CN208439037U - A kind of laser assembly solder back door inner panel and back door - Google Patents
A kind of laser assembly solder back door inner panel and back door Download PDFInfo
- Publication number
- CN208439037U CN208439037U CN201820395857.1U CN201820395857U CN208439037U CN 208439037 U CN208439037 U CN 208439037U CN 201820395857 U CN201820395857 U CN 201820395857U CN 208439037 U CN208439037 U CN 208439037U
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- CN
- China
- Prior art keywords
- back door
- inner panel
- plate
- laser assembly
- assembly solder
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Abstract
The utility model provides a kind of laser assembly solder back door inner panel, it is characterized in that, the laser assembly solder back door inner panel includes inner panel ontology, as made of upper plate, middle plate, three plate laser assembly solder connections of lower plate and integrated punching, back door is fitted and connected by the back door inner panel and the back external door panel and is integrated acquisition the inner panel ontology.The back door inner panel is by increasing upper plate and middle plate bending place thickness in inner panel, thickness of two sides remains unchanged, save the arrangement inner panel stiffening plate between back door inner panel and back external door panel, just can solve back door bending angle it is excessive when rigidity it is lower, promoted back door rigidity property during back door weight increase it is excessive the problems such as, realize the lightweight performance of back door.
Description
Technical field
The utility model relates to automobile component design technical field, have be related to it is hardened in a kind of laser assembly solder back door
Structure.
Background technique
Automotive back door is the important component of SUV type and two box, it is generally the case that after automotive back door includes
Backdoor inner plate, inner panel stiffening plate and back external door panel, inner panel stiffening plate are used to reinforce the rigidity of automotive back door, are generally arranged
Between back door inner panel and back external door panel, as shown in Figure 1, automotive back door is smoother, it is in straight line or certain arc
Degree, gap is larger between back door inner panel and back external door panel, and inner panel stiffening plate is easier to arrange, and automotive back door
Overall stiffness is larger, is just easily reached by arrangement inner panel stiffening plate and promotes automotive back door rigidity property target.
But automotive back door radian is increasing now, as shown in Fig. 2, the radian of back door inner panel also increases with it,
To make the depth of the apogee distance back door latch position minimum point of back door inner panel radian increase, and back door is bent
Angle changing rate is big, part is longer below bending place, causes back door overall stiffness poor, and outside back door inner panel and back door
Space between plate is smaller, is not easy to arrange the inner panel stiffening plate of bulk.Promoting back door rigidity at present, there are two types of approach: first is that logical
Plate thickness is crossed in modification back door to improve back door rigidity, but back door is single piece, plate thickness integrally mentions in back door
It rises too many and back door weight can be made to increase, affected to vehicle performance；Second is that adding inner panel stiffening plate in bending place, due to rear
Tailgate bending angle is big, and the space between back door inner panel and back external door panel is small, and inner panel stiffening plate is not easy to arrange, even if exerting oneself
Strong arrangement also can only small area arrangement, cannot reach and promote automotive back door stiffness and strength performance objective.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model provides a kind of laser assembly solder back door inner panel, the back
Door inner panel as upper plate, middle plate, three thickness of lower plate or material it is different plate laser assembly solder connection and integrated punching made of, solve
Rigidity is lower when back door bending angle is excessive, promote back door rigidity property during back door weight increase excessive etc. ask
Topic, realizes the lightweight performance of back door.
The utility model provides a kind of laser assembly solder back door inner panel, wherein the laser assembly solder back door inner panel packet
Inner panel ontology is included, the inner panel ontology is as made of upper plate, middle plate, three plate laser assembly solder connections of lower plate and integrated punching.
Preferably, the upper plate and the lower plate with a thickness of 0.65 ~ 0.8mm, the middle plate thickness is 0.65 ~ 1.2mm.
Preferably, the upper plate upper side edge and two sides are in flange shape, two tops at the flange position of 1 upside of upper plate
Limit hole is installed equipped with hinge, the upper plate is equipped with the rear seat windscreen installing frame for being integrally formed, being recessed, the rear seat windscreen
Installing frame top is set there are two line position hole.
Preferably, the middle plate is fitted and connected with back external door panel, and the middle plate is in bending curvature shape, the middle plate face
It is equipped with wiper stiffening plate installing frame at the position of the rear seat windscreen installing frame and wiper stiffening plate installs limit hole, point
The middle plate for being dispersed in the wiper stiffening plate installing frame two sides is equipped with taillight and installs limitting casing.
