CN109606223A - A kind of lightweight not uniform thickness and easily molded automobile chair frame leans on dorsal plate and its manufacturing method - Google Patents
A kind of lightweight not uniform thickness and easily molded automobile chair frame leans on dorsal plate and its manufacturing method Download PDFInfo
- Publication number
- CN109606223A CN109606223A CN201811465897.XA CN201811465897A CN109606223A CN 109606223 A CN109606223 A CN 109606223A CN 201811465897 A CN201811465897 A CN 201811465897A CN 109606223 A CN109606223 A CN 109606223A
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- China
- Prior art keywords
- region
- join domain
- thickness
- plate
- angle adjustor
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/68—Seat frames
- B60N2/686—Panel like structures
-
- 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
-
- 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)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Laser Beam Processing (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of lightweight, uniform thickness and easily molded automobile chair frame do not lean on dorsal plate and its manufacturing method, this is by the biggish angle adjustor region of endurance and the superposed lesser join domain of endurance that dorsal plate includes positioned at lower part, the join domain is mutually welded with angle adjustor region, the angle adjustor region and join domain uses steel plate of varying thickness, wherein, the angle adjustor region thick steel plate thicker using thickness, join domain uses the sheet metal of thinner thickness, both meet automobile intensity requirement or mitigate the weight of part, it is integrally formed after the join domain and the welding of angle adjustor region through punching press described in being formed and leans on dorsal plate.While meeting automobile intensity requirement, few part, few mold, light-weighted function should be also achieved, so as to reduce the cost by dorsal plate using punch forming whole after not waiting thick steel plates to weld.The present invention discloses the manufacturing methods for leaning on dorsal plate.
Description
Technical field
The present invention relates to automotive seat component, in particular to a kind of lightweight not uniform thickness and easily molded automobile chair frames
By dorsal plate and its manufacturing method.
Background technique
Automobile chair frame is the important component of automotive seat by dorsal plate, existing to lean on dorsal plate as shown in Figure 1, packet
It includes main structure steel plate 101 and reinforces steel plate 102, main structure steel plate 101 generallys use the steel plate of 1mm thickness, whole in order to guarantee
The requirement of body frame strength usually reinforces steel plate 102 by argon arc welding in the weak area of main structure steel plate 101 and improves intensity.
The weak area of main structure steel plate 101 refers to the biggish region of endurance corresponding to angle adjustor.
Existing using main structure steel plate and to reinforce steel plate using argon arc welding structure by dorsal plate, this scheme needs to design
Reinforce steel plate forming mold and welding tooling, cost of parts is caused to increase.Furthermore main structure steel plate is matched with steel plate welding is reinforced
Close more demanding, welding thermal deformation is larger, leads to the stress concentration by dorsal plate, and welding section embrittlement easily causes cracking, matter
Buret control difficulty is big, and product strength is caused to reduce, and increases the risk of seat failure.
And automotive safety, intelligence, lightweight are the future developing trends of automobile industry, vehicle body, part skeleton are all toward weight
The direction that amount is light, intensity is high is developed；For automotive seat as automobile important spare part, high intensity, lightweight are following important
Developing direction；Future automobile seat is all to realize seat bone for important channels such as steel by high-strength steel sheet, thin plate, to mould
Frame lightweight.
Summary of the invention
An object of the present invention be to provide a kind of lightweight not uniform thickness and easily molded automobile chair frame by dorsal plate,
It while meeting automobile intensity requirement, should be also achieved few by dorsal plate using punch forming whole after not waiting thick steel plates to weld
Part, few mold, light-weighted function, so as to reduce the cost.
This purpose of the invention is realized by following technical solution: a kind of lightweight not uniform thickness and easily molded automobile
Chair framework backrest side plate, it is characterised in that: described includes being located at the biggish angle adjustor area of endurance of lower part by dorsal plate
Domain and the superposed lesser join domain of endurance, the join domain is mutually welded with angle adjustor region, described
Angle adjustor region and join domain use steel plate of varying thickness, wherein the angle adjustor region thick steel plate thicker using thickness, even
The sheet metal that region uses thinner thickness is connect, had both met automobile intensity requirement or had mitigated the weight of part, the join domain
Be integrally formed after the welding of angle adjustor region through punching press to be formed it is described by dorsal plate.
