200715 Address after: 030600 No.539, Guang'an East Street, new energy automobile park, Jinzhong Development Zone, Shanxi demonstration zone, Jinzhong City, Shanxi Province Patentee after: Shanxi aopas intelligent control axle Technology Co.,Ltd. Address before: 213299 No. 168, Hua Cheng Middle Road, Jintan District, Jiangsu, Changzhou Patentee before: JIANGSU FUTAN AXLE TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |