CN108791540B - Spoiler assembly for new energy automobile and manufacturing and installing methods thereof - Google Patents
Spoiler assembly for new energy automobile and manufacturing and installing methods thereof Download PDFInfo
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- CN108791540B CN108791540B CN201810584527.1A CN201810584527A CN108791540B CN 108791540 B CN108791540 B CN 108791540B CN 201810584527 A CN201810584527 A CN 201810584527A CN 108791540 B CN108791540 B CN 108791540B
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- 238000000034 method Methods 0.000 title description 6
- 230000003014 reinforcing effect Effects 0.000 description 80
- 239000002184 metal Substances 0.000 description 36
- 239000003292 glue Substances 0.000 description 28
- 238000002347 injection Methods 0.000 description 27
- 239000007924 injection Substances 0.000 description 27
- 239000002994 raw material Substances 0.000 description 23
- 230000007246 mechanism Effects 0.000 description 21
- 230000008093 supporting effect Effects 0.000 description 15
- 239000010410 layer Substances 0.000 description 13
- 230000001976 improved effect Effects 0.000 description 11
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- 239000000463 material Substances 0.000 description 8
- 238000005452 bending Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
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- 238000007493 shaping process Methods 0.000 description 2
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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
- B62D35/00—Vehicle bodies characterised by streamlining
- B62D35/007—Rear spoilers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C2045/0077—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping removing burrs or flashes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C2045/0096—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor drying the moulding material before injection, e.g. by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76498—Pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76551—Time
- B29C2945/76561—Time duration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76595—Velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76595—Velocity
- B29C2945/76598—Velocity linear movement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a spoiler assembly for a new energy automobile, which comprises a spoiler body, wherein a reinforcing mechanism is arranged at the inner side of the spoiler body, the spoiler body comprises a first spoiler and a second spoiler, the first spoiler is connected with the second spoiler, and the reinforcing mechanism is arranged in the middle of the first spoiler. One end of the reinforcing mechanism is arranged at the edge of the first spoiler, a gap is formed between the other end of the reinforcing mechanism and the second spoiler, the projection width of the reinforcing mechanism on the first spoiler is 1/2-2/3 of the width of the first spoiler, and the height of the reinforcing mechanism is lower than that of the second spoiler. The reinforcing mechanism comprises a reinforcing base and a reinforcing plate, the top of the reinforcing base is of a slope structure, and the reinforcing plate is arranged at the top of the reinforcing base. The design of the reinforcing structure can solve the problems of deformation, distortion and large assembly gap of the spoiler body; but also plays a role in supporting the spoiler body and increasing the structural strength of the spoiler assembly. The invention also discloses a manufacturing and installing method of the spoiler assembly.
Description
Technical Field
The invention belongs to the technical field of automobile accessories, and particularly relates to a spoiler assembly for a new energy automobile and manufacturing and mounting methods thereof.
Background
The spoiler is used as an external decoration of the automobile, so that the automobile has attractive effect, and when the automobile runs, the air flow is guided by the spoiler to apply downward pressure to the spoiler, and the grip of the automobile is improved or reduced according to different radians of the spoiler. The automobile spoiler mainly aims to reduce the lifting force of the tail part of the automobile, and if the lifting force of the tail part of the automobile is larger than that of the head part of the automobile, the automobile is easy to turn too much, the grip force of rear wheels is reduced, and the high-speed stability is poor; the lift force is proportional to the square of the vehicle speed, like wind resistance, so that automobiles with higher running speeds, such as advanced cars and sports cars, are generally provided with spoilers.
