CN107350420A - A kind of step forging molding process of automotive axle housing tube three - Google Patents
A kind of step forging molding process of automotive axle housing tube three Download PDFInfo
- Publication number
- CN107350420A CN107350420A CN201710742437.6A CN201710742437A CN107350420A CN 107350420 A CN107350420 A CN 107350420A CN 201710742437 A CN201710742437 A CN 201710742437A CN 107350420 A CN107350420 A CN 107350420A
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- Prior art keywords
- forging
- mold
- upsetting squeeze
- crowded
- die mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/14—Making machine elements fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/08—Upsetting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of step forging molding process of automotive axle housing tube three, first by blank heating, lubricant then is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould, start hydraulic press and carry out forging pressure-type process, obtain die mould forging；Secondly lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, started hydraulic press and carry out upsetting squeeze forging process, obtain upsetting squeeze forging；Lubricant finally is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, starts hydraulic press and completes anti-crowded forging process, complete the forging molding of axle tube；Stock utilization of the present invention is high, production efficiency is high, manufacturing cost is low.
Description
Technical field
The present invention relates to a kind of automotive axle housing tube forging molding process, belong to auto parts and components manufacture field.
Background technology
Axle tube is the strength member on Automobile drive axle assembly, and it forms one with driving axle housing, drives left and right
The relative axial position of wheel is fixed, together supporting frame and each assembly quality thereon, at the same bear in running car by
The road surface reaction and torque that wheel transmits, and it is transmitted to vehicle frame through suspension.Most axle tubes use monolithic construction, will
The tubular body of hollow variable diameters variable cross-section is designed to a single piece with flange terminal pad, and it is molded shape technique and uses monoblock type more
Contour forging technique.Using axle tube of the traditional handicraft manufacture with such shape facility, its shortcoming is that stock utilization is low（Deficiency
35%）, low production efficiency, manufacturing cost it is high.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of stock utilization height, production
The low step forging molding process of automotive axle housing tube three of efficiency high, manufacturing cost.
Technical scheme：To achieve the above object, the technical solution adopted by the present invention is：
A kind of step forging molding process of automotive axle housing tube three, comprises the following steps：
The first step：By blank heating, initial forging temperature 1100-1150oC。
Second step：Lubricant is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould,
Start hydraulic press and carry out forging pressure-type process, obtain die mould forging.Wherein, the required maximum forging force for forging pressure-type process is
6600-6650KN, forging casted die mould are 160-170mm, upsetting squeeze forging mold and forging time of contact with forging contacting travel
For 2.5-3.4s.
3rd step, lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, started
Hydraulic press carries out upsetting squeeze forging process, obtains upsetting squeeze forging.Wherein, the required maximum forging force of upsetting squeeze forging process is 14300-
14350 KN, upsetting squeeze forging mold and forging contacting travel are 170-180mm, and upsetting squeeze forging mold is with forging time of contact
2.5-3s。
4th step, lubricant is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, started
Hydraulic press completes anti-crowded forging process, completes the forging molding of axle tube.Wherein, the required maximum forging of anti-crowded forging process
Power is 2750-2800 KN, and anti-crowded forging mold and forging contacting travel are 140-150mm, and anti-crowded forging mold contacts with forging
Time is 2.5-3s.
Preferably：The lubricant is graphitic lubricant or glass lubricant.
Preferably：Initial forging temperature is 1125oC。
Preferably：The required maximum forging force for forging pressure-type process is 6625KN, and forging casted die mould contacts row with forging
Journey is 166mm, and upsetting squeeze forging mold and forging time of contact are 2.8s.
Preferably：The required maximum forging force of upsetting squeeze forging process is 14325KN, and upsetting squeeze forging mold contacts row with forging
Journey is 175mm, and upsetting squeeze forging mold and forging time of contact are 2.75s.
Preferably：The required maximum forging force of anti-crowded forging process is 2775 KN, and anti-crowded forging mold contacts row with forging
Journey is 145mm, and anti-crowded forging mold and forging time of contact are 2.5s.
The present invention compared with prior art, has the advantages that：
The present invention uses three step forging molding process, and forming method is simple, and manufacture efficiency is efficient, in addition upsetting squeeze forging mold and forging
Part time of contact is 2.5-3.4s, and anti-crowded forging mold and forging time of contact are 2.5-3s so that when mould contacts with forging
Between section, reduce the loss of mould, reduce manufacturing cost.
Embodiment
With reference to specific embodiment, the present invention is furture elucidated, it should be understood that these examples be merely to illustrate the present invention and
Limitation the scope of the present invention is not used in, after the present invention has been read, various of equal value shapes of the those skilled in the art to the present invention
The modification of formula falls within the application appended claims limited range.