In the present invention, the join domain and angle adjustor region use laser welding.
In the present invention, lateral surface of the join domain with angle adjustor region in both welds aligns, medial surface
Sequence forms thickness difference in inside.
In the present invention, the join domain with a thickness of 1mm, the angle adjustor region with a thickness of 2mm.
In the present invention, the join domain is an inclined-plane, the highest point A on the inclined-plane with the weld seam that angle adjustor region is mutually welded
The height of point is HA, and the height of the minimum point B point on the inclined-plane is HB, which has slanted angle α.
In the present invention, the HA is 164~212mm, and HB 140mm, slanted angle α are 15~45 °
In the present invention, the join domain is all made of the high-strength steel sheet of model DP980YL with angle adjustor region.
In the present invention, the join domain and angle adjustor region offer several technique through-holes.
Chair framework, which may be implemented, by the product structure of laser assembly solder in the not equal thick steel plates of high intensity proposed by the present invention is expired
While sufficient automobile intensity requirement, while few part, few mold, light-weighted function are realized, so as to lower into
This.
The second object of the present invention is to provide above-mentioned lightweight not uniform thickness and easily molded automobile chair frame by dorsal plate
Manufacturing method, the manufacturing method is easy to operate, it is easy to accomplish.
This purpose of the invention is realized by following technical solution: above-mentioned lightweight not uniform thickness and easily molded automobile
The manufacturing method of chair framework backrest side plate, which is characterized in that the manufacturing method includes the following steps:
(1) blanking: according to the different steel plate of the expanded view punching two panels thickness by dorsal plate product；
(2) by welding tooling clamping two panels steel plate, laser laser welding: is carried out to two panels steel plate along the track of setting
Welding；
(3) punch forming: it is integration stamped molded to the steel plate progress after welding, shaping and flange are then carried out, finally
It is formed and leans on dorsal plate.
In the present invention, in the two panels steel plate in the step (1), the height * width * of a piece of steel plate is with a thickness of 300mm*
225mm*1mm, the height * width * of another steel plate is with a thickness of 210mm*225mm*2mm.
Compared with prior art, the present invention has following remarkable result:
(1) it is of the invention by dorsal plate using the not welding of uniform thickness Steel plate laser and punch forming process, strengthen backrest
Side plate local strength saves material while guaranteeing backrest frames intensity, reaches seat lightweight and reduces the mesh of cost
, and integrated punching is molding is improved by dorsal plate globality and strength character.
(2) of the invention to use laser welding by dorsal plate, weld strength is high, deforms small, and product qualification rate is improved；
And speed of welding is fast, welding tool setup is easy, and product quality management control main points are few, to improve the production efficiency of product.
(3) it is of the invention by dorsal plate without stiffening plate, reduce number of parts and number of molds, simplify production procedure, subtract
The investment of few mold, welding fixture, reduces enterprise's production cost.
(4) it is of the invention by dorsal plate without stiffening plate, product thickness is thinned, weight saving, and the cooperation without part, whole
Body is good, avoid be likely to occur by dorsal plate stress concentration, welding section embrittlement, easily cause the case where cracking.
(5) of the invention to lean on dorsal plate manufacturing method, process is few, easy to form, shortens the manufacturing cycle of product, saves
A large amount of manpower and material resources substantially increase the manufacture efficiency of product.
Detailed description of the invention
The present invention is described in further details with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural schematic diagram for leaning on dorsal plate in the prior art；
Fig. 2 is the structural schematic diagram that the present invention leans on dorsal plate；
Fig. 3 is the structural schematic diagram that the present invention leans on dorsal plate, shows shape and the position of laser welded seam；
Fig. 4 is A-A profile of Fig. 2, shows the thickness difference of join domain and angle adjustor region.
In figure: 101, main structure steel plate, 102, reinforcement steel plate, 1, join domain, 2, angle adjustor region, 3, weld seam.