The existing spoiler assembly is provided with reinforcing inner plates at the two end parts and the middle part of the spoiler body, the inner plates are connected to the two side walls of the spoiler assembly, and the inner plates are adhered to the inner plate body through double-component adhesive. The two ends and the middle part of the spoiler body are deformed and distorted by the supporting force of the inner plates, so that the two ends of the spoiler body tilt up after loading, the gap is large, and the loading effect is seriously affected; and is easy to be broken or deformed due to poor compression resistance and bending resistance caused by manufacturing.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a spoiler assembly for a new energy automobile, which can solve the problems of deformation, distortion and large assembly gap of a spoiler body in the prior art; the manufacturing method of the spoiler assembly for the new energy automobile can greatly reduce the deformation rate of the spoiler body, improve the bending resistance and the pressure resistance and improve the product quality; the invention also provides a method for mounting the spoiler assembly for the new energy automobile, which improves the accuracy of the spoiler assembly when being mounted on the automobile sheet metal.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a spoiler assembly for new energy automobile, includes spoiler body, its characterized in that: the inside of the spoiler body is provided with a reinforcing mechanism, the spoiler body comprises a first spoiler and a second spoiler, the first spoiler is connected with the second spoiler, the reinforcing mechanism is arranged in the middle of the first spoiler, the cross section of the first spoiler, which is connected with the second spoiler, is V-shaped, one end of the reinforcing mechanism is arranged at the edge of the first spoiler, and a gap is arranged between the other end of the reinforcing mechanism and the second spoiler.
Further, the projection width of the reinforcing mechanism on the first spoiler is 1/2-2/3 of the width of the first spoiler, namely the distance from the reinforcing mechanism to the joint of the first spoiler and the second spoiler is 1/3-1/2 of the width of the first spoiler, and the height of the reinforcing mechanism is lower than that of the second spoiler.
Further, the edge that keeps away from on the first spoiler second spoiler one end is equipped with turn-ups I, turn-ups I keep away from the terminal surface of first spoiler one side is the inclined plane, be equipped with the glue film on the inclined plane, turn-ups I with contained angle between the first spoiler is the obtuse angle.
Further, one side of the flange I, which is far away from the first spoiler, is provided with a positioning groove, and the positioning groove is matched with a bulge on the automobile sheet metal.
Further, the reinforcing mechanism comprises a reinforcing base and a reinforcing plate, wherein the bottom of the reinforcing base is connected to the first spoiler, the top of the reinforcing base is of a slope structure, the reinforcing plate is arranged at the top of the reinforcing base to form an inclined structure, and the distance from one end of the reinforcing plate, which is close to the flanging I, to the inner surface of the first spoiler is smaller than the distance from one end of the reinforcing plate, which is close to the second spoiler, to the inner surface of the first spoiler.
Further, the reinforcing plate is close to one end of the flanging I and is flush with the upper end of the inclined plane, the inclination of the plane where the reinforcing plate is located is consistent with that of the inclined plane, and when the spoiler body is connected to the automobile sheet metal, the reinforcing plate is just contacted with the automobile sheet metal.
Further, the edge that keeps away from on the second spoiler first spoiler one end is equipped with a plurality of turn-ups II, be equipped with the glue film on the turn-ups II, the spoiler body passes through glue film on the turn-ups I with glue film on the turn-ups II is glued to on the car panel beating.
Further, a gap is formed between two adjacent flanges II, one end of each flange II, which is far away from the second spoiler, is provided with an extension plate along the length direction of each flange II, and the two adjacent flanges II are connected through the extension plate.
The invention also relates to a manufacturing method of the spoiler assembly for the new energy automobile, which comprises the following steps:
firstly, installing a mould of the spoiler body into an injection molding machine, and then adding raw materials for manufacturing the spoiler body into the injection molding machine;
step 2, baking materials: drying the raw materials added in the step 1, setting the temperature of the materials to be 80-95 ℃ and setting the material drying time to be 2-4 hours;
and 4, closing the mould: the die closing pressure is 55kg/cm 2 ～90kg/cm 2 The mold closing speed is 15 mm/s-45 mm/s;
step 5, injection molding: injecting a raw material into a mold, wherein an injection pressure is 55kg/cm 2 ～90kg/cm 2 The injection speed is 15 mm/s-553 mm/s;
step 6, pressure maintaining and material storage: the pressure of the pressure maintaining is 110kg/cm 2 The dwell time is 8+/-1 s; the storage pressure is 115kg/cm 2 The storage speed is 85mm/s;
step 7, die sinking: the die opening pressure was 50kg/cm 2 ～55kg/cm 2 The die opening speed is 15 mm/s-35 mm/s;
step 8, demolding: the holding pressure is 65kg/cm 2 The supporting speed is 3mm/s; the backing pressure is 65kg/cm 2 The backing speed is 35mm/s;
step 9, taking out the spoiler body from the die, and naturally cooling; polishing and trimming the cooled spoiler body;
and 10, manufacturing the reinforcing structure according to the steps 1 to 9, and then assembling the reinforcing structure on the spoiler body to form the spoiler assembly.