Embodiment 1
A kind of step forging molding process of automotive axle housing tube three, comprises the following steps：
The first step：By blank heating, initial forging temperature 1100.
Second step：Lubricant is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould,
Start hydraulic press and carry out forging pressure-type process, obtain die mould forging.Wherein, the required maximum forging force for forging pressure-type process is
6650KN, forging casted die mould and forging contacting travel are 170mm, average speed 50mm/s, upsetting squeeze forging mold and forging
Time of contact is 3.4s.
3rd step, lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, started
Hydraulic press carries out upsetting squeeze forging process, obtains upsetting squeeze forging.Wherein, the required maximum forging force of upsetting squeeze forging process is 14350
KN, upsetting squeeze forging mold and forging contacting travel are 180mm, average speed 60mm/s, and upsetting squeeze forging mold contacts with forging
Time is 3s.
4th step, lubricant is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, started
Hydraulic press completes anti-crowded forging process, completes the forging molding of axle tube.Wherein, the required maximum forging of anti-crowded forging process
Power is 2800 KN, and anti-crowded forging mold and forging contacting travel be 150mm, average speed 50mm/s, anti-crowded forging mold and
Forging time of contact is 3s.
The lubricant is graphitic lubricant or glass lubricant.
Embodiment 2
The present embodiment in place of the difference of embodiment 1 with being, a kind of step forging molding process of automotive axle housing tube three, including following
Step：
The first step：By blank heating, initial forging temperature 1150oC。
Second step：Lubricant is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould,
Start hydraulic press and carry out forging pressure-type process, obtain die mould forging.Wherein, the required maximum forging force for forging pressure-type process is
6600KN, forging casted die mould and forging contacting travel are 160mm, average speed 64mm/s, upsetting squeeze forging mold and forging
Time of contact is 2.5s.
3rd step, lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, started
Hydraulic press carries out upsetting squeeze forging process, obtains upsetting squeeze forging.Wherein, the required maximum forging force of upsetting squeeze forging process is
14300KN, upsetting squeeze forging mold and forging contacting travel are 170mm, average speed 68mm/s, upsetting squeeze forging mold and forging
Time of contact is 2.5s.
4th step, lubricant is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, started
Hydraulic press completes anti-crowded forging process, completes the forging molding of axle tube.Wherein, the required maximum forging of anti-crowded forging process
Power is 2750 KN, and anti-crowded forging mold and forging contacting travel be 140mm, average speed 56mm/s, anti-crowded forging mold and
Forging time of contact is 2.5s.
Embodiment 3
It is in place of the difference of the present embodiment and Examples 1 and 2, a kind of step forging molding process of automotive axle housing tube three, including
Following steps：
The first step：By blank heating, initial forging temperature 1125oC。
Second step：Lubricant is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould,
Start hydraulic press and carry out forging pressure-type process, obtain die mould forging.Wherein, the required maximum forging force for forging pressure-type process is
6625KN, forging casted die mould are 166mm with forging contacting travel, and upsetting squeeze forging mold and forging time of contact are 2.8s.
3rd step, lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, started
Hydraulic press carries out upsetting squeeze forging process, obtains upsetting squeeze forging.Wherein, the required maximum forging force of upsetting squeeze forging process is
14325KN, upsetting squeeze forging mold are 175mm with forging contacting travel, and upsetting squeeze forging mold and forging time of contact are 2.75s.
4th step, lubricant is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, started
Hydraulic press completes anti-crowded forging process, completes the forging molding of axle tube.Wherein, the required maximum forging of anti-crowded forging process
It is 2775 KN to make power, and anti-crowded forging mold and forging contacting travel are 145mm, and anti-crowded forging mold is with forging time of contact
2.5s。
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of step forging molding process of automotive axle housing tube three, it is characterised in that comprise the following steps：
The first step：By blank heating, initial forging temperature 1100-1150oC；
Second step：Lubricant is painted in forging casted die mould inwall, the dispensing after heating is put into forging casted die mould, started
Hydraulic press carries out forging pressure-type process, obtains die mould forging；Wherein, the required maximum forging force for forging pressure-type process is 6600-
6650KN, forging casted die mould are 160-170mm with forging contacting travel, and upsetting squeeze forging mold and forging time of contact are 2.5-
3.4s；
3rd step, lubricant is painted in upsetting squeeze forging mold inwall, die mould forging is put into upsetting squeeze forging mold, start hydraulic pressure
Machine carries out upsetting squeeze forging process, obtains upsetting squeeze forging；Wherein, the required maximum forging force of upsetting squeeze forging process is 14300-
14350 KN, upsetting squeeze forging mold and forging contacting travel are 170-180mm, and upsetting squeeze forging mold is with forging time of contact
2.5-3s；
4th step, lubricant is painted in the anti-forging mold inwall that squeezes, upsetting squeeze forging is put into anti-crowded forging mold, starts hydraulic pressure
Machine completes anti-crowded forging process, completes the forging molding of axle tube；Wherein, the required maximum forging force of anti-crowded forging process is
2750-2800 KN, anti-crowded forging mold and forging contacting travel are 140-150mm, anti-crowded forging mold and forging time of contact
For 2.5-3s.