Preferably, the lower plate lower side and two sides are in flange shape, on the flange midpoint position of the lower plate lower side
Equipped with back door lock mounting hole, the loss of weight mounting hole being provided symmetrically positioned at the back door lock mounting hole upper bit,
And symmetricaerofoil dispersion is in the limiter mounting hole of the back door lock two sides of mounting hole.
Preferably, the back door is made of laser assembly solder back door inner panel and back external door panel, the back door by
The laser assembly solder back door inner panel and the back external door panel, which are fitted and connected, is integrated acquisition, the laser assembly solder back door
Inner panel includes inner panel ontology, and the inner panel ontology is formed by upper plate, middle plate, three plate laser assembly solder connections of lower plate and integrated punching
's.
The utility model has the following beneficial effects: the utility model provides a kind of laser assembly solder back door inner panel, provide
One kind is in the back door as made of the connection of upper plate, middle plate, three thickness of lower plate or material difference plate laser assembly solder and integrated punching
Plate is remained unchanged by increasing upper plate and middle plate bending place thickness, thickness of two sides in inner panel, is saved in back door inner panel and back
Between external door panel arrange inner panel stiffening plate, just can solve back door bending angle it is excessive when rigidity it is lower, promoted back door rigidity
Back door weight increases the problems such as excessive during performance, realizes the lightweight performance of back door.
Detailed description of the invention
Fig. 1 arranges inner panel between back door inner panel and back external door panel when back door crooked radian is smaller in the prior art
The structure chart of stiffening plate.
Fig. 2 in the prior art back door bending amplitude increase when back door inner panel and back external door panel between arrange inner panel
The structure chart of stiffening plate.
Fig. 3 laser assembly solder back door inner plate structure figure provided by the utility model.
A kind of Fig. 4 laser assembly solder back door inner panel right view provided by the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, to enable art technology
Personnel's refer to the instruction text can be implemented accordingly.
It should be appreciated that mention in the present specification or may mention up, down, left, right, before and after, front, the back side, top
The positional terms such as portion, bottom are defined relative to each construction shown in the drawings, they are opposite concepts, therefore are had
Different location according to locating for it, different use state and correspondingly changed.So also should not by these or
Other positional terms are construed to restricted term.
As shown in Fig. 3 ~ 4, the utility model provides a kind of laser assembly solder back door inner panel, wherein after the laser assembly solder
Backdoor inner plate includes inner panel ontology, and the inner panel ontology is by upper plate 1, middle plate 2,3 three plate laser assembly solders of lower plate connection and integrated
It is stamped to form.The upper plate 1 and the lower plate 3 with a thickness of 0.65 ~ 0.8mm, the middle plate 2 is with a thickness of 0.65 ~ 1.2mm.
Selection entire plate integrated punching forms to obtain back door inner panel in the prior art, and the thickness of entire plate, which is adjusted, has limitation, special
Back door inner panel not biggish for bending amplitude, reduces the stiffness and strength of back door inner panel, takes in back door inner panel
Inner panel stiffening plate is installed in gap between back external door panel, can only fritter, small range, arrange in fits and starts, cannot reach and mention
The targets of high back door inner panel stiffness and strength, or take and increase in back door plate thickness and improve back door inner panel to reach
Stiffness and strength target, but plate thickness will increase the weight of back door entirety in whole increase back door, and it is light not meet automobile
Quantitative research requirement, and there are technical restrictions for plate thickness in local modulation entirety back door.Therefore, the utility model is specific
In implementation process, according to the bending degree of back door, selectivity increases the thickness of middle plate 2 in back door inner panel, and usually middle plate 2 compares
Upper plate 1 and lower plate 3 are thick, the upper plate 1 for choosing thickness, middle plate 2, lower plate 3 are connected as one using laser assembly solder, then through being molded
It is integrally formed and obtains back door inner panel.Preferably, the upper plate 1 and the lower plate 3 with a thickness of 0.7 ~ 0.8mm, the middle plate 2
With a thickness of 0.8 ~ 1.2mm, the middle plate 2 takes thick middle, and two sides are more a little than intermediate thin or the middle plate thickness is with gradual change side
Formula variation.The upper plate 1, the middle plate 2, the lower plate 3 material be selected from one of DC05, DC06, after laser assembly solder
Upper plate 1, middle plate 2, lower plate 3 can choose different materials on backdoor inner plate, also can choose identical material.