The invention also relates to an installation method of the spoiler assembly for the new energy automobile, which comprises the following steps:
step a, manufacturing the spoiler body and the reinforcing mechanism through injection molding, connecting the reinforcing mechanism to the middle position of the inner side of the first spoiler, and enabling one end of the reinforcing plate to be flush with the inclined surface of the flanging I; the inclination of the plane where the reinforcing plate is located is identical to the inclination of the inclined plane, and when the spoiler body is connected to the automobile sheet metal, the reinforcing plate is just contacted with the automobile sheet metal;
step b, arranging a glue layer on the inclined surface of the flanging I, arranging a glue layer on the end surface of the reinforcing plate far away from the reinforcing base, and arranging a glue layer on the flanging II;
step c, firstly, determining the relative position of the spoiler body on the automobile sheet metal through the matching of a positioning groove on the first spoiler flange I and a bulge on the automobile; and (c) tearing off the protective film on the adhesive layer in the step (b), and adhering the spoiler assembly to the automobile sheet metal.
The technical scheme of the invention has the advantages that:
1. the reinforcing structure is fixedly arranged on the first spoiler, the width of the reinforcing structure is smaller than that of the first spoiler, the reinforcing structure is not contacted with or connected with the second spoiler, and the reinforcing structure is in a completely separated state, so that the problem that the first spoiler and the second spoiler deform and distort due to the supporting force of the reinforcing structure when the reinforcing structure is arranged on the first spoiler and connected with the second spoiler is avoided, and the problem that the spoiler body warps and has large gaps after the vehicle is loaded is solved; the strong structural design can solve the problems of deformation, distortion and large assembly gap of the spoiler body; but also plays a role in supporting the spoiler body and increasing the structural strength of the spoiler assembly.
2. The invention is provided with the positioning groove on the flanging I, the positioning groove is matched with the bulge on the automobile sheet metal, when the spoiler assembly is installed on the automobile sheet metal, in order to ensure that the installation position of the spoiler assembly is accurate and has no deviation, the positioning groove is matched with the bulge on the automobile sheet metal through the groove on the flanging I so as to determine the position of the spoiler assembly on the automobile sheet metal; and then, glue is applied to the two ends of the spoiler assembly, and the glue layer is torn off simultaneously to bond the spoiler assembly to the automobile sheet metal, so that the accuracy of the spoiler assembly when the spoiler assembly is mounted on the automobile sheet metal is improved.
3. According to the invention, the inclination of the plane where the reinforcing plate is positioned is consistent with the inclination of the inclined plane, and the inclined plane and the reinforcing plate are provided with the adhesive layers, so that the adhesive layers are convenient to paste, the adhesive joint area of the spoiler assembly and the automobile sheet metal is increased, and the adhesive firmness of the spoiler assembly and the automobile sheet metal is improved.
4. When the spoiler body is connected to the automobile sheet metal, the reinforcing plate is just contacted with the automobile sheet metal, so that the spoiler body is supported, and the structural strength of the spoiler body is enhanced.
5. The gap is arranged between the adjacent flanges II, so that the internal supporting force of the flanges II is released, and the situation that the second spoiler deforms and twists is avoided.
6. The design of the extension plate enables the adjacent flanges II to form a whole, the extension plate plays a role in supporting the adhesive layer, the flatness of the adhesive layer is guaranteed, and the situation that the adhesive layer is suspended due to a gap between the adjacent flanges II when the adhesive layer is arranged on the flanges II is avoided, so that the adhesive layer collapses or breaks.
7. When the spoiler assembly is manufactured, raw materials are heated in sections, the heating temperature of each section is different, and the temperature value is changed in a mode of rising and then lowering, so that the performance of the raw materials can be improved, and a high-quality product is formed.