Specific embodiment
Uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for a kind of lightweight as shown in Figures 2 to 4, lean on back side
Plate includes the biggish angle adjustor region 2 of endurance and the superposed lesser join domain 1 of endurance positioned at lower part, even
It connects region 1 and angle adjustor region 2 and offers several technique through-holes, join domain 1 is welded with 2 phase of angle adjustor region, angle modulation
Device region 2 and join domain 1 use steel plate of varying thickness, wherein the thick steel plate thicker using thickness of angle adjustor region 2, even
Region 1 is connect using the sheet metal of thinner thickness, had both met automobile intensity requirement or had mitigated the weight of part, join domain 1 and tune
Angle device region 2 is integrally formed to be formed by dorsal plate through punching press after welding.
In the present embodiment, join domain 1 with a thickness of 1mm, angle adjustor region 2 with a thickness of 2mm, join domain 1 and adjust
Angle device region 2 is all made of the high-strength steel sheet of model DP980YL.Join domain 1 and angle adjustor region 2 use laser welding,
Lateral surface of the join domain 1 with angle adjustor region 2 in both welds aligns, medial surface sequence, forms thickness in inside
Difference.
The weld seam 3 that join domain 1 is welded with 2 phase of angle adjustor region is an inclined-plane, and the height of the highest point A point on the inclined-plane is
HA, HA 200mm, the height of the minimum point B point on the inclined-plane are HB, HB 140mm, height here each mean as shown in figure 3,
When placing vertically by dorsal plate, the height of A point, B point apart from horizontal plane, which is with slanted angle α, slanted angle α
40°。
As the transformation of the present embodiment, experiment proves that, HA can also within the scope of 164~212mm value, it is corresponding to incline
Oblique angle α is 15~45 °.Tilt angle is excessive or angle too small can all influence subsequent integrated punching molding, may lead
Weld cracking is caused, therefore, as long as the value in 15~45 ° of angular range in actual use.
Uniform thickness and easily molded automobile chair frame do not lean on the manufacturing method of dorsal plate for above-mentioned lightweight, including walk as follows
It is rapid:
(1) blanking: according to the different steel plate of the expanded view punching two panels thickness by dorsal plate product, the height of a piece of steel plate
* width * is spent with a thickness of 300mm*225mm*1mm, and the height * width * of another steel plate is with a thickness of 210mm*225mm*2mm；
(2) by welding tooling clamping two panels steel plate, laser laser welding: is carried out to two panels steel plate along the track of setting
Welding；
(3) punch forming: it is integration stamped molded to the steel plate progress after welding, shaping and flange are then carried out, finally
It is formed and leans on dorsal plate.
The above embodiment of the present invention is not limiting the scope of the present invention, and embodiments of the present invention are not limited to
This, all this kind above content according to the present invention is not departing from this according to the ordinary technical knowledge and customary means of this field
Modification, replacement or change under the premise of inventing above-mentioned basic fundamental thought, to other diversified forms that above structure of the present invention is made
More, it should all fall within the scope and spirit of the invention.
Claims (10)
1. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for a kind of lightweight, it is characterised in that: described leans on back side
Plate includes the biggish angle adjustor region of endurance and the superposed lesser join domain of endurance positioned at lower part, described
Join domain mutually welded with angle adjustor region, the angle adjustor region and join domain use steel plate of varying thickness,
In, the angle adjustor region thick steel plate thicker using thickness, join domain uses the sheet metal of thinner thickness, had both met automobile intensity
It is required that also mitigating the weight of part, it is integrally formed after the join domain and the welding of angle adjustor region through punching press described in being formed
By dorsal plate.
2. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: the join domain and angle adjustor region uses laser welding.
3. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: lateral surface of the join domain with angle adjustor region in both welds aligns, medial surface sequence, in inside shape
At thickness difference.
4. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: the join domain with a thickness of 1mm, the angle adjustor region with a thickness of 2mm.
5. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: the join domain is an inclined-plane with the weld seam that angle adjustor region is mutually welded, and the height of the highest point A point on the inclined-plane is HA,
The height of the minimum point B point on the inclined-plane is HB, which has slanted angle α.
6. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 5, feature exists
In: the HA is 164~212mm, and HB 140mm, slanted angle α are 15~45 °.
7. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: the join domain and angle adjustor region is all made of the high-strength steel sheet of model DP980YL.
