CN108176764A - The moulding process of square Automobile Chassis Parts - Google Patents
The moulding process of square Automobile Chassis Parts Download PDFInfo
- Publication number
- CN108176764A CN108176764A CN201711444599.8A CN201711444599A CN108176764A CN 108176764 A CN108176764 A CN 108176764A CN 201711444599 A CN201711444599 A CN 201711444599A CN 108176764 A CN108176764 A CN 108176764A
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- China
- Prior art keywords
- parts
- cubic
- automobile chassis
- square
- monolithic
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The present invention discloses a kind of moulding process of square Automobile Chassis Parts, including：Preforming and molding；The structure of square Automobile Chassis Parts：Square Automobile Chassis Parts ontology, cubic parts ontology include left cubic parts monolithic and right cubic parts monolithic, and left cubic parts monolithic and right cubic parts single-sheet symmetric setting；Left four directions parts monolithic or right cubic parts monomer film include being provided with the bottom of U-shaped breach, and the periphery of bottom plate has extended vertically side, and the R angles that side is formed level off to right angle；Former square face is first pre-formed as curve form, the arcwall face of preforming composition is shaped to R angles levels off to the square face at right angle, and bottom notch then is gone out acquisition final products.There is effectively to avoid cubic enclosed type product since the strength of materials is high, material thickness is thick and R angles small a series of problems, such as cracking, windrow, mold being caused to be scrapped when straight forming caused by designs.
Description
Technical field
The present invention relates to the processing methods of automotive chassis components, belong to process for cold stamping shaping, are specifically related to one kind four
The moulding process of rectangular Automobile Chassis Parts.
Background technology
In modern society, with the reinforcement of the environmental consciousness of people, in production and living, people are often in environmental protection and energy saving side
Face considers more that this so that the design of product is more complicated to meet and reach the quality requirement of script, but this design
Increase the difficulty of production, many products can not be machined by traditional handicraft.
For example, more and more Automobile Chassis Parts, make that shape of product is more complicated, processes more difficult, the shape of product
Problem also just highlights.Particularly square Automobile Chassis Parts, due to the particularity and the strength of materials of its shape
High, material thickness is thick and R angles small a series of problems, such as cracking, windrow, mold is caused to be scrapped when straight forming caused by designs
Occur, existing stamping process in the presence of cannot be molded, material extrusion, windrow, cracking, hidden the problems such as splitting, such as press present punching press
Technique straight forming product is impossible molding；Mostly it is using moulding by casting；Also have using process for cold stamping shaping, but make
Standby technique is cumbersome, in order to avoid the appearance of above-mentioned technical problem, generally requires four moldings：First it is molded certain angle, reshaping
Certain angle, reshaping certain angle, are finally molded into final products；But unnecessary loss is caused in artificial, machine loss,
And obtained homogeneity of product cannot be guaranteed, the product also different degrees of technique of product surface caused by process is relatively more
Folding line (has similar problems) in factory；And such as think one-pass molding four directions closure member material can cause to be not easy away material, windrow at R angles,
Material extrusion, causes die clearance uneven, can not do that how many product can directly result in mold table because of the place more than product material thickness in this way
Surface treatment is worn, and product plucking further may result in crack of die and scrap.
Invention content
The present invention is directed to the above-mentioned deficiency of the prior art, and cubic enclosed type product can effectively be avoided due to material by providing one kind
Material intensity is high, material thickness is thick and R angles are small causes cracking, windrow, mold one system such as to scrap when straight forming caused by designs
The moulding process of the square Automobile Chassis Parts of row problem.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of square Automobile Chassis Parts
Moulding process, which includes：Preforming and molding；
The structure of square Automobile Chassis Parts prepared by first choice is as follows：Square Automobile Chassis Parts ontology, institute
The cubic parts ontology stated includes left cubic parts monolithic and right cubic parts monolithic, and left cubic parts monolithic and
Right four directions parts single-sheet symmetric setting；The left cubic parts monolithic or right cubic parts monomer film include being provided with
The bottom of U-shaped breach, the periphery of the bottom plate have extended vertically side, and the R angles that the side is formed level off to right angle；
Described is preforming：According to the drawing size of above-mentioned specific square Automobile Chassis Parts structure and reserve it
The allowance of various processes afterwards, specific allowance are the 1-5mm more than finished product thickness, are cut above the big steel plate of raw material with sawing machine
Take the planar materials steel plate in the square Automobile Chassis Parts of making, with the upper left cubic parts monolithic of composition or the right side four
Square parts monolithic is one group of planar materials steel plate, then with press machine by the gap position of bottom and side stamp out come,
And side is located at square Automobile Chassis Parts left and right ends and strikes out arcwall face；The drawing is square automobile chassis
Parts engineering detail exploded view；
The molding：The arcwall face of preforming composition is shaped to R angles and levels off to the square face at right angle, then by bottom
Notch goes out acquisition final products.