8. The mold closing device is divided into three sections for mold closing, the mold closing pressure and the mold closing speed of each section are different, the mold closing pressure is reduced in sequence, the mold closing speed is increased and then reduced, collision during mold closing can be avoided, and the mold closing device is beneficial to improving the degree of fit of mold closing; the mold opening time is divided into five sections, the mold opening pressure and the mold opening speed are both variable values, the inoculation time is increased, the molding and shaping of the spoiler body are facilitated, the deformation rate of the spoiler body can be greatly reduced, the bending resistance and the pressure resistance are improved, and the product quality is improved.
9. According to the invention, raw materials are injected into the mold in three sections during injection molding, the injection pressure and the injection speed of each section are different, and the first section is injected into the mold at low pressure, so that the mold is prevented from being damaged due to the fact that the pressure is too high and violent impact is generated in the inner cavity of the mold; the second section is injected at high pressure and high speed, and the raw materials injected at high pressure and high speed can extrude the raw materials injected into the die at the first section, so that the raw materials in the die are uniformly distributed and compacted, and loose holes are avoided; the third section can avoid the loosening of the edges of the raw materials in the die after the high-pressure high-speed injection is finished, further compacts the raw materials, is favorable for improving the organization and performance of the product, and improves the bending resistance and the compression resistance of the spoiler body.
Drawings
The invention is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic view of the whole structure of a spoiler assembly for a new energy automobile.
Fig. 2 is a partial enlarged view at a in fig. 1.
FIG. 3 is a schematic top view of a spoiler assembly for a new energy vehicle according to the present invention.
The labels in the above figures are respectively: 1. a spoiler body; 2. a reinforcing mechanism; 21. reinforcing the base; 22. a reinforcing plate; 3. a first spoiler; 31. flanging I; 32. an inclined surface; 33. a positioning groove; 4. a second spoiler; 42. flanging II; 43. an extension plate.
Detailed Description
In the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, a spoiler assembly for a new energy automobile comprises a spoiler body 1, wherein a reinforcing mechanism 2 is arranged on the inner side of the spoiler body 1, the spoiler body 1 comprises a first spoiler 3 and a second spoiler 4, the first spoiler 3 is connected with the second spoiler 4, and the reinforcing mechanism 2 is arranged in the middle of the first spoiler 3. The cross section of the connection of the first spoiler 3 and the second spoiler 4 is V-shaped, one end of the reinforcing mechanism 2 is arranged at the edge of the first spoiler 3, a gap is arranged between the other end of the reinforcing mechanism 2 and the second spoiler 4, and the distance from the reinforcing mechanism 2 to the connection 5 of the first spoiler 3 and the second spoiler 4 is 1/3-1/2 of the width of the first spoiler 3. The projection width of the reinforcing mechanism 2 on the first spoiler 3 is 1/2-2/3 of the width of the first spoiler 3, and the height of the reinforcing mechanism 2 is lower than that of the second spoiler 4. The reinforcing structure 2 is fixedly arranged on the first spoiler 3, the width of the reinforcing structure 2 is smaller than that of the first spoiler 3, the reinforcing structure 2 is not contacted with the second spoiler 4 and is not connected, and the reinforcing structure 2 is in a completely separated state, so that the problem that the first spoiler 3 and the second spoiler 4 are deformed and distorted due to the supporting force of the reinforcing structure 2 when the reinforcing structure 2 is arranged on the first spoiler 3 and connected with the second spoiler 4 is avoided, and the problem that the spoiler body is tilted and has large gaps after the vehicle is installed is solved. The design of the strong structure 2 not only can solve the problems of deformation, distortion and large assembly gap of the spoiler body; but also plays a role in supporting the spoiler body and increasing the structural strength of the spoiler assembly.
The edge of the first spoiler 3 far away from one end of the second spoiler 4 is provided with a flange I31, the end surface of the flange I31 far away from one side of the first spoiler 3 is an inclined surface 32, the inclined surface 32 is provided with a glue layer, and an included angle between the flange I31 and the first spoiler 3 is an obtuse angle. One side of the flanging I31 far away from the first spoiler 3 is provided with a positioning groove 33, and the positioning groove 33 is matched with a bulge on the automobile sheet metal. When the spoiler assembly is mounted on the automobile sheet metal, in order to ensure that the mounting position of the spoiler assembly is accurate and has no deviation, the groove 33 on the flange I31 is matched with the bulge on the automobile sheet metal to determine the position of the spoiler assembly on the automobile sheet metal; and then, glue is applied to the two ends of the spoiler assembly, and the glue layer is torn off simultaneously to bond the spoiler assembly to the automobile sheet metal, so that the accuracy of the spoiler assembly when the spoiler assembly is mounted on the automobile sheet metal is improved.
