CN206644620U - A kind of automotive back door outer panel structure - Google Patents
A kind of automotive back door outer panel structure Download PDFInfo
- Publication number
- CN206644620U CN206644620U CN201720358110.4U CN201720358110U CN206644620U CN 206644620 U CN206644620 U CN 206644620U CN 201720358110 U CN201720358110 U CN 201720358110U CN 206644620 U CN206644620 U CN 206644620U
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- CN
- China
- Prior art keywords
- back door
- solder joint
- groove
- welded
- outer panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of automotive back door outer panel structure applied to automotive back door technical field,The back door upper end (1) of described automotive back door outer panel structure is welded to connect with back door bottom (2),Described back door upper end (1) pressing is welded on back door bottom (2),Back door upper end (1) lower edge sets multiple grooves (3),Solder joint (4) is set in described groove (3),Solder joint (4) is configured to the structure for being welded to connect groove (3) and back door bottom (2),Automotive back door outer panel structure of the present utility model,It is simple in construction,It is reliable and stable to be able to ensure that back door upper end is connected with back door bottom,It will not ftracture or loosen,It is cracking so as to avoid the occurrence of the PVC glue of welding position,Finally ensure that automotive back door is not in metal plate corrosion,Seepy question,Improve car mass and service life.
Description
Technical field
The utility model belongs to automotive back door technical field, is to be related to a kind of automotive back external door panel more specifically
Structure.
Background technology
Automotive back door includes back door upper end and back door bottom, and back door upper end and back door bottom lead to
Cross spot welding to be welded, be pre- preventing water leakage after welding, taken in application for the pressing of back door upper end and back door bottom
Position is connect to carry out smearing PVC glue.After vehicle enters general assembly, automotive back door and gusset, the fit clearance protected afterwards and Pingdu needs
It is adjusted.During adjustment, easy cracking problem between back door upper end and back door bottom, at this moment, welding
The PVC glue of position is also easily cracking.If so the problem of does not carry out timely repair process, metal plate corrosion, leakage are easily caused
Water, shorten vehicle service life, cause the great complaint of customer.
Utility model content
Technical problem to be solved in the utility model is：In view of the shortcomings of the prior art, there is provided a kind of simple in construction, energy
It is reliable and stable enough to ensure that back door upper end is connected with back door bottom, will not ftracture or loosen, avoid the occurrence of welding
The PVC glue of position is cracking, it is ensured that the problems such as automotive back door metal plate is not in corrosion, leak, improve car mass and
The automotive back door outer panel structure of service life.
Solves the problems, such as techniques discussed above, the technical scheme that the utility model is taken is：
The utility model is a kind of automotive back door outer panel structure, and automotive back door outer panel structure includes back door upper end
Portion, back door bottom, back door upper end are welded to connect with back door bottom, the pressing welding of described back door upper end
On back door bottom, back door upper end lower edge sets multiple grooves, and solder joint is set in described groove, and solder joint is set
For the structure that can be welded to connect groove and back door bottom.
Described groove is arranged on back door upper end lower edge position, and groove is the structure of U-shaped or V-shaped, groove
Opening portion be arranged to extend to the structure of back door upper end bottom.
When groove and back door bottom upper edge are welded to connect by the solder joint in described groove, the solder joint upper table of solder joint
Face is configured to be in conplane structure with the back door upper end face of back door upper end.
When groove and back door bottom upper edge are welded to connect by the solder joint in described groove, the solder joint following table of solder joint
One semi-area and the groove in face are welded to connect, another semi-area in solder joint lower surface and the back door bottom upper edge surface of solder joint
Position is welded to connect.
Described back door upper end lower edge position sets multiple grooves, and back door upper end lower edge left lateral position installs
Multiple grooves are put, back door upper end lower edge right positions set multiple grooves.
It is arranged to be arranged in the structure of back door upper end lower edge position between described groove by gap.
Described groove is arranged on the structure that can be process in the upper end processing mold of back door upper end.
Using the technical solution of the utility model, following beneficial effect can be obtained：
Automotive back door outer panel structure described in the utility model, connect in back door upper end and the welding of back door bottom
After connecing, it is welded in by solder joint point in groove, groove and back door bottom is welded and (welded by CO2 soldering), so,
By repair welding, realize that the bonding strength of back door upper end lower edge and back door bottom upper edge is reliable, it is at the same time, recessed
The setting of groove, groove and back door bottom welded by welding machine after forming solder joint, solder joint is arranged in groove, will not be protruded
Outside groove so that the height of the solder joint upper surface of solder joint is not over back door upper end face, so, even if forming weldering
After point, do not interfere with yet and the miscellaneous parts such as back door bright wisp are installed on back door upper end, so as to improve back door upper end
With back door bottom bonding strength, avoid back door upper end and cracking back door bottom pad while, no
The assembling of vehicle miscellaneous part can be influenceed.Automotive back door outer panel structure described in the utility model, simple in construction, manufacturing cost
It is low, it can be ensured that back door upper end will not ftracture or loosen with the reliable of back door bottom bonding strength and stably
Phenomenon, it is cracking to avoid the occurrence of welding position PVC glue, and it is not in that metal plate corrosion, leak are asked finally to ensure automotive back door
Topic, improve car mass and service life.