2. the step forging molding process of automotive axle housing tube three according to claim 1, it is characterised in that：The lubricant is stone
Black lubricant or glass lubricant.
3. the step forging molding process of automotive axle housing tube three according to claim 1, it is characterised in that：Initial forging temperature is
1125oC。
4. the step forging molding process of automotive axle housing tube three according to claim 1, it is characterised in that：Forge pressure-type process
Required maximum forging force is 6625KN, and forging casted die mould and forging contacting travel are 166mm, and upsetting squeeze forging mold connects with forging
It is 2.8s to touch the time.
5. the step forging molding process of automotive axle housing tube three according to claim 1, it is characterised in that：Upsetting squeeze forging process
Required maximum forging force is 14325KN, and upsetting squeeze forging mold and forging contacting travel are 175mm, upsetting squeeze forging mold and forging
Time of contact is 2.75s.
6. the step forging molding process of automotive axle housing tube three according to claim 1, it is characterised in that：Anti- crowded forging process
Required maximum forging force is 2775 KN, and anti-crowded forging mold and forging contacting travel are 145mm, anti-crowded forging mold and forging
Time of contact is 2.5s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742437.6A CN107350420A (en) | 2017-08-25 | 2017-08-25 | A kind of step forging molding process of automotive axle housing tube three |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742437.6A CN107350420A (en) | 2017-08-25 | 2017-08-25 | A kind of step forging molding process of automotive axle housing tube three |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107350420A true CN107350420A (en) | 2017-11-17 |
Family
ID=60290207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710742437.6A Pending CN107350420A (en) | 2017-08-25 | 2017-08-25 | A kind of step forging molding process of automotive axle housing tube three |
Country Status (1)
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| CN (1) | CN107350420A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111571139A (en) * | 2020-05-23 | 2020-08-25 | 山东泰通精锻科技有限公司 | Production process of half-shaft sleeve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5730812A (en) * | 1997-05-19 | 1998-03-24 | D-M-E Company | Method of manufacturing ejector pin sleeves |
| CN1213593A (en) * | 1997-10-07 | 1999-04-14 | 邓晓光 | Hot extrusion forming technology for semi-axis sleeve |
| RU2185916C2 (en) * | 2000-06-14 | 2002-07-27 | Открытое акционерное общество "Автонормаль" | Method for making flanged sleeve |
| CN201217018Y (en) * | 2008-07-14 | 2009-04-08 | 河南中轴集团有限公司 | Hot extrusion molding device for semi-axis sleeve of automobile |
| CN102476259A (en) * | 2010-11-22 | 2012-05-30 | 贵州顺峰汽车零部件制造有限公司 | Manufacturing technology for half-axis sleeve tube |
-
2017
- 2017-08-25 CN CN201710742437.6A patent/CN107350420A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5730812A (en) * | 1997-05-19 | 1998-03-24 | D-M-E Company | Method of manufacturing ejector pin sleeves |
| CN1213593A (en) * | 1997-10-07 | 1999-04-14 | 邓晓光 | Hot extrusion forming technology for semi-axis sleeve |
| RU2185916C2 (en) * | 2000-06-14 | 2002-07-27 | Открытое акционерное общество "Автонормаль" | Method for making flanged sleeve |
| CN201217018Y (en) * | 2008-07-14 | 2009-04-08 | 河南中轴集团有限公司 | Hot extrusion molding device for semi-axis sleeve of automobile |
| CN102476259A (en) * | 2010-11-22 | 2012-05-30 | 贵州顺峰汽车零部件制造有限公司 | Manufacturing technology for half-axis sleeve tube |
Non-Patent Citations (1)
| Title |
|---|
| 朱春东 等: "汽车半轴套管近净锻造工艺优化", 《金属铸锻焊技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111571139A (en) * | 2020-05-23 | 2020-08-25 | 山东泰通精锻科技有限公司 | Production process of half-shaft sleeve |
| CN111571139B (en) * | 2020-05-23 | 2021-10-08 | 山东泰通精锻科技有限公司 | Production process of half-shaft sleeve |
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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: 20171117 |
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| RJ01 | Rejection of invention patent application after publication |