The reinforcing mechanism 2 comprises a reinforcing base 21 and a reinforcing plate 22, wherein the bottom of the reinforcing base 21 is connected to the first spoiler 3, the top of the reinforcing base 21 is of a slope structure, the portion, which is close to the flange I31, of the reinforcing plate is gradually raised to the portion, which is close to the second spoiler 4, of the reinforcing plate 22, the reinforcing plate 22 is arranged at the top of the reinforcing base 21 to form an inclined structure, and the distance from one end, which is close to the flange I31, of the reinforcing plate 22 to the inner surface of the first spoiler 3 is smaller than the distance from one end, which is close to the second spoiler 4, of the reinforcing plate 22 to the inner surface of the first spoiler 3. The reinforcing plate 22 is close to the one end of turn-ups I31 and the upper end parallel and level of inclined plane 32, and the planar gradient that reinforcing plate 22 is located is unanimous with the gradient of inclined plane 32, all sets up the glue film on inclined plane 32 and reinforcing plate 22, and reinforcing plate 22 and inclined plane 32 are on same one side promptly, make things convenient for the pasting of glue film, increase spoiler assembly and car panel beating's cementing area, increase spoiler assembly and car panel beating bonding's fastness. When the spoiler body 1 is connected to the automobile sheet metal, the reinforcing plate 22 is just contacted with the automobile sheet metal, plays a role in supporting the spoiler body, and strengthens the structural strength of the spoiler body.
The reinforcing base 21 and the reinforcing plate 22 are integrally formed, the reinforcing structure 2 is a hollow shell structure, the structural strength is improved, the weight is reduced, and the lightweight design is facilitated.
The edge of the second spoiler 4 far away from one end of the first spoiler 3 is provided with a plurality of flanges II 42, the flanges II 42 are provided with glue layers, and the spoiler body 1 is adhered to the automobile metal plate through the glue layers on the flanges I31 and the glue layers on the flanges II 42.
Because the second spoiler 4 is curved, if the flange II 42 is integrally arranged, the second spoiler is difficult to manufacture, internal stress and supporting force are easy to gather, so that the second spoiler 4 is deformed, and gaps are formed between the adjacent flanges II 42 for releasing the internal stress and the supporting force, and the internal supporting force of the flange II 42 can be released by the gaps, so that the second spoiler 4 is prevented from deforming and twisting. Preferably, one end of the flange ii 42 far away from the second spoiler 4 is provided with an extension plate 43 along the length direction of the flange ii 42, adjacent flanges ii 42 are connected through the extension plate 43, and the width of the extension plate 43 is smaller than that of the flange ii 42. The design of extension board 43 makes adjacent turn-ups II 42 form a whole, and extension board 43 plays the supporting role to the glue film, guarantees the planarization of glue film, has avoided the glue film to set up when on turn-ups II 42, and the space between the adjacent turn-ups II 42 causes the glue film unsettled to the condition that causes the glue film to collapse or break the glue appears.
The spoiler body 1 is an integrally molded structure, and is preferably manufactured by injection molding.
The manufacturing method of the spoiler assembly for the new energy automobile comprises the following steps:
firstly, installing a mould of a spoiler body 1 into an injection molding machine, and then adding raw materials for manufacturing the spoiler body 1 into the injection molding machine;
step 2, baking materials: drying the raw materials added in the step 1, setting the temperature of the materials to be 80-95 ℃ and setting the material drying time to be 2-4 hours;
And 4, closing the mould: closing the mold to a pressure of 90kg/cm 2 The speed is 15mm/s, and the pressure of the two-stage closing mold is 65kg/cm 2 The speed is 45mm/s, and the pressure of the three sections of the mold closing is 55kg/cm 2 The speed is 35mm/s; the invention is divided into three sections, the closing pressure and closing speed of each section are different, the closing pressure is reduced in sequence, the closing speed is increased and then reduced, collision can be avoided when closing the mould, and the invention is beneficial to improving the closing speedDegree of fit.
Step 5, injection molding: injecting raw materials into a mould, and injecting in three sections, wherein the injection pressure of the first section is 55kg/cm 2 The injection speed is 33mm/s; the second section has an injection pressure of 90kg/cm 2 The injection speed is 55mm/s; the third section has an injection pressure of 75kg/cm 2 The injection speed is 15mm/s; the injection period is 10s; the invention injects raw materials into the mould in three sections, the injection pressure and the injection speed of each section are different, the first section is injected into the mould at low pressure, and the damage to the mould caused by the overlarge pressure and the violent impact generated in the inner cavity of the mould is avoided; the second section is injected at high pressure and high speed, and the raw materials injected at high pressure and high speed can extrude the raw materials injected into the die at the first section, so that the raw materials in the die are uniformly distributed and compacted, and loose holes are avoided; the ejection pressure of the third section is larger than that of the first section and smaller than that of the second section, the ejection speed is smaller than that of the first section, the high-pressure low-speed injection is used for supplementing gaps generated when the second section is ejected at high pressure and high speed, or the space of a mold part cannot be filled due to the high pressure and high speed, and the third section is needed to be supplemented, in addition, the ejection pressure of the third section is larger than that of the first section and the ejection speed is smaller than that of the first section, so that loosening of raw materials in the mold after the high-pressure high-speed injection is finished can be avoided, the raw materials are compacted further, and the tissue and performance of a product are improved; and the reduction of the injection pressure and the injection speed is beneficial to ending the injection of the raw materials.
Step 6, pressure maintaining and material storage: the pressure of the pressure maintaining is 110kg/cm 2 The dwell time is 8+/-1 s; the storage pressure is 115kg/cm 2 The storage speed is 85mm/s;
step 7, die sinking: the mold opening section pressure is 55kg/cm 2 The speed is 15mm/s, and the pressure of the two sections of die opening is 50kg/cm 2 The speed is 25mm/s, and the pressure of the three sections of die opening is 55kg/cm 2 The speed is 35mm/s, and the pressure of the four sections of die opening is 65kg/cm 2 The speed is 20mm/s, and the five-section pressure of the die opening is 55kg/cm 2 The speed is 25mm/s; the invention is divided into five sections for mold opening, the mold opening pressure and the mold opening speed are both variable values, the inoculation time is increased, and the molding of the spoiler body is facilitatedAnd shaping, which can greatly reduce the deformation rate of the spoiler body and improve the product quality.
Step 8, demolding: the pressure of the supporting section is 65kg/cm 2 The speed is 3mm/s, and the pressure of the two-stage feeding is 65kg/cm 2 The speed is 3mm/s; backing a section of pressure of 65kg/cm 2 The speed is 35mm/s, the backing two-stage pressure is 65kg/cm 2 The speed is 35mm/s;
step 9, taking out the spoiler body 1 from the mold, and naturally cooling; polishing and trimming the cooled spoiler body 1, and performing on-site paint spraying;
step 10. The reinforcement structure 2 is manufactured according to the steps 1 to 9, and then the reinforcement structure 2 is assembled to the spoiler body 1 to form the spoiler assembly.
The invention relates to a method for installing a spoiler assembly for a new energy automobile, which comprises the following steps:
step a, manufacturing a spoiler body 1 and a reinforcing mechanism 2 through injection molding, connecting the reinforcing mechanism 2 at the middle position of the inner side of a first spoiler 3, and enabling one end of a reinforcing plate 22 to be level with an inclined surface 32 of a flanging I31; the inclination of the plane where the reinforcing plate 22 is located is identical to the inclination of the inclined surface 32, and when the spoiler body 1 is connected to the automobile sheet metal, the reinforcing plate 22 is just in contact with the automobile sheet metal; plays a role of supporting the spoiler body and strengthens the structural strength of the spoiler body.
Step b, arranging a glue layer on the inclined surface 32 of the flange I31, arranging a glue layer on the end surface of the reinforcing plate 22 far away from the reinforcing base 21, and arranging a glue layer on the flange II 42; the specific operation is as follows: when the spoiler assembly is mounted on the automobile sheet metal, in order to ensure that the mounting position of the spoiler assembly is accurate and has no deviation, the groove 33 on the flange I31 is matched with the bulge on the automobile sheet metal to determine the position of the spoiler assembly on the automobile sheet metal; and then, glue is applied to the two ends of the spoiler assembly, and the glue layer is torn off simultaneously to bond the spoiler assembly to the automobile sheet metal, so that the accuracy of the spoiler assembly when the spoiler assembly is mounted on the automobile sheet metal is improved.