Brief description of the drawings
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below：
Fig. 1 is the structural representation of automotive back door outer panel structure described in the utility model；
Fig. 2 is the local location structural representation of automotive back door outer panel structure described in the utility model；
Accompanying drawing acceptance of the bid note be respectively：1st, back door upper end；2nd, back door bottom；3rd, groove；4th, solder joint；5th, on solder joint
Surface；6th, back door upper end face；7th, solder joint lower surface.
Embodiment
Below against accompanying drawing, by the description to embodiment, to specific embodiment of the present utility model as involved
Mutual alignment and annexation, the effect of each several part and operation principle between the shape of each component, construction, each several part etc. make into
The detailed description of one step：
As shown in accompanying drawing 1, accompanying drawing 2, the utility model is a kind of automotive back door outer panel structure, described automotive back door
Outer panel structure includes back door upper end 1, back door bottom 2, and back door upper end 1 is welded to connect with back door bottom 2,
Described back door upper end 1 is pressed together on back door bottom 2, and the lower edge of back door upper end 1 sets multiple grooves 3, institute
Solder joint 4 is set in the groove 3 stated, and solder joint 4 is configured to the structure for being welded to connect groove 3 and back door bottom 2.Rear
After tailgate upper end is welded to connect with back door bottom, it is welded in by solder joint point in groove, by groove and back door lower end
Portion is welded and (welded by CO2 soldering), so, by repair welding, realizes back door upper end lower edge and back door bottom
The bonding strength of upper edge is reliable, and efficient hardening is realized between back door upper end and back door bottom firm after connection
Property.At the same time, the setting of groove, groove and back door bottom welded by welding machine after forming solder joint, solder joint is arranged on
In groove, will not protrude from outside groove so that the height of the solder joint upper surface of solder joint not over back door upper end face,
So, even if after forming solder joint, do not interfere with yet and the miscellaneous parts such as back door bright wisp are installed on back door upper end, so as to carry
High back door upper end and back door bottom bonding strength, back door upper end and back door bottom pad is avoided to occur
While cracking, the assembling of vehicle miscellaneous part is not interfered with.Automotive back door outer panel structure described in the utility model, structure letter
Single, manufacturing cost is low, it can be ensured that back door upper end will not occur with the reliable of back door bottom bonding strength and stably
Cracking or loose phenomenon, it is cracking to avoid the occurrence of welding position PVC glue, and it is not in metal plate rust finally to ensure automotive back door
Erosion, seepy question, improve car mass and service life.
Described groove 3 is arranged on the lower edge position of back door upper end 1, and groove 3 is the structure of U-shaped or V-shaped, recessed
The opening portion 9 of groove 3 is arranged to extend to the structure of the bottom of back door upper end 1.Said structure, solder joint is set in groove
Afterwards, solder joint can extend on back door bottom out of groove, so as to realize under solder joint connection back door upper end and back door
The purpose of end, improve the intensity after both connect.
When groove 3 and the upper edge of back door bottom 2 are welded to connect by the solder joint 4 in described groove 3, the weldering of solder joint 4
Point upper surface 5 is configured to be in conplane structure with the back door upper end face 6 of back door upper end 1.It is above-mentioned
Structure, after solder joint is formed, the back door upper end face 6 of back door upper end 1 will not be protruded from, so as to prevent solder joint protrusion
Overlap influence the influence of back door bright wisp and back door fit clearance, it is ensured that the part such as back door bright wisp and automotive back door it
Between the sealing property assembled meet the requirements.
When groove 3 and the upper edge of back door bottom 2 are welded to connect by the solder joint 4 in described groove 3, the weldering of solder joint 3
One semi-area of point lower surface 7 is welded to connect with groove 3,7 another semi-area of solder joint lower surface and the back door bottom of solder joint 4
2 upper edge surface locations are welded to connect.Said structure, solder joint extends to simultaneously in groove and back door bottom upper edge, real
Show and strengthened the purpose that back door upper end connects with back door bottom, it is ensured that back door upper end and back door bottom connect
It is reliable to connect intensity, will not ftracture.
The described lower edge position of back door upper end 1 sets multiple grooves 3, the lower edge left lateral position of back door upper end 1
Multiple grooves 3 are installed, the lower edge right positions of back door upper end 1 set multiple grooves 3.Set on the left of lower edge multiple recessed
Groove, the intensity for realizing back door upper end lower edge leftward position with back door bottom leftward position are connected, and lower edge is left
Side sets multiple grooves, and back door upper end lower edge right positions and back door bottom right positions bonding strength are reliable,
Ensure the harmony of welding, will not Local Cracking.
It is arranged to be arranged in the structure of the lower edge position of back door upper end 1 between described groove 3 by gap.
Described groove 3, which is arranged on, to be process in the back door upper end processing mold of back door upper end 1
Structure.This way it is not necessary to additional process processes groove, it is only necessary to simple modifications are carried out to back door upper end processing mold,
Groove just can be conveniently processed, process is simple, and cost is low, dependable performance.
Automotive back door outer panel structure described in the utility model, connect in back door upper end and the welding of back door bottom
After connecing, it is welded in by solder joint point in groove, groove and back door bottom is welded and (welded by CO2 soldering), so,
By repair welding, realize that the bonding strength of back door upper end lower edge and back door bottom upper edge is reliable, it is at the same time, recessed
The setting of groove, groove and back door bottom welded by welding machine after forming solder joint, solder joint is arranged in groove, will not be protruded
Outside groove so that the height of the solder joint upper surface of solder joint is not over back door upper end face, so, even if forming weldering
After point, do not interfere with yet and the miscellaneous parts such as back door bright wisp are installed on back door upper end, so as to improve back door upper end
With back door bottom bonding strength, avoid back door upper end and cracking back door bottom pad while, no
The assembling of vehicle miscellaneous part can be influenceed.Automotive back door outer panel structure described in the utility model, simple in construction, manufacturing cost
It is low, it can be ensured that back door upper end will not ftracture or loosen with the reliable of back door bottom bonding strength and stably
Phenomenon, it is cracking to avoid the occurrence of welding position PVC glue, and it is not in that metal plate corrosion, leak are asked finally to ensure automotive back door
Topic, improve car mass and service life.
Exemplary description is carried out to the utility model above in conjunction with accompanying drawing, it is clear that the utility model concrete implementation is simultaneously
Do not limited by aforesaid way, if the various improvement that methodology and technical scheme of the present utility model are carried out are employed, or
It is not improved that design of the present utility model and technical scheme are directly applied into other occasions, in protection of the present utility model
In the range of.
Claims (7)
1. a kind of automotive back door outer panel structure, described automotive back door outer panel structure includes back door upper end (1), back
Door bottom (2), back door upper end (1) is welded to connect with back door bottom (2), it is characterised in that：Described back door
Upper end (1) pressing is welded on back door bottom (2), and back door upper end (1) lower edge sets multiple grooves (3), institute
Solder joint (4) is set in the groove (3) stated, and solder joint (4) is configured to groove (3) and back door bottom (2) being welded to connect
Structure.
2. automotive back door outer panel structure according to claim 1, it is characterised in that：After described groove (3) is arranged on
Tailgate upper end (1) lower edge position, groove (3) are the structure of U-shaped or V-shaped, and the opening portion (9) of groove (3) is arranged to
Extend to the structure of back door upper end (1) bottom.
3. automotive back door outer panel structure according to claim 2, it is characterised in that：Solder joint in described groove (3)
(4) when being welded to connect groove (3) and back door bottom (2) upper edge, the solder joint upper surface (5) of solder joint (4) is arranged to
Enough and back door upper end (1) back door upper end face (6) is in conplane structure.
4. automotive back door outer panel structure according to claim 2, it is characterised in that：Solder joint in described groove (3)
(4) when groove (3) and back door bottom (2) upper edge being welded to connect, a demifacet of the solder joint lower surface (7) of solder joint (4)
Product is welded to connect with groove (3), solder joint lower surface (7) another semi-area and back door bottom (2) upper edge table of solder joint (4)
Face position is welded to connect.
5. automotive back door outer panel structure according to claim 2, it is characterised in that：Described back door upper end (1)
Lower edge position sets multiple grooves (3), and back door upper end (1) lower edge leftward position sets multiple grooves (3), back door
Upper end (1) lower edge right positions set multiple grooves (3).
6. automotive back door outer panel structure according to claim 2, it is characterised in that：Set between described groove (3)
To be arranged in the structure of back door upper end (1) lower edge position by gap.
7. automotive back door outer panel structure according to claim 1, it is characterised in that：Described groove (3) is arranged on energy
Enough structures being process in the upper end processing mold of back door upper end (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720358110.4U CN206644620U (en) | 2017-04-07 | 2017-04-07 | A kind of automotive back door outer panel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720358110.4U CN206644620U (en) | 2017-04-07 | 2017-04-07 | A kind of automotive back door outer panel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206644620U true CN206644620U (en) | 2017-11-17 |
Family
ID=60275027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720358110.4U Expired - Fee Related CN206644620U (en) | 2017-04-07 | 2017-04-07 | A kind of automotive back door outer panel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206644620U (en) |
-
2017
- 2017-04-07 CN CN201720358110.4U patent/CN206644620U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dacheng Automobile Group Co., Ltd. Assignor: JIANGSU JINTAN AUTOMOBILE INDUSTRY CO., LTD. Contract record no.: X2019320000202 Denomination of utility model: Outer plate structure of back door of automobile Granted publication date: 20171117 License type: Common License Record date: 20191105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20200407 |