CN110248862A - Body structure and its manufacturing method - Google Patents
Body structure and its manufacturing method Download PDFInfo
- Publication number
- CN110248862A CN110248862A CN201880009229.8A CN201880009229A CN110248862A CN 110248862 A CN110248862 A CN 110248862A CN 201880009229 A CN201880009229 A CN 201880009229A CN 110248862 A CN110248862 A CN 110248862A
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- China
- Prior art keywords
- crossbeam
- contact surface
- body structure
- strengthening part
- coating
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The body structure and its manufacturing method that a kind of disappearance preventing coating and inhibition are got rusty.The gusset (3a, 3b) that body structure (100) has the crossbeam (2) being set between two side frameworks (1a, 1b) and reinforced crossbeam (2).Crossbeam (2) has the first contact surface contacted with gusset (3a, 3b).Gusset (3a, 3b) has the second contact surface contacted with crossbeam (2).In the state that the first contact surface for implementing coating is abutted with the second contact surface for implementing coating, crossbeam (2) is welded together with gusset (3a, 3b).
Description
Technical field
The present invention relates to body structure and its manufacturing methods.
Background technique
Conventionally, there is known being equipped on vehicle, and the body structure of crossbeam is installed between two side frameworks.
Such as in patent document 1, it discloses such as flowering structure: the vehicle body knot of crossbeam is installed between two side frameworks
In structure, the installation section of crossbeam and each side framework is provided with the strengthening part for being reinforced crossbeam.
Existing technical literature
Patent document
Patent document 1: International Publication No. 2011/121638
Summary of the invention
Problems to be solved by the invention
However, there is a problem of following in the case where strengthening part is arranged to crossbeam.
In the case where being welded them together after carrying out electrodeposition coating respectively to crossbeam and strengthening part, deposit
In following problems: the coating on the surface of crossbeam is disappeared due to heat when welding.
On the other hand, the case where electrodeposition coating being carried out to them after welding together crossbeam and strengthening part
Under, it has the following problems: generating the part of unattached coating between crossbeam and strengthening part, get rusty in the part.
Accordingly, for above-mentioned body structure, it is expected that preventing the disappearance of the coating of crossbeam in its manufacturing process, and it is expected
Inhibition is got rusty between crossbeam and strengthening part.
The object of the present invention is to provide the body structures that the disappearance and inhibition that prevent coating are got rusty.
Solution to problem
The body structure of a form of the invention has the crossbeam being set between two side frameworks and to described
The first strengthening part that crossbeam is reinforced, the crossbeam have the first contact surface contacted with first strengthening part, institute
Stating the first strengthening part has the second contact surface contacted with the crossbeam, in the body structure, in the institute for implementing coating
In the state of stating the first contact surface and being abutted with second contact surface for implementing coating, the crossbeam and first reinforcement part
Part is welded together.
A form of the invention is a kind of manufacturing method of body structure, which, which has, is set to two sides
Crossbeam between frame and the first strengthening part that the crossbeam is reinforced, the crossbeam have with described first plus
First contact surface of strong component contact, first strengthening part have the second contact surface contacted with the crossbeam, the vehicle body
The manufacturing method of structure the following steps are included: carry out coating to first contact surface and second contact surface respectively；Make
In the state that first contact surface for implementing coating is abutted with second contact surface for implementing coating, by the crossbeam
Weld together with first strengthening part.
Invention effect
According to the present invention, in the body structure that strengthening part is set to crossbeam, the disappearance of coating, and energy can be prevented
It is enough to inhibit to get rusty.
Detailed description of the invention
Fig. 1 is the perspective view for indicating the appearance of body structure of embodiments of the present invention.
Fig. 2 is the perspective view for observing from below the state that gusset is equipped on the crossbeam of embodiments of the present invention.
Fig. 3 is the perspective view for observing from below the crossbeam of embodiments of the present invention.
Fig. 4 is the perspective view for indicating the appearance of gusset of embodiments of the present invention.
Specific embodiment
In the following, referring to attached drawing, detailed description of embodiments of the present invention.
Firstly, being illustrated using structural example of the Fig. 1 to the body structure 100 of embodiments of the present invention.Fig. 1 is to indicate
The perspective view of the appearance of body structure 100.The body structure 100 of present embodiment is equipped on vehicle (not shown).
In addition, arrow a indicates vehicle commander direction (direction of the total length of vehicle) in Fig. 1, arrow b indicates overall height direction, arrow
Head c indicates vehicle width direction (direction of the overall width of vehicle).