In specific embodiment of the present utility model, 1 upper side edge of upper plate and two sides are in flange shape, the upper plate
Two tops at the flange position of 1 upside are equipped with hinge and install limit hole, and the upper plate is equipped with the glass that keeps out the wind after integrated molding, recess
Glass installing frame, rear seat windscreen installing frame top are set there are two line position hole.The middle plate 2 is bonded company with back external door panel
It connects, the middle plate 2 is in bending curvature shape, is equipped with wiper at the position of rear seat windscreen installing frame described in middle 2 face of plate
Stiffening plate installing frame and wiper stiffening plate install limit hole, be dispersed in the wiper stiffening plate installing frame two sides it is described in
Plate 2 is equipped with taillight and installs limitting casing.3 lower side of lower plate and two sides are in flange shape, the flange of 3 lower side of lower plate
Midpoint position is equipped with back door lock mounting hole, subtracts positioned at what the back door lock mounting hole upper bit was provided symmetrically
Hole and symmetricaerofoil dispersion are re-mounted in the limiter mounting hole of the back door lock two sides of mounting hole.
The utility model provides a kind of back door, and the back door is by the back door by laser assembly solder back door
Plate and back external door panel composition, the back door are bonded by the laser assembly solder back door inner panel with the back external door panel
Be connected as one acquisition, the laser assembly solder back door inner panel includes inner panel ontology, the inner panel ontology by upper plate, middle plate, under
Made of three plate laser assembly solder connections of plate and integrated punching.It is not present between the back door inner panel and the back external door panel
Gap saves the arrangement inner panel stiffening plate between back door inner panel and back external door panel, just can solve back door bending angle and spend
Rigidity is lower when big, promote back door rigidity property during back door weight increase the problems such as excessive, realize back door
Lightweight performance.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (6)
1. a kind of laser assembly solder back door inner panel, which is characterized in that the laser assembly solder back door inner panel includes inner panel ontology, institute
Inner panel ontology is stated as made of upper plate, middle plate, three plate laser assembly solder connections of lower plate and integrated punching.
2. laser assembly solder back door inner panel according to claim 1, which is characterized in that the thickness of the upper plate and the lower plate
Degree is 0.65 ~ 0.8mm, and the middle plate thickness is 0.65 ~ 1.2mm.
3. laser assembly solder back door inner panel according to claim 1, which is characterized in that the upper plate upper side edge and two sides
In flange shape, two tops at the flange position on the upside of the upper plate are equipped with hinge and install limit hole, the upper plate be equipped with one at
The rear seat windscreen installing frame of type, recess, rear seat windscreen installing frame top are set there are two line position hole.
4. laser assembly solder back door inner panel according to claim 3, which is characterized in that the middle plate and back external door panel are pasted
Connection is closed, the middle plate is in bending curvature shape, is equipped with windscreen wiper at the position of rear seat windscreen installing frame described in the middle plate face
Device stiffening plate installing frame and wiper stiffening plate install limit hole, are dispersed in the described of the wiper stiffening plate installing frame two sides
Middle plate is equipped with taillight and installs limitting casing.
5. laser assembly solder back door inner panel according to claim 1, which is characterized in that the lower plate lower side and two sides
In flange shape, the flange midpoint position of the lower plate lower side is equipped with back door lock mounting hole, is located at the back door door
The loss of weight mounting hole and symmetricaerofoil dispersion that lock mounting hole upper bit is provided symmetrically are in the back door lock two sides of mounting hole
Limiter mounting hole.
6. a kind of back door, which is characterized in that back door back door inner panel as described in any one of claim 1 ~ 5,
And back external door panel composition, the back door are fitted and connected to be integrated and be obtained by the back door inner panel with the back external door panel
?.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395857.1U CN208439037U (en) | 2018-03-22 | 2018-03-22 | A kind of laser assembly solder back door inner panel and back door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395857.1U CN208439037U (en) | 2018-03-22 | 2018-03-22 | A kind of laser assembly solder back door inner panel and back door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208439037U true CN208439037U (en) | 2019-01-29 |
Family
ID=65093196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820395857.1U Expired - Fee Related CN208439037U (en) | 2018-03-22 | 2018-03-22 | A kind of laser assembly solder back door inner panel and back door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208439037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171732A (en) * | 2020-01-20 | 2020-05-19 | 东风汽车集团有限公司 | Technological improvement method for bonding plastic back door and glass |
| CN114043859A (en) * | 2021-12-15 | 2022-02-15 | 东风汽车集团股份有限公司 | Split type back door inner plate assembly and back door |
-
2018
- 2018-03-22 CN CN201820395857.1U patent/CN208439037U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171732A (en) * | 2020-01-20 | 2020-05-19 | 东风汽车集团有限公司 | Technological improvement method for bonding plastic back door and glass |
| CN114043859A (en) * | 2021-12-15 | 2022-02-15 | 东风汽车集团股份有限公司 | Split type back door inner plate assembly and back door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190129 Termination date: 20200322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |