CN106015231B - Board connecting structure and connection method inside and outside a kind of automotive back door - Google Patents
Board connecting structure and connection method inside and outside a kind of automotive back door Download PDFInfo
- Publication number
- CN106015231B CN106015231B CN201610607024.2A CN201610607024A CN106015231B CN 106015231 B CN106015231 B CN 106015231B CN 201610607024 A CN201610607024 A CN 201610607024A CN 106015231 B CN106015231 B CN 106015231B
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- back door
- plate
- panel
- inner panel
- outside
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 21
- 239000003292 glue Substances 0.000 claims abstract description 20
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 239000003365 glass fiber Substances 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 48
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 40
- 238000003825 pressing Methods 0.000 abstract description 7
- 239000004033 plastic Substances 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 18
- 239000011521 glass Substances 0.000 description 18
- 239000012943 hotmelt Substances 0.000 description 10
- 210000003205 muscle Anatomy 0.000 description 10
- 238000003466 welding Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001962 electrophoresis Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Lock And Its Accessories (AREA)
Abstract
Board connecting structure and connection method inside and outside a kind of automotive back door of the present invention, back door inner panel is made of PP composite glass fiber materials, back external door panel is made of PP materials, the outlet of backdoor inner plate and outside plate, window frame border and license plate lamp plate border setting gluing gap in the rear, and the gluing gap between backdoor inner plate and back external door panel applies the connection that structure glue realizes the two in the rear.The invention back external door panel and back door inner panel material selection plastics, back door inner and outer plates use structure glue bonding mode, realize lightweight；Cancel traditional bound edge process for pressing, keeps technique simpler；Back door inner and outer plates use structure glue bonding mode, can reduce reinforcing plate quantity according to the strength and stiffness of harden structure inside and outside the layout optimization back door of glue bearing areas.
Description
Technical field
The invention belongs to technical field of new energy, are connected more specifically to a kind of automotive back door inner and outer plates
Structure and connection method.
Background technology
Electric vehicle as a kind of new-energy automobile there is energy-saving and environment-friendly advantage, electric vehicle to increasingly become automobile
The hot spot of area research.The problem of electric vehicle field generally existing is that accumulator of electric car course continuation mileage is limited at present, this
Limit the popularization and application of electric vehicle.
The automotive back door assembly used on existing electric vehicle is metalwork, and weight is big, and it is light to be unfavorable for electric vehicle
Quantization cannot effectively extend electric vehicle course continuation mileage, and metalwork makes assembly and maintenance cost is higher, is unfavorable for reducing
Cost cannot meet energy conservation and environmental protection requirement.
The connection type of automotive back door inner and outer plates mainly has two kinds of bound edge pressing and melting welding at present.Bound edge process for pressing is multiple
It is miscellaneous, it is more to product-forming limitation, and it is typically employed in metal back door；And the technique of join by fusion is put into greatly there are tooling, to not
Same material easily causes inner and outer plates weld cracking according to join by fusion, it is bad to be easy to cause presentation quality.
Invention content
Present invention aim to address problems of the existing technology, provide one kind and are suitably applied on electric vehicle, can
Automobile lightweight, production mounting process is simple, reduces board connecting structure and connection inside and outside the automotive back door of production cost
Method.
To achieve the goals above, the technical solution that the present invention takes is：This automotive back door inner and outer plates provided
Connection structure, back door inner panel are made of PP composite glass fiber materials, and back external door panel is made of PP materials, is carried on the back in the rear
The door inner panel and outlet of outside plate, window frame border and license plate lamp plate border setting gluing gap, and in the rear backdoor inner plate and
Gluing gap between back external door panel applies the connection that structure glue realizes the two.
To keep above-mentioned technical proposal more detailed and specific, the present invention also provides optimization technique sides further below
Case, to obtain satisfied practical function：
The back external door panel ontology outer ring both sides are equipped with L-shaped flange with following.
The back door inner panel is respectively equipped with protrusion to be clamped in limit in window frame upper end, both sides and license plate upper end position
Positive stop lug boss I, positive stop lug boss II and the positive stop lug boss III of outside plate mating connection position.
Tailgate outside plate is equipped with glue groove with outlet, window frame border and license plate lamp plate border in the rear.
The connection method of board connecting structure, includes the following steps inside and outside back door：
1) the back door inner panel and back external door panel junction are cleaned up；
2) in the inner panel outlet of back door inner panel, the uniform smearing structure glue of window frame inner ring and license plate area border；
3) the back external door panel is corresponded into installation to the back door inner panel, inner and outer plates is pressed, solidification bonds.
Compared with prior art, the present invention haing the following advantages：Back door inner and outer plates use structure glue bonding mode, can be with
Make inner and outer plates material selection plastics, realizes lightweight；Back door inner and outer plates use structure glue bonding mode, cancel traditional bound edge
Process for pressing keeps technique simpler；It can according to the intensity of harden structure inside and outside the layout optimization back door of glue bearing areas and just
Degree reduces reinforcing plate quantity.
Description of the drawings
The content expressed by the attached drawing to this specification and the label in figure are briefly described below：
Fig. 1 is automotive back door assembly separated structure schematic diagram of the present invention；
Fig. 2 is back door assembly front view；
Fig. 3 is back door assembly rearview；
Fig. 4 is back door inner plate structure schematic diagram；
Fig. 5 is back door inner plate structure schematic diagram；
Fig. 6 is back door inner plate structure schematic diagram；
Fig. 7 is A-A sectional views in Fig. 2；
Fig. 8 is B-B sectional views in Fig. 2；
Fig. 9 is C-C sectional views in Fig. 2；
Figure 10 is hinge stiffening plate attachment structure schematic diagram；
Figure 11 is A1-A1 sectional views in Figure 10；
Figure 12 is strut reinforcing plate attachment structure schematic diagram；
Figure 13 is B1-B1 sectional views in Figure 12；
Figure 14 is rear door lock reinforcing plate attachment structure schematic diagram；
Figure 15 is C1-C1 structural schematic diagrams in Figure 14；
Figure 16 is back door hinge connection schematic diagram；
Figure 17 is hinge assembly structure schematic diagram；
Figure 18 is rear top crossbeam structure schematic diagram；
Figure 19 is strut connecting structure schematic diagram；
Figure 20 is tailgate cover mounting structure schematic diagram；
Figure 21 is D-D sectional views in Figure 14；
Figure 22 is tailgate guard board structure schematic diagram；
Figure 23 is escape courses of action schematic diagram；
Figure 24 is pull handle arrangement schematic diagram in tailgate；
Figure 25 is A-A sectional views in Figure 18；
Figure 26 is deep gouge structural schematic diagram；
Figure 27 is Figure 20 cross-sectional views；
Figure 28 is license plate lamp mounting plates structure schematic diagram；
Figure 29 is E-E sectional views in Figure 22.
In figure label for：
1, back external door panel；11, high-mount brake lamp installation position；12, deep gouge；121, via；13, hot molten column；14, it heats
Muscle；
2, back door inner panel；21, tailgate backplate installation position；211, reinforcement structure of inner plate, 212, tailgate backplate buckle installation
Hole；22, port is unlocked；23, rear door lock installation position；24, interior knob；25, strut mounting hole；201, inner panel outlet；202, window
Frame inner ring；203, license plate area border；204, positive stop lug boss I；205, positive stop lug boss II；206, positive stop lug boss III；
3, rear spoiler；4, hinge stiffening plate；41, project-welding nut；5, rear door lock reinforcing plate；6, strut reinforcing plate；
7, hinge assembly；71, free bearing；72, shaft sleeve plate；73, mounting hole is installed；74, articulated shaft；75, bolt is connected；
8, license plate lamp mounting plate；81, license plate lamp blocked hole；82, post holes is heated；83, hot melt muscle hole；9, mounting screw；10、
Gluing position；
01, rear head piece；010, head cover transom beam；011, backdoor hinge mounting rail；012, backdoor hinge installs nutplate；
02, tail column；03, strut；04, tailgate backplate；041, escaping exit；042, card hole is installed；05, back door assembly；051, it locks
Ontology；052, emergency opening arm；053, lock pin；06, back door latch；07, back door glass assembly with glass；071, heater strip tongue piece；
08, it buckles；09, tailgate harness.
Specific implementation mode
Below against attached drawing, by the description of the embodiment, making to the specific implementation mode of the present invention further details of
Explanation.
A kind of automotive back door assembly with automotive back door inner plate structure of the present invention is suitable for electric vehicle, such as schemes
1, shown in 2,3, including back external door panel 1 and the back door inner panel 2 that is connect with back external door panel 1, back external door panel 1 use PP materials
Material is made, and back door inner panel 2 is made of PP composite glass fiber materials, which further includes being located at back door inner panel
Hinge stiffening plate 4, strut reinforcing plate 6 on 2 and rear door lock reinforcing plate 5.License plate lamp mounting plate 8 is located in back external door panel 1, collection
At installation license plate lamp, camera and tailgate motor switch, it is equipped with and installation position on license plate lamp mounting plate 8 on back door inner panel 2
Corresponding via.Back external door panel 1 is made of PP materials, and back door inner panel 2 is made of PP composite glass fiber materials, is made total
About 50% is reduced compared to sheet metal structural at quality, weight substantially mitigates, and is lightweight component, meets the lightweight of electric vehicle
It is required that not only having the advantages that energy conservation and environmental protection, additionally it is possible to improve the course continuation mileage of electric vehicle；Compared to sheet metal structural, it is not required to examine
Consider requirement for anticorrosion, does not have to electrophoresis, simplify production technology, substantially reduce production cost.
Automotive back door inner plate structure of the present invention is made of PP composite glass fiber materials, including is set to back door inner panel sheet
The glass via opposite with back door glass assembly with glass on the upside of body, and the tailgate backplate installation position 21 set on downside, in back door
Hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5, hinge stiffening plate 4, strut reinforcing plate 6 and the back of the body are additionally provided on plate 2
Door lock reinforcing plate 5 by 9 location and installation of mounting screw respectively with hinge assembly 7,05 phase of strut 03 and back door assembly
To position on；It is additionally provided with below back door inner panel 2 and its integrally formed interior knob 24.
License plate lamp mounting plate 8 is mounted in the back external door panel 2 being correspondingly connected with back door inner panel 2, on back door inner panel 2
Equipped with via corresponding with installation position on license plate lamp mounting plate 8.
It is located at 21 border of tailgate backplate installation position on back door inner panel 2 and is equipped with several arranged for interval to be clamped installation tailgate
The tailgate backplate of backplate 04 buckles mounting hole 212.Tailgate backplate 04 be equipped with escaping exit 012, on back door inner panel 2 be equipped with
The unlock port 22 of the opposite connection of escaping exit 012.After back door inner panel ontology is equipped with below unlock port 22 to install
The rear door lock installation position 23 of tailgate lock assembly 05.
The reinforcement structure of inner plate of several interlaced arrangements is additionally provided on back door inner panel.Reinforcement structure of inner plate includes being arranged in
Reinforcing rib on the one side that back door inner panel is bonded with back external door panel, reinforcing rib tilt interlaced arrangement in window frame border and licence plate
Region between the borders Ban Qu and the outlet of back door inner panel.Reinforcement structure of inner plate further includes being arranged in outside tailgate backplate installation position
The reinforcing rib in region between border and middle via.
2 structure of automotive back door inner panel is as shown in Figure 4,5, 6 in the present invention, and back door inner panel 2 is installed equipped with tailgate backplate
Position 21 is equipped with several tailgate backplates for installing tailgate backplate 04 in the border of tailgate backplate installation position and buckles mounting hole 212,
Tailgate backplate 04 is by buckling 08 location and installation on back door inner panel 2.
Integrated installation is gone back on back door inner panel 2 hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5, with
Improve the structural strength of stress point.To further increase back door assembly overall construction intensity, in inner and outer plates position cloth appropriate
It is equipped with reinforcement structure.Optimized selection is mutually surrounded in inner panel outlet 201, window frame inner ring 202 and license plate area border 203
It is structural to promote its to increase the structural strength of back door for the reinforcement structure of inner plate 211 that lateral area is equipped with several interlaced arrangements
Energy.
As shown in Figure 3, the unlock port for being stretched out convenient for human hand and realizing unlock escape is additionally provided with below back door inner panel 2
22, be reserved with rear door lock installation position 23, it is corresponding with the position of back door assembly 05 is installed in rear door lock reinforcing plate 5.It is excellent
In the present invention of choosing, back door inner panel 2 uses moulding, interior knob 24 to be integrally formed using core pulling and inner panel.
Automobile rear back door hinge mounting structure, includes the hinge stiffening plate 4 set on 2 upper end of back door inner panel, in back door
Plate 2 is made of PP composite glass fiber materials, and back door is connected to by hinge assembly 7 on vehicle body, and 7 side of hinge assembly is connected to
On hinge stiffening plate 4, the other side connects the rear head piece 01 of vehicle body.
As shown in Fig. 3,5, the hinge assembly back door assembly to be connect with vehicle body is equipped with above back door inner panel 2
7, back door inner panel 2 is equipped with hinge stiffening plate 4 with 7 relative position of hinge assembly.As shown in Figure 10,11, hinge stiffening plate 4 is
Metal plate punching part, is equipped with mounting hole and project-welding nut 41 on hinge stiffening plate 4, which is worn by mounting screw 9
It crosses the mounting hole being provided thereon to be correspondingly connected in the mounting post on back door inner panel 2, nut is embedded in mounting post,
To realize that hinge stiffening plate 4 is fastenedly connected by mounting screw 9.Project-welding nut 41 is for installing connects hinge assembly 7.