8. uniform thickness and easily molded automobile chair frame do not lean on dorsal plate for lightweight according to claim 1, feature exists
In: the join domain and angle adjustor region offers several technique through-holes.
9. as uniform thickness and easily molded automobile chair frame do not lean on back side to the described in any item lightweights of the claims 1 to 8
The manufacturing method of plate, which is characterized in that the manufacturing method includes the following steps:
(1) blanking: according to the different steel plate of the expanded view punching two panels thickness by dorsal plate product；
(2) by welding tooling clamping two panels steel plate, Laser Welding laser welding: is carried out to two panels steel plate along the track of setting
It connects；
(3) punch forming: it is integration stamped molded to the steel plate progress after welding, shaping and flange are then carried out, is ultimately formed
By dorsal plate.
10. manufacturing method according to claim 9, it is characterised in that: a piece of in the two panels steel plate in the step (1)
The height * width * of steel plate is with a thickness of 300mm*225mm*1mm, and the height * width * of another steel plate is with a thickness of 210mm*
225mm*2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811465897.XA CN109606223A (en) | 2018-12-03 | 2018-12-03 | A kind of lightweight not uniform thickness and easily molded automobile chair frame leans on dorsal plate and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811465897.XA CN109606223A (en) | 2018-12-03 | 2018-12-03 | A kind of lightweight not uniform thickness and easily molded automobile chair frame leans on dorsal plate and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109606223A true CN109606223A (en) | 2019-04-12 |
Family
ID=66005661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811465897.XA Withdrawn CN109606223A (en) | 2018-12-03 | 2018-12-03 | A kind of lightweight not uniform thickness and easily molded automobile chair frame leans on dorsal plate and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109606223A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846647A (en) * | 2020-12-18 | 2021-05-28 | 北京航星机器制造有限公司 | Forming method of special-shaped curved surface structural part |
| US11518281B2 (en) * | 2018-09-04 | 2022-12-06 | Safran Seats Usa Llc | Light weight metal back with extra living space |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004048350A1 (en) * | 2004-10-01 | 2006-04-06 | Johnson Controls Gmbh | Metal structure for the backrest of a vehicle seat comprises a front shell and a rear shell made from thin sheet steel provided with thickened areas in the region of mounting points |
| CN203283075U (en) * | 2013-05-23 | 2013-11-13 | 上海延锋江森座椅有限公司 | Laser tailor-welded seat framework |
| CN101677691B (en) * | 2007-04-18 | 2016-08-03 | 江森自控科技公司 | Tailor welded seat and parts |
| CN107234993A (en) * | 2017-06-27 | 2017-10-10 | 重庆宏立至信汽车部件制造有限公司 | A kind of butt-welding type automobile backrest side board |
| CN210047376U (en) * | 2018-12-03 | 2020-02-11 | 广汽零部件有限公司 | Lightweight unequal-thickness easy-to-form automobile seat framework backrest side plate |
-
2018
- 2018-12-03 CN CN201811465897.XA patent/CN109606223A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004048350A1 (en) * | 2004-10-01 | 2006-04-06 | Johnson Controls Gmbh | Metal structure for the backrest of a vehicle seat comprises a front shell and a rear shell made from thin sheet steel provided with thickened areas in the region of mounting points |
| CN101677691B (en) * | 2007-04-18 | 2016-08-03 | 江森自控科技公司 | Tailor welded seat and parts |
| CN203283075U (en) * | 2013-05-23 | 2013-11-13 | 上海延锋江森座椅有限公司 | Laser tailor-welded seat framework |
| CN107234993A (en) * | 2017-06-27 | 2017-10-10 | 重庆宏立至信汽车部件制造有限公司 | A kind of butt-welding type automobile backrest side board |
| CN210047376U (en) * | 2018-12-03 | 2020-02-11 | 广汽零部件有限公司 | Lightweight unequal-thickness easy-to-form automobile seat framework backrest side plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11518281B2 (en) * | 2018-09-04 | 2022-12-06 | Safran Seats Usa Llc | Light weight metal back with extra living space |
| CN112846647A (en) * | 2020-12-18 | 2021-05-28 | 北京航星机器制造有限公司 | Forming method of special-shaped curved surface structural part |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190412 |