Step c, firstly, determining the relative position of the spoiler body 1 on the automobile sheet metal through the matching of the positioning groove 33 on the flanging I31 of the first spoiler 1 and the bulge on the automobile; and (c) tearing off the protective film on the adhesive layer in the step (b) to adhere the spoiler assembly to the automobile sheet metal.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the invention is not limited to the above embodiments, but is capable of being modified in various ways, or of being applied to other applications without modification, without departing from the scope of the invention.
Claims (8)
1. The utility model provides a spoiler assembly for new energy automobile, includes spoiler body (1), its characterized in that: the novel intelligent spoiler comprises a spoiler body (1), and is characterized in that a reinforcing mechanism (2) is arranged on the inner side of the spoiler body (1), the spoiler body (1) comprises a first spoiler (3) and a second spoiler (4), the first spoiler (3) is connected with the second spoiler (4), the reinforcing mechanism (2) is arranged in the middle of the first spoiler (3), the cross section of the first spoiler (3) connected with the second spoiler (4) is V-shaped, one end of the reinforcing mechanism (2) is arranged at the edge of the first spoiler (3), and a gap is formed between the other end of the reinforcing mechanism (2) and the second spoiler (4); the edge of the first spoiler (3) far away from one end of the second spoiler (4) is provided with a flanging I (31), the reinforcing mechanism (2) comprises a reinforcing base (21) and a reinforcing plate (22), the bottom of the reinforcing base (21) is connected to the first spoiler (3), the top of the reinforcing base (21) is of a slope structure, the reinforcing plate (22) is arranged at the top of the reinforcing base (21) to form an inclined structure, and the distance from one end of the reinforcing plate (22) close to the flanging I (31) to the inner surface of the first spoiler (3) is smaller than the distance from one end of the reinforcing plate (22) close to the second spoiler (4) to the inner surface of the first spoiler (3); one side of the flanging I (31) far away from the first spoiler (3) is provided with a positioning groove (33), and the positioning groove (33) is matched with a bulge on the automobile sheet metal.
2. The spoiler assembly for a new energy automobile according to claim 1, wherein: the width of the projection of the reinforcing mechanism (2) on the first spoiler (3) is 1/2-2/3 of the width of the first spoiler (3), and the height of the second spoiler (4) is greater than that of the reinforcing mechanism (2).
3. A spoiler assembly for a new energy vehicle according to claim 1 or 2, wherein: the flange I (31) is far away from the end face on one side of the first spoiler (3) and is an inclined face (32), an adhesive layer is arranged on the inclined face (32), and an included angle between the flange I (31) and the first spoiler (3) is an obtuse angle.
4. A spoiler assembly for a new energy automobile according to claim 3, wherein: the utility model discloses a vehicle sheet metal structure, including reinforcing plate (22), inclined plane (32), reinforcing plate body, vehicle sheet metal, reinforcing plate body (1), inclined plane (32) and inclined plane (22) are connected to on the vehicle sheet metal, reinforcing plate (22) be close to one end of turn-ups I (31) with the upper end parallel and level of inclined plane (32), the inclination of the plane that reinforcing plate (22) is located is unanimous with the inclination of inclined plane (32), when spoiler body (1) is connected to the vehicle sheet metal, reinforcing plate (22) just with vehicle sheet metal contact.
5. A spoiler assembly for a new energy automobile according to claim 3, wherein: the edge that keeps away from on second spoiler (4) first spoiler (3) one end is equipped with turn-ups II (42), be equipped with the glue film on turn-ups II (42), spoiler body (1) are through glue film on turn-ups I (31) with glue film on turn-ups II (42) is glued to on the car panel beating.
6. The spoiler assembly for a new energy automobile of claim 5, wherein: one end of the second spoiler (4) is provided with an extension plate (43) along the length direction of the flange II (42), and adjacent flanges II (42) are connected through the extension plate (43).
7. A method of manufacturing the spoiler assembly for a new energy automobile according to any one of claims 1 to 6, characterized by: the manufacturing method comprises the following steps:
firstly, installing a die of the spoiler body (1) into an injection molding machine, and then adding raw materials for manufacturing the spoiler body (1) into the injection molding machine;
step 2, baking materials: drying the raw materials added in the step 1, setting the temperature at 80-95 ℃ during material drying, and setting the material drying time to 2-4 hours;
step 3, heating: setting the temperature of the injection cylinder to be 210-250 ℃; the temperature of the flow channel is 245-265 ℃;
and 4, closing the mould: the die closing pressure is 55kg/cm 2 ~90 kg/cm 2 The mold closing speed is 15 mm/s-45 mm/s;
step 5, injection molding: injecting the raw material into a mold, wherein the injection pressure is 55kg/cm 2 ~90 kg/cm 2 The injection speed is 15 mm/s-553 mm/s;
step 6, pressure maintaining and material storage: the pressure of the pressure maintaining is 110kg/cm 2 The dwell time is 8+/-1 s; the storage pressure is 115kg/cm 2 The storage speed is 85mm/s;
step 7, die sinking: the die opening pressure was 50kg/cm 2 ~55 kg/cm 2 The die opening speed is 15 mm/s-35 mm/s;
step 8, demolding: the jacking pressure is 65kg/cm 2 The supporting speed is 3mm/s; the backing pressure is 65kg/cm 2 The backing speed is 35mm/s;
step 9, taking out the spoiler body (1) from the die, and naturally cooling; polishing and trimming the cooled spoiler body (1);
and 10, manufacturing the reinforcing mechanism (2) according to the steps 1 to 9, and then assembling the reinforcing mechanism (2) on the spoiler body (1) to form the spoiler assembly.
8. A method of installing a spoiler assembly for a new energy vehicle as claimed in claim 5 or 6, wherein: the installation method comprises the following steps:
step a, manufacturing the spoiler body (1) and the reinforcing mechanism (2) through injection molding, connecting the reinforcing mechanism (2) at the middle position of the inner side of the first spoiler (3), and enabling one end of the reinforcing plate (22) to be flush with the inclined surface (32) of the flanging I (31);
step b, arranging a glue layer on the inclined surface (32) of the flanging I (31), arranging a glue layer on the end surface of the reinforcing plate (22) far away from the reinforcing base (21), and arranging a glue layer on the flanging II (42);
step c, firstly, determining the relative position of the spoiler body (1) on the automobile sheet metal through the matching of a positioning groove (33) on the flanging I (31) of the first spoiler (1) and the bulge on the automobile; and (c) tearing off the protective film on the adhesive layer in the step (b), and adhering the spoiler assembly to the automobile sheet metal.
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| CN201810584527.1A CN108791540B (en) | 2018-06-08 | 2018-06-08 | Spoiler assembly for new energy automobile and manufacturing and installing methods thereof |
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| JP5603182B2 (en) * | 2010-09-14 | 2014-10-08 | 株式会社イノアックコーポレーション | Spoiler |
| US8950798B2 (en) * | 2010-09-24 | 2015-02-10 | Honda Motor Co., Ltd. | Spoiler for vehicle |
| CN206049828U (en) * | 2016-08-23 | 2017-03-29 | 宝沃汽车（中国）有限公司 | Spoiler and vehicle |
| CN106476232A (en) * | 2016-09-29 | 2017-03-08 | 广西大学 | The Shooting Technique of ABS material spoiler |
| CN106741227A (en) * | 2016-12-06 | 2017-05-31 | 江阴名旭模塑有限公司 | Automobile spoiler and its high pressure are blow molded rapidly moulding process |
| CN107042624A (en) * | 2017-03-28 | 2017-08-15 | 东莞市利通行汽车配件有限公司 | Preparation method of automobile spoiler |
| CN107571450A (en) * | 2017-09-07 | 2018-01-12 | 杭州金知科技有限公司 | A kind of Shooting Technique of automobile decoration sheet material |
| CN208530725U (en) * | 2018-06-08 | 2019-02-22 | 芜湖国风塑胶科技有限公司 | A kind of spoiler assembly for new-energy automobile |
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