Hinge stiffening plate 4 can location and installation between the periphery of back door inner panel 2 is with window frame, both sides with outside periphery and window frame
Side wall is bonded, and three mounting holes of distribution triangular in shape are equipped on hinge stiffening plate 4, and such arrangement can ensure that hinge adds
The stability connection of strong plate 4 itself, increases hinge connection structural strength.
To ensure accurate location and installation hinge stiffening plate 4, it is preferred that open up location hole on hinge stiffening plate 4, use
It is located at the positioning pin on back door inner panel 2 with cooperation, realizes assembly pre-determined bit, as shown in Figure 11.
There are two hinge stiffening plates 4 for the assembly of 2 upper end of back door inner panel, are symmetrically arranged, and two hinges of corresponding installation are total
At 7, to ensure that back door stablizes folding.
In the present invention, 7 structure of hinge assembly is as shown in figure 17, including free bearing 71, and the articulated shaft on free bearing 71
74, shaft sleeve plate 72 is rotatably set on articulated shaft 74.
Preferably, free bearing 71 is the U-shaped structure of opening upwards, and corresponding arrangement is equipped in the two side arms of U-shaped structure to prop up
The through-hole of support connection articulated shaft 74, U-shaped structure bottom be equipped be pierced by downwards be connected to after connection bolt 75 on head piece 01.
The through-hole positioned at same axial location is equipped on the opposite two side of free bearing 71, articulated shaft 74 is set between two through hole, is cutting with scissors
Shaft sleeve plate 72 is socketed in spindle 74.One end of shaft sleeve plate 72 is bent into tubular structure and is rotatably socketed on articulated shaft 74,
The other end is straight connecting plate, installation mounting hole 73 is equipped on connecting plate, it is convex that attachment screw passes through installation mounting hole to be connected to
It welds on nut 41.
In the present invention, it is preferred that width is more than the distance between 71 open end of free bearing at the connecting plate of shaft sleeve plate 72, at this
Free bearing 71 position-limiting action also is played to back door rotational angle.Free bearing 71 is equipped with certain inclination angle close to the side of back door
Degree, support connecting plate fit in the off state with back door.I.e. back door, which is shut, is, shaft sleeve plate 72 is opposite and articulated shaft 74
Rotation, stops when until being contacted with 71 side wall of free bearing, ensures that back door lower section is locked at this time and is closed completely.Such arrangement can be true
The relative stability for protecting the two in closed state plays the work for reducing Vehicular vibration noise in operational process to a certain extent
With.
Hinge stiffening plate 4 is located at the side being bonded with back external door panel 1 on back door inner panel 2, and hinge assembly 7 is located at back
Door inner panel 2 side opposite with hinge stiffening plate 4 sequentially passes through installation mounting hole 73 by attachment screw, is set in back door
Through-hole on plate 2 is connected on project-welding nut 41, and each hinge assembly 7 realizes stable be connected to by two attachment screws
On back door inner panel.
The effect of hinge assembly 7 is that the installation of back door assembly is connected on body frame, as shown in figure 16, hinge assembly
7 sides are connected to after vehicle body on head piece 01, and connection bolt 75 is pierced by by 71 bottom surface of free bearing to be connected on rear head piece 01.Such as figure
Shown in 18, rear head piece include head cover transom beam 010 and with the backdoor hinge mounting rail 011 that connect, in backdoor hinge mounting rail
011 is equipped with the backdoor hinge installation nutplate 012 that corresponding installation connects bolt 75.
This automotive back door strut mounting structure of the present invention, 2 two sides of back door inner panel are symmetrically connected with back door
The strut 03 that assembly is propped up is equipped with support connection strut for the support strength for ensuring certain on back door inner panel 2 in of the invention
03 strut reinforcing plate 6.Back door inner panel 2 is made of PP composite glass fiber materials, which includes being set to back
To connect the strut reinforcing plate 6 of support strut 03,03 one end of strut is connected on the tail column 02 of vehicle body for door 2 both sides of inner panel,
The other side is connected in the strut reinforcing plate 6 of back door inner panel 2.