Body structure 100 shown in FIG. 1 has: crossbeam 2, the gusset 3a and gusset 3b (Fig. 1 that are reinforced the crossbeam 2
Middle illustration omitted.Referring to Fig. 2).
As shown in Figure 1, crossbeam 2 is in side framework (also referred to as side member) 1a and side framework being arranged along vehicle commander direction
Between 1b, it is arranged along vehicle width direction.
Fig. 2 is the perspective view for observing from below crossbeam 2 shown in FIG. 1.As shown in Fig. 2, gusset 3a, 3b are set to crossbeam 2
Lower section both ends.
As shown in Fig. 2, being respectively formed with bending part A on crossbeam 2, gusset 3a and gusset 3b.In addition, such as Fig. 2 institute
Show, is respectively formed on crossbeam 2, gusset 3a and gusset 3b from bending part A downwards (along the lower direction in overall height direction)
The fin standing portion B of extension.
Although illustration omitted, the through-hole of specified quantity is formed on each fin standing portion B.As shown in Figure 2 that
Bolt 4 is inserted into each through-hole and is accordingly formed in each through-hole by sample in the state of being equipped with gusset 3a, 3b on crossbeam 2
The hole portion (illustration omitted) of side framework 1a, 1b simultaneously fastens.As a result, as shown in Figure 1, the both ends (fin standing portion B) of crossbeam 2
It is individually fixed in side framework 1a, 1b.
In addition, as shown in Figure 1, body structure 100 can also have below gusset 3a, 3b it is seperated with gusset 3a, 3b
And to lower gusset 5a, 5b that crossbeam 2 is reinforced.
As shown in Figure 1, side framework 1a, 1b is fixed on by bolt 4 in one end of lower gusset 5a, 5b.In addition, though omitting
Diagram, but the other end of lower gusset 5a, 5b are fixed on crossbeam 2 (alternatively, can also be fixed on gusset 3a, 3b).
More than, the structural example of body structure 100 is illustrated.
Then, using Fig. 3, Fig. 4, above-mentioned crossbeam 2 and gusset 3a, 3b are illustrated in further detail.Fig. 3 be from
The perspective view of crossbeam 2 before lower section observation installation gusset 3a, 3b.Fig. 4 is the perspective view for indicating the appearance of gusset 3a, 3b.
As shown in figure 3, crossbeam 2 has face i.e. contact surface C1 (the one of the first contact surface contacted with gusset 3a at its both ends
Example) and the face i.e. contact surface C2 (an example of the first contact surface) that is contacted with gusset 3b.Contact surface C1, C2 include with shown in Fig. 2
Bending part A and the corresponding face fin standing portion B.In addition, the area and shape of contact surface C1, C2 connect with aftermentioned respectively
Contacting surface D1, D2 (referring to Fig. 4) is identical.
As shown in figure 4, gusset 3a has the face i.e. contact surface D1 (second contacted with crossbeam 2 (contact surface C1 shown in Fig. 3)
An example of contact surface), gusset 3b has face i.e. contact surface D2 (the second contact contacted with crossbeam 2 (contact surface C2 shown in Fig. 3)
An example in face).Contact surface D1, D2 include face corresponding with bending part A shown in Fig. 2 and fin standing portion B.In addition, connecing
The area and shape of contacting surface D1, D2 are identical as above-mentioned contact surface C1, C2 (referring to Fig. 3) respectively.
Before gusset 3a, 3b are installed on crossbeam 2, regulation is implemented to above-mentioned contact surface C1, C2 and contact surface D1, D2
Coating (for example, chassis black coating, atomized spray painting etc.).
Then, in the state that the contact surface C1 after coating is abutted with the contact surface D1 after coating, by crossbeam 2 and gusset 3a
Weld together.In addition, in the state that the contact surface C2 after coating is abutted with the contact surface D2 after coating, by crossbeam 2 and angle
Plate 3b welds together.
The part being welded together is, for example, end (the fin standing portion B shown in Fig. 2 of crossbeam 2 Yu gusset 3a, 3b
The end of the opposite side of the end at place).
In crossbeam 2 and gusset 3a, 3b, the face other than contact surface C1, C2, D1, D2 is subjected to electrodeposition coating.
More than, crossbeam 2 and gusset 3a, 3b are illustrated in detail.
Then, the manufacturing method of above-mentioned body structure 100 is illustrated.
Firstly, contact surface C1, C2 to crossbeam 2 carry out coating.In addition, the contact surface D1 and gusset 3b of diagonal panels 3a
Contact surface D2 carry out coating.
Then, the contact surface C1 after making coating is abutted with the contact surface D1 after coating, in this state by crossbeam 2 and gusset
3a welds together.In addition, abutting the contact surface C2 after coating with the contact surface D2 after coating, in this state by crossbeam 2
Weld together with gusset 3b.
Then, to the face other than contact surface C1, C2 in crossbeam 2, face and angle other than the contact surface D1 in gusset 3a
Face other than contact surface D2 in plate 3b carries out electrodeposition coating.
Then, bolt 4 is inserted into each through-hole formed on crossbeam 2 and gusset 3a, 3b and landform corresponding with each through-hole
At in side framework 1a, 1b hole portion (illustration omitted) and fasten.
In this way, as shown in Figure 1, the both ends (fin standing portion B) of crossbeam 2 are individually fixed in side framework 1a, 1b, thus
Produce body structure 100.
As described above, according to the present embodiment, it is applied to crossbeam 2 and the contact surface of gusset 3a, 3b
After dress, crossbeam 2 and gusset 3a, 3b are welded together, thus can prevent in the manufacturing process of body structure 100 due to
Caused by heat when welding, the disappearance of the coating of crossbeam 2, and be able to suppress and get rusty between crossbeam 2 and gusset 3a, 3b.
Although having been described in detail to embodiments of the present invention, the present invention is not limited to above-mentioned embodiment, Neng Gou
In the range of not departing from main points of the invention, suitably deforms and implement.
For example, in the above-described embodiment, enumerating the strengthening part reinforced crossbeam 2 is set in the lower section of crossbeam 2
It is illustrated in case where gusset 3a, 3b for setting, but not limited to this.As long as the strengthening part reinforced crossbeam 2
With the component that defined face is abutted with crossbeam 2, its type, shape and setting position etc. are not limited.
<summary of the invention>
Body structure of the invention has the crossbeam being set between two side frameworks and adds to the crossbeam
The first strong strengthening part, the crossbeam have the first contact surface contacted with first strengthening part, and described first reinforces
Component has the second contact surface for contacting with the crossbeam, in the body structure, in first contact surface for implementing coating
In the state of abutting with second contact surface for implementing coating, the crossbeam and first strengthening part are welded on one
It rises.
In addition, in above-mentioned body structure, be also possible to face other than first contact surface in the crossbeam and
The face other than second contact surface in first strengthening part is subjected to electrodeposition coating.
In addition, being also possible to be respectively formed on the crossbeam and first strengthening part in above-mentioned body structure
There are bending part and fin standing portion, first contact surface and second contact surface include and the bending part and institute
State the corresponding face of fin standing portion.
In addition, being also possible to the lower section that first strengthening part is set to the crossbeam in above-mentioned body structure.
In addition, can also be further equipped with second below first strengthening part in above-mentioned body structure and add
Strong component, second strengthening part is seperated with first strengthening part, reinforces the crossbeam.
The present invention is a kind of manufacturing method of body structure, which, which has, is set between two side frameworks
Crossbeam and the first strengthening part reinforced the crossbeam, the crossbeam has to be contacted with first strengthening part
The first contact surface, first strengthening part has the second contact surface for contacting with the crossbeam, the manufacture of the body structure
Method makes to implement coating the following steps are included: carry out coating respectively to first contact surface and second contact surface
First contact surface abutted with second contact surface for implementing coating in the state of, by the crossbeam and described first
Strengthening part welds together.
In addition, in the manufacturing method of above-mentioned body structure, it can also be in the crossbeam and the first strengthening part quilt
After welding together, to other than first contact surface in the crossbeam face and first strengthening part in
Face other than second contact surface carries out electrodeposition coating.
Based on the Japanese patent application proposed on 2 20th, 2017, (Japanese patent application laid is willing to 2017- to the application
028922), content is introduced in this as reference.
Industrial applicibility
The present invention can be suitable for being equipped on the body structure and its manufacturing method of vehicle.
Description of symbols
1a, 1b side framework
2 crossbeams
3a, 3b gusset (an example of the first strengthening part)
4 bolts
Gusset (an example of the second strengthening part) under 5a, 5b
100 body structures
Claims (7)
1. a kind of body structure has the crossbeam being set between two side frameworks and reinforces the crossbeam
The first strengthening part, the crossbeam has the first contact surface for contacting with first strengthening part, first reinforcement part
Part has the second contact surface contacted with the crossbeam,
In the body structure,
It is described in the state that first contact surface for implementing coating is abutted with second contact surface for implementing coating
Crossbeam is welded together with first strengthening part.
2. body structure as described in claim 1, wherein
The face other than first contact surface in the crossbeam and second contact surface in first strengthening part
Face in addition is subjected to electrodeposition coating.
3. body structure as described in claim 1, wherein
It is respectively formed with bending part and fin standing portion on the crossbeam and first strengthening part,
First contact surface and second contact surface include corresponding with the bending part and the fin standing portion
Face.
4. body structure as described in claim 1, wherein
First strengthening part is set to the lower section of the crossbeam.
5. body structure as described in claim 1, wherein
It is further equipped with the second strengthening part below first strengthening part, which adds with described first
Strong component is seperated, reinforces the crossbeam.
6. a kind of manufacturing method of body structure, the body structure have the crossbeam being set between two side frameworks and
To the first strengthening part that the crossbeam is reinforced, the crossbeam has contact with first strengthening part first to contact
Face, first strengthening part have the second contact surface for contacting with the crossbeam, the manufacturing method of the body structure include with
Lower step:
Coating is carried out respectively to first contact surface and second contact surface；
It, will in the state of abutting first contact surface for implementing coating with second contact surface for implementing coating
The crossbeam and first strengthening part weld together.
7. the manufacturing method of body structure as claimed in claim 6, wherein
After the crossbeam and first strengthening part are welded together, to first contact surface in the crossbeam
The face other than second contact surface in face in addition and first strengthening part carries out electrodeposition coating.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017028922A JP2018134898A (en) | 2017-02-20 | 2017-02-20 | Vehicle body structure and manufacturing method thereof |
| JP2017-028922 | 2017-02-20 | ||
| PCT/JP2018/005151 WO2018151182A1 (en) | 2017-02-20 | 2018-02-15 | Vehicle body structure and method for manufacturing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110248862A true CN110248862A (en) | 2019-09-17 |
Family
ID=63169436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880009229.8A Pending CN110248862A (en) | 2017-02-20 | 2018-02-15 | Body structure and its manufacturing method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2018134898A (en) |
| CN (1) | CN110248862A (en) |
| WO (1) | WO2018151182A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7172746B2 (en) * | 2019-03-06 | 2022-11-16 | トヨタ自動車株式会社 | Power unit mounting structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720374U (en) * | 1980-07-10 | 1982-02-02 | ||
| JPS59169685A (en) * | 1983-03-18 | 1984-09-25 | Toyota Motor Corp | Rust preventing method of spot welded member |
| JPH06263058A (en) * | 1993-03-10 | 1994-09-20 | Mitsubishi Motors Corp | Cross member for undercarriage frame |
| JP2003252235A (en) * | 2002-03-05 | 2003-09-10 | Isuzu Motors Ltd | Connection structure of side member to cross member |
| CN101513700A (en) * | 2008-02-20 | 2009-08-26 | 株式会社本田阿克塞斯 | Manufacturing method for coated metal by welding |
| JP2016094091A (en) * | 2014-11-13 | 2016-05-26 | ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ | Reinforcement member of cross member |
| CN105983521A (en) * | 2015-02-13 | 2016-10-05 | 阳光电源股份有限公司 | Coating method for stainless steel welding parts |
-
2017
- 2017-02-20 JP JP2017028922A patent/JP2018134898A/en active Pending
-
2018
- 2018-02-15 WO PCT/JP2018/005151 patent/WO2018151182A1/en active Application Filing
- 2018-02-15 CN CN201880009229.8A patent/CN110248862A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720374U (en) * | 1980-07-10 | 1982-02-02 | ||
| JPS59169685A (en) * | 1983-03-18 | 1984-09-25 | Toyota Motor Corp | Rust preventing method of spot welded member |
| JPH06263058A (en) * | 1993-03-10 | 1994-09-20 | Mitsubishi Motors Corp | Cross member for undercarriage frame |
| JP2003252235A (en) * | 2002-03-05 | 2003-09-10 | Isuzu Motors Ltd | Connection structure of side member to cross member |
| CN101513700A (en) * | 2008-02-20 | 2009-08-26 | 株式会社本田阿克塞斯 | Manufacturing method for coated metal by welding |
| JP2016094091A (en) * | 2014-11-13 | 2016-05-26 | ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ | Reinforcement member of cross member |
| CN105983521A (en) * | 2015-02-13 | 2016-10-05 | 阳光电源股份有限公司 | Coating method for stainless steel welding parts |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018151182A1 (en) | 2018-08-23 |
| JP2018134898A (en) | 2018-08-30 |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190917 |