Preferably, the plane material that left four directions parts monolithic or right cubic parts monolithic are one group in the composition
Material steel plate, its be located on the position of bottom and be provided with mounting hole, the setting of the two mounting holes contributes to fixed blank, realizes standard
True punch forming.
Preferably, the radian of the arcwall face is consistent with the radian at R angles, i.e. the radian of arcwall face and the radian at R angles
On same circle；The setting of the structure both can guarantee the accuracy at R angles, while arcwall face becomes facing directly, and extra material is dumped
The problem of windrow cracks during straight forming is avoided at R angles.
Description of the drawings
The side single chip architecture schematic diagram of 1 square Automobile Chassis Parts of the present invention of attached drawing.
The structure diagram of 2 square Automobile Chassis Parts of the present invention of attached drawing.
The structure diagram of the 3 preforming square Automobile Chassis Parts blank of the present invention of attached drawing.
There is no punching except the structural representation of the square Automobile Chassis Parts of bottom notch material after 4 present invention molding of attached drawing
Figure.
Specific embodiment
The present invention is described in further detail below by attached drawing, but the present invention is not limited solely to following embodiment.
It is processed based on the structure shown in attached drawing 1-2, from the square automobile of the attached it can be seen from the figure that present invention
The structure of chassis part is as follows：Including square Automobile Chassis Parts ontology 1, the cubic parts ontology includes a left side
Cubic parts monolithic 2 and right cubic parts monolithic 3, and left cubic parts monolithic and right cubic parts single-sheet symmetric are set
It puts；The left cubic parts monolithic or right cubic parts monomer film include being provided with the bottom 5 of U-shaped breach 4, described
The periphery of bottom plate has extended vertically side 6, and the R angles 7 that the side is formed level off to right angle；Left cubic zero in the composition
Planar materials steel plate that component monolithic or right cubic parts monolithic are one group, it is located on the position of bottom and is provided with mounting hole
8, the setting of the two mounting holes contributes to fixed blank, realizes accurate punch forming
Specific Sheet Metal Forming Technology step includes：
(1) it is preforming described in：According to the drawing size of above-mentioned specific square Automobile Chassis Parts structure and pre-
The allowance of various processes after staying, specific allowance is the 1-2mm more than finished product thickness, with sawing machine from the big steel plate of raw material
Face interception for the square Automobile Chassis Parts of making planar materials steel plate, with form upper left cubic parts monolithic or
The planar materials steel plate that right four directions parts monolithic is one group, is then stamped out the gap position of bottom and side with press machine
Come, and side is located at square Automobile Chassis Parts left and right ends and strikes out arcwall face；The drawing is lower control arm
Engineering detail exploded view；
(2) molding described in：The arcwall face of preforming composition is shaped to R angles and levels off to the square face at right angle, then will
Bottom notch goes out acquisition final products.
As shown in Figure 3：The radian of arcwall face of the present invention is consistent with the radian at R angles, i.e. the radian and R of arcwall face
The radian at angle is on same circle；The setting of the structure both can guarantee the accuracy at R angles, while arcwall face becomes facing directly, extra
Material be dumped at R angles when avoiding straight forming the problem of windrow cracks.
The processing technology of the present invention, by increasing by one of preforming process, solves some products for being difficult to one-step shaping and sets
Former square face is pre-formed as curve form by meter, the particularly product of quadrilateral structure, first passage of the present invention, then by curved surface
It is shaped to square face；Product is the planform of final molding as shown in Figs. 1-2, if straight forming, because of its strength of materials
Larger with thickness, R angles are smaller so that the right and left faces more difficult formation directly, and it is easy to appear the problem of cracking.Therefore originally
Invention solves the problems, such as this by one of preforming operation, the preforming rear shape of product is illustrated in figure 3, if not advance comprising
This preforming operation will directly face 202 directly and form out, then illustrate 201 positions be readily formed windrow cracking, Huo Fenji roads into
Type then increases artificial and machine loss, but and surely solves the problems, such as this cracking and windrow than one.If first carrying out preforming process,
At the time of molding, what curved surface 202 was squeezed into Fig. 4 faces 301 directly, and extra material is dumped at 201, avoids straight forming in this way
When windrow crack the problem of.The puzzlement of cracking and windrow, makes caused by this technique effectively solves four directions closing forming parts
Product is smoothly molded.
Claims (3)
1. a kind of moulding process of square Automobile Chassis Parts, the processing step include：Preforming and molding；
The structure of square Automobile Chassis Parts prepared by first choice is as follows：Square Automobile Chassis Parts ontology, it is described
Cubic parts ontology includes left cubic parts monolithic and right cubic parts monolithic, and left cubic parts monolithic and the right side four
Square parts single-sheet symmetric setting；The left cubic parts monolithic or right cubic parts monomer film include being provided with U-shaped
The bottom of notch, the periphery of the bottom plate have extended vertically side, and the R angles that the side is formed level off to right angle；
Described is preforming：It is according to the drawing size of above-mentioned specific square Automobile Chassis Parts structure and each after reserving
The allowance of procedure, specific allowance is the 1-5mm more than finished product thickness, with sawing machine from the big steel plate of raw material use taken above
Planar materials steel plate in the square Automobile Chassis Parts of making, to form upper left cubic parts monolithic or right cubic zero
Component monolithic is one group of planar materials steel plate, is then stamped out the gap position of bottom and side come and side with press machine
Face, which is located at square Automobile Chassis Parts left and right ends, strikes out arcwall face；The drawing is square automobile chassis zero
The engineering detail exploded view of part；
The molding：The arcwall face of preforming composition is shaped to R angles and levels off to the square face at right angle, then by bottom notch
Go out acquisition final products.
2. the moulding process of square Automobile Chassis Parts according to claim 1, it is characterised in that：The composition
Planar materials steel plate that upper left cubic parts monolithic or right cubic parts monolithic are one group, it is located on the position of bottom and sets
It is equipped with mounting hole.
3. the moulding process of square Automobile Chassis Parts according to claim 1, it is characterised in that：The arc
The radian in face is consistent with the radian at R angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444599.8A CN108176764B (en) | 2017-12-27 | 2017-12-27 | Forming process of square automobile chassis parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444599.8A CN108176764B (en) | 2017-12-27 | 2017-12-27 | Forming process of square automobile chassis parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108176764A true CN108176764A (en) | 2018-06-19 |
| CN108176764B CN108176764B (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711444599.8A Active CN108176764B (en) | 2017-12-27 | 2017-12-27 | Forming process of square automobile chassis parts |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461856A (en) * | 2018-10-16 | 2019-03-12 | 浙江捷汽车零部件有限公司 | T02 type aluminum battery case shell-machining process |
| CN113618344A (en) * | 2021-08-27 | 2021-11-09 | 青岛春牧机械有限公司 | Processing technology for rolling and forming agricultural mechanical equipment parts |
Citations (4)
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| RU2023521C1 (en) * | 1991-02-21 | 1994-11-30 | Научно-исследовательский институт авиационной технологии и организации производства | Method to produce hollow pieces |
| CN101407012A (en) * | 2008-12-04 | 2009-04-15 | 北京日伸电子精密部件有限公司 | Manufacturing method of metal framework for flat panel display |
| CN101628409A (en) * | 2008-07-15 | 2010-01-20 | 施俊兆 | Metal tool box structure and forming method thereof |
| CN105344874A (en) * | 2015-11-17 | 2016-02-24 | 宁波沃特汽车部件有限公司 | Compensation stretching molding technology for chassis part of high-strength plate of automobile |
-
2017
- 2017-12-27 CN CN201711444599.8A patent/CN108176764B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2023521C1 (en) * | 1991-02-21 | 1994-11-30 | Научно-исследовательский институт авиационной технологии и организации производства | Method to produce hollow pieces |
| CN101628409A (en) * | 2008-07-15 | 2010-01-20 | 施俊兆 | Metal tool box structure and forming method thereof |
| CN101407012A (en) * | 2008-12-04 | 2009-04-15 | 北京日伸电子精密部件有限公司 | Manufacturing method of metal framework for flat panel display |
| CN105344874A (en) * | 2015-11-17 | 2016-02-24 | 宁波沃特汽车部件有限公司 | Compensation stretching molding technology for chassis part of high-strength plate of automobile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461856A (en) * | 2018-10-16 | 2019-03-12 | 浙江捷汽车零部件有限公司 | T02 type aluminum battery case shell-machining process |
| CN113618344A (en) * | 2021-08-27 | 2021-11-09 | 青岛春牧机械有限公司 | Processing technology for rolling and forming agricultural mechanical equipment parts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108176764B (en) | 2019-12-20 |
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