As shown in Fig. 4,6, strut 03 selects telescopic gas spring structure, as shown in Figure 12,13, strut in the present invention
Reinforcing plate 6 is metal plate punching part, which passes through the mounting hole being provided thereon to be correspondingly connected with by mounting screw 9
In the mounting post on back door inner panel 2, nut is embedded in mounting post, to realize mounting screw 9 by strut reinforcing plate 6
It is fastenedly connected.
For the support for ensuring stable, it is preferred that strut reinforcing plate 6 is set to back door inner panel both sides close to medium position,
Can location and installation between back door inner panel periphery and side window frame, the strut reinforcing plate is equipped with the three of distribution triangular in shape
A mounting hole.As shown in Fig. 4,6, the clamping of strut reinforcing plate 6 is installed in 2 both sides of back door inner panel, is placed in back door
Plate side periphery is crossed with window frame border and lower section license plate area border at position.The 6 both sides of the edge bending of strut reinforcing plate is with after
2 periphery of backdoor inner plate and side window frame fit, and are equipped in one side wall of the back door inner panel 2 close to outside and add through strut
The strut mounting hole 25 of strong plate 6.
Strut 03 is symmetrically installed the both sides for being arranged in back door assembly, and one end is connected on the tail column 02 of body frame,
The mounting base of connection strut 03 is equipped on tail column 02, strut 03 is articulated and connected by axis pin in this mounting base；Strut 03
The other end is connected to across strut mounting hole 25 in strut reinforcing plate 6 by hinging pin shaft.
2 lower section of back door inner panel is equipped with the rear door lock reinforcing plate 5 of the fixed back door assembly of installation.Such as institute in Figure 14,15
Show, rear door lock reinforcing plate 5 is metal plate punching part, which passes through the mounting hole being provided thereon by mounting screw 9
It is correspondingly connected in the mounting post on back door inner panel 2, nut is embedded in mounting post, to realize that mounting screw 9 will
Rear door lock reinforcing plate 5 is fastenedly connected.The mounting hole of installation back door assembly 05 is additionally provided in rear door lock reinforcing plate 5 simultaneously.
Hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5 use screw assembly technology, can effectively reduce tooling
Equipment investment reduces welding job intensity, improving production efficiency.Hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5
It is independent sheet metal structural, can individually carry out application, then backdoor inner plate 2 is not required to the anticorrosion process such as electrophoresis, simplifies production work
Skill；Back door inner and outer plates use bonding process, reinforcing plate to improve production effect without welding, clathrate process using the assembly that is spirally connected
Rate.
As shown in Figure 20,21,23, this automotive back door emergency escape structure includes the back of the body on back door inner panel 2
Door shield 04, position is equipped with escaping exit 041 at the installation position of back door assembly 05 on tailgate backplate 04, in back door
The via that inner panel 2 is equipped with connection opposite with escaping exit unlocks port 22, can be stretched out by escaping exit 041 and unlock port 22
Hand is opened back door by outside.
Automotive back door outer panel structure is made of PP materials, including back external door panel ontology, on back external door panel ontology
Equipped with back door glass installation position, to install back door glass assembly with glass 07；It is additionally provided with and its one on back external door panel ontology
Molding rear spoiler 3, lower section are equipped with and its integrally formed license plate area.
Back external door panel ontology madial wall is located at the erecting bed that license plate top position is equipped with protrusion, is connected on erecting bed
License plate lamp mounting plate 8.License plate lamp mounting plate passes through hot-melt adhesive paste with back door body.License plate lamp mounting plate is moulding, is being pacified
It fills corresponding installation license plate lamp mounting plate region on platform and is equipped with hot molten column 13 and hot melt muscle 14, license plate lamp mounting plate 8 is equipped with and heat
Molten column 13 and hot melt muscle 14 hot melt post holes 82 and hot melt muscle hole 83 with union-melt weld.Hot molten column 13 is set to erecting bed Intermediate Gray and edge
Same rectilinear direction arranged for interval have it is multiple, hot melt muscle 14 along erecting bed close to the edge uniform intervals of tailgate outside plate ontology side
It arranges multiple.
Back external door panel 1 is equipped with license plate lamp mounting plate 8, as shown in Fig. 3,21.License plate lamp mounting plate 8 is moulding,
As shown in Figure 28,29, license plate lamp mounting plate 8 is connected to back external door panel 1 by welding.Corresponding installation board in back external door panel 1
The regional ensemble of illuminator mounting plate 8 has several hot molten columns 13 and hot melt muscle 14,8 welding of license plate lamp mounting plate to be connected to outside back door
On plate 1, and sealed using structure glue in border.Installation license plate lamp, camera and switch etc. are integrated on license plate lamp mounting plate 8
Clamping structure.As shown in Figure 28, license plate lamp mounting plate 8 is equipped with the license plate lamp blocked hole 81 of corresponding installation license plate lamp, camera shooting
Head and switch mounting hole, back external door panel 1 open via at corresponding mounting hole position, and when installation, license plate lamp, camera and switch can
Directly it is connected on license plate lamp mounting plate 8 at corresponding mounting hole position.
In the present invention, if being intervally distributed between license plate lamp, camera and switch mounting hole position on license plate lamp mounting plate 8
The dry hot melt post holes 82 for coordinating fusion welds with hot molten column 13 is equipped at 8 edge of license plate lamp mounting plate and heats muscle 14, and cooperation is molten
The hot melt muscle hole 83 of welding.License plate lamp mounting plate 8 is welded on by hot molten column 13 and hot melt muscle 14 in back external door panel 1,
Cooperation applies structure glue 3 on its periphery, bonding and sealing function is played, to ensure that license plate lamp mounting plate 8 stablizes effective connection.
It is located in back external door panel 1 below rear spoiler 3 and is additionally provided with high-mount brake lamp installation position 11.In high-mount brake lamp
Installation position and license plate area are equipped with spring nut or riveting nut, for corresponding assembly high-mount brake lamp respectively.
The deep gouge 12 for hiding back door glass heater strip plug connector is equipped in back external door panel 1, such as Fig. 2,26,27
Shown, which, which is arranged in back external door panel 1, is located at instrument bezel two sides, to be bonded with back door glass assembly with glass along both sides
Locate the strip-shaped groove of arrangement, arranged direction and the tailgate harness 09 of the deep gouge 12 move towards identical, and depth and width are all higher than
09 diameter of tailgate harness.One end opposite with 071 position of heater strip tongue piece on back door glass assembly with glass 07 is equipped on deep gouge 12
Be pierced by the via 121 of tailgate harness 09, connection-peg is pierced by from the via 121 of back external door panel 1, then with back door glass
Heater strip tongue piece 071 on assembly 07 connects, when being adhesively fixed back door glass assembly with glass 07, the tailgate harness 09 and connection-peg
It can be completely hidden in deep gouge 12, the installation for not influencing back door glass assembly with glass 07 is fixed, and is reduced installation interference, is obtained preferably
Cooperation, promote its presentation quality.Deep gouge 12 and 1 integrated injection molding of back external door panel in the present invention.
Back external door panel ontology outer ring both sides of the present invention and there is L-shaped flange below, can be used for holding and match with vehicle body periphery member
Gap is closed, while inner panel and connection glue can be blocked, ensures the aesthetics of structure.
Back external door panel 1 passes through structure glue connection with back door inner panel 2.Back external door panel 1 is the exposed of automotive back door
Part, back door inner panel 2 are connected to 1 inside of back external door panel, and back external door panel 1 is substantially mutually fitted with 2 exterior contour of back door inner panel
It answers.In the present invention, as shown in Fig. 4,6, it is equipped with gluing position 10 at 3, outlet, the window of back external door panel 1 and back door inner panel 2
There are opposite gluing gaps for frame border and license plate lamp installing zone border, are convenient for gluing, ensure inner and outer plates adhesion strength and rigidity.
It is smeared by inner panel outlet 201, window frame inner ring 202 and 203 these three regions of license plate area border on back door inner panel 2
High strength structural adhesion, then inner and outer plates are pressed, so that its solidification is bonded.
It is equipped with location feature on tailgate window frame periphery, ensures that inner and outer plates coordinate precision.As shown in Fig. 7,8,9, respectively Fig. 2
The sectional view of middle automotive back door assembly A-A, B-B, C-C, can reflect limit and the bonded structure of inner and outer plates.Back door inner panel 2
Protrusion is respectively equipped with to be clamped the limit of limit inner and outer plates mating connection position in window frame upper end, both sides and license plate upper end position
Boss I 204, positive stop lug boss II 205 and positive stop lug boss III 206, to ensure that inner and outer plates are bonding the accuracy coordinated when pressing.
Preferably, glue groove is equipped on the outlet of back external door panel 1, window frame border and license plate lamp plate border.It is crimping
When back door inner panel 2 is with back external door panel 1, glue groove can receive a part of structure glue, avoid the excessive excessive influence of glue overall beautiful
Property, while its connective stability can be increased.
The present invention also provides a kind of connection methods of board connecting structure inside and outside back door, include the following steps：
1) 1 junction of back door inner panel 2 and back external door panel is cleaned up；
2) in the gluing position 10 of back door inner panel 2, knot is uniformly smeared in inner panel outlet, window frame inner ring and license plate area border
Structure glue；
3) back external door panel 1 is corresponded into installation to back door inner panel 2, inner and outer plates is pressed, solidification bonds.
2 material selection plastics of back external door panel 1 and back door inner panel, back door inner and outer plates use structure glue bonding mode,
Realize lightweight；Back door inner and outer plates use structure glue bonding mode, cancel traditional bound edge process for pressing, keep technique simpler
It is single；Back door inner and outer plates use structure glue bonding mode, can be according to harden structure inside and outside the layout optimization back door of glue bearing areas
Strength and stiffness, reduce reinforcing plate quantity.
Tailgate backplate 04 is gathered using the PET+PP+PET compression moldings that the material is soft, PET polyethylene terephthalate, PP
Propylene, three layers of composite molding.As shown in Figure 20,21,22, several installation card holes 042 are equipped on 04 periphery of tailgate backplate, pass through card
Button 08 passes through installation card hole 042 that tailgate backplate 04 is connected on the back door inner panel 2 of plastic material, is set in back door inner panel 2
There is tailgate backplate to buckle mounting hole 212, ensures presentation quality and leakproofness.It is relatively steady that buckle 08 also selects plastic material can be realized
Fixed connection.
On tailgate backplate 04 escaping exit 041 is additionally provided at the installation position of back door assembly 05.Back door assembly
05 includes the lock body 051 being fixedly mounted on back door inner panel 2 at rear door lock installation position 23, in 051 outside connection of lock body
Emergency opening arm 052, the connection of emergency opening arm 052 drive the lock pin 053 being set in lock body 051 to move, and realize opposite be set to
The folding control of back door latch 06 on vehicle body.Emergency opening arm 052 can control lock pin 053 by rotation and rotate, in lock pin
053 side is equipped with fluting, rotatable clamping or disengaging back door latch 06, realizes folding control.In emergency circumstances, vehicle
When door lock control failure, hand can be put in tailgate panel reality, back door inner panel 2 is passed through by opening escaping exit 041
On via, that is, unlock port 22, stir the emergency opening arm 052 of back door assembly 05, realize internal mechanical unlock, increase
A kind of possibility of escape, escape manual mode operation approach are as shown in Figure 22.
Preferably, tailgate backplate 04 is equipped with the door curtain of controllable 041 either on or off of escaping exit, the door curtain structure one end with
04 integrally connected of tailgate backplate, the other end are the movable end of controllable folding, can control opening and the closing of escaping exit 041.The back of the body
Side wall of the door shield 04 close to compartment side is equipped with one layer of felt fabric, and the evil spirit for being bonded to panel reality is equipped on movable end
Art is pasted, and door curtain movable end is bonded to by velcro on the felt fabric layer of tailgate backplate 04.This escaping exit 041 structure setting letter
It is single rationally, light weight and aesthetics is good, operation and control is efficient and convenient, easily realizes, shortens escape time, promotes escape success rate.
As shown in Figure 24,25,24 structure assembly of interior knob of back door on back door inner panel, i.e., with back door inner panel 2
It is integrally formed, and reinforcing rib is arranged at the knob back side inside, with enhancing structure rigidity.As shown in Figure 25, back door inner panel 2 is under
End is equipped with outwardly extending chimb, extends downwardly 24 structures of shaking hands in composition along this chimb, the extension board extended downwardly is tool
There is the stepped ramp type structure of protrusion limit chuck, is connected in the chuck to coordinate to limit with tailgate backplate 04.
Knob 24 in back door inner panel 2 is integrated, reduces part, reduces mold input, to reduce production cost；Back
Knob 24 in door inner panel 2 is integrated, reduces installation cooperation structure, improves production efficiency, at the same will not generate assembling quality and
Bad order problem, Improving The Quality of Products.
Board connecting structure and connection method inside and outside automotive back door of the present invention, 2 material of back external door panel 1 and back door inner panel
It selects plastics, back door inner and outer plates to use structure glue bonding mode, realizes lightweight；Back door inner and outer plates use structure gluing knot
Mode cancels traditional bound edge process for pressing, keeps technique simpler；Back door inner and outer plates use structure glue bonding mode, can
With the strength and stiffness of harden structure inside and outside the layout optimization back door according to glue bearing areas, reinforcing plate quantity is reduced.
The present invention is exemplarily described above in conjunction with attached drawing, but the present invention is not limited to aforesaid way, only
It wants the improvement of the various unsubstantialities of methodology and technical solution progress using the present invention or directly applies to other occasions
, it all falls in protection scope of the present invention.
Claims (3)
1. board connecting structure inside and outside a kind of automotive back door, it is characterised in that：Back door inner panel uses PP composite glass fiber material systems
At back external door panel is made of PP materials, in the rear the outlet of backdoor inner plate and outside plate, window frame border and license plate lamp plate
Gluing gap is arranged in border, and the gluing gap between backdoor inner plate and back external door panel applies both structure glue realizations in the rear
Connection；The back door inner panel is respectively equipped with protrusion to be clamped in limit in window frame upper end, both sides and license plate upper end position
Positive stop lug boss I, positive stop lug boss II and the positive stop lug boss III of outside plate mating connection position；In the rear tailgate outside plate and outlet,
Window frame border and license plate lamp plate border are equipped with glue groove.
2. board connecting structure inside and outside back door described in accordance with the claim 1, it is characterised in that：Outside the back external door panel ontology
It encloses both sides and is equipped with L-shaped flange below.
3. according to the connection method of board connecting structure inside and outside claim 1 to 2 any one of them back door, which is characterized in that
Include the following steps：
1) the back door inner panel and back external door panel junction are cleaned up；
2) in the inner panel outlet of back door inner panel, the uniform smearing structure glue of window frame inner ring and license plate area border；
3) the back external door panel is corresponded into installation to the back door inner panel, inner and outer plates is pressed, solidification bonds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607024.2A CN106015231B (en) | 2016-07-29 | 2016-07-29 | Board connecting structure and connection method inside and outside a kind of automotive back door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607024.2A CN106015231B (en) | 2016-07-29 | 2016-07-29 | Board connecting structure and connection method inside and outside a kind of automotive back door |
Publications (2)
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| CN106015231A CN106015231A (en) | 2016-10-12 |
| CN106015231B true CN106015231B (en) | 2018-08-07 |
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ID=57114233
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| CN201610607024.2A Active CN106015231B (en) | 2016-07-29 | 2016-07-29 | Board connecting structure and connection method inside and outside a kind of automotive back door |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018144702A (en) * | 2017-03-07 | 2018-09-20 | スズキ株式会社 | Backdoor device for vehicle |
| JP6744255B2 (en) * | 2017-05-23 | 2020-08-19 | ダイハツ工業株式会社 | Manufacturing method of resin panel parts for car body |
| JP6744254B2 (en) * | 2017-05-23 | 2020-08-19 | ダイハツ工業株式会社 | Resin panel parts for vehicle body and manufacturing method thereof |
| CN108312816A (en) * | 2018-01-10 | 2018-07-24 | 延锋彼欧汽车外饰系统有限公司 | A kind of composite material tail-gate |
| CN110124961A (en) * | 2019-01-17 | 2019-08-16 | 北京车和家信息技术有限公司 | Car door curing method, incubator, car door and vehicle |
| CN111101780B (en) * | 2019-12-20 | 2021-09-28 | 东风汽车有限公司 | Door lock mounting hole reinforcing assembly and resin backdoor inner plate |
| CN110901352B (en) * | 2019-12-20 | 2021-07-02 | 东风汽车有限公司 | Resin back door inner plate |
| CN111171732B (en) * | 2020-01-20 | 2020-12-25 | 东风汽车集团有限公司 | Technological improvement method for bonding plastic back door and glass |
| CN111409285A (en) * | 2020-03-25 | 2020-07-14 | 芜湖恒信汽车内饰制造有限公司 | Bonding mode of automobile plastic exterior trimming part product |
| CN112158057A (en) * | 2020-09-30 | 2021-01-01 | 重庆长安汽车股份有限公司 | Automobile tail door structure |
| CN113857893A (en) * | 2021-08-25 | 2021-12-31 | 岚图汽车科技有限公司 | Assembling and positioning method for back door |
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| CN105711388A (en) * | 2016-01-25 | 2016-06-29 | 重庆长安汽车股份有限公司 | Automobile back door |
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| JP5942858B2 (en) * | 2013-01-07 | 2016-06-29 | トヨタ自動車株式会社 | Resin back door structure for vehicles |
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| CN102438848A (en) * | 2009-05-14 | 2012-05-02 | 全耐塑料公司 | Method for assembling a vehicle movable panel |
| CN104703826A (en) * | 2012-10-17 | 2015-06-10 | 大协西川株式会社 | Back door for vehicle |
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| CN106015231A (en) | 2016-10-12 |
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Address after: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee after: Chery New Energy Automobile Co.,Ltd. Address before: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee before: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |