CN107825645A - A kind of preparation method of automobile exterior trimming parts surface decoration tech - Google Patents
A kind of preparation method of automobile exterior trimming parts surface decoration tech Download PDFInfo
- Publication number
- CN107825645A CN107825645A CN201710871538.3A CN201710871538A CN107825645A CN 107825645 A CN107825645 A CN 107825645A CN 201710871538 A CN201710871538 A CN 201710871538A CN 107825645 A CN107825645 A CN 107825645A
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- injection
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- preparation
- automobile exterior
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- 238000009966 trimming Methods 0.000 title claims abstract description 58
- 238000005034 decoration Methods 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 238000002347 injection Methods 0.000 claims abstract description 67
- 239000007924 injection Substances 0.000 claims abstract description 67
- 238000001746 injection moulding Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 14
- 208000035346 Margins of Excision Diseases 0.000 claims abstract description 9
- 238000007493 shaping process Methods 0.000 claims description 20
- 238000000465 moulding Methods 0.000 claims description 16
- 239000002966 varnish Substances 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 5
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 238000003856 thermoforming Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000004065 wastewater treatment Methods 0.000 abstract description 4
- 239000003086 colorant Substances 0.000 abstract description 3
- 239000002932 luster Substances 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 40
- 238000005457 optimization Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- 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
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/12—Compression moulding
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
-
- 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
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/46—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
- B29C45/0053—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
- B29C2045/0079—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 applying a coating or covering
-
- 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
-
- 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
- B29C2945/76595—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3005—Body finishings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to Techniques of Automotive Spare Parts Production technical field, provide a kind of preparation method of automobile exterior trimming parts surface decoration tech, it is designed square including diaphragm is cut into, diaphragm size cuts into the square of width 100mm~150mm, the diaphragm sheared is heated and softened, the diaphragm softened is shaped to the surface configuration of product in mould, the diaphragm of forming is subjected to trimming, margins of excision long position, the diaphragm that trimming is completed is put into injection machine and carries out injection molding, the product of injection formed is taken out from injection machine, the product of injection formed is taken out from injection machine, it can obtain required product.The advantage of the invention is that it is molded using decorative membrance, directly reach the outward appearances such as metallic luster, a variety of colors, do not electroplate, the process such as application, reduce the cost investment of production line, reduce the production cycle, and the processing of waste water etc. is avoided, the expense of wastewater treatment has been saved, has reduced environmental protection pressure.
Description
Technical field
The invention belongs to Techniques of Automotive Spare Parts Production technical field, and in particular to a kind of automobile exterior trimming parts surface decoration tech
Preparation method.
Background technology
The incrustation of automobile exterior trimming parts is reached by plating or application mostly at present, and electroplate needs to spend with application
Longer time, different product need to make different hangers, and production cost is higher；And plating and application can produce a large amount of give up
Water, cost for wastewater treatment is high, and pollutes environment, and environmental protection pressure is larger, and existing IMD techniques can not meet exterior trimming parts product
The requirement of performance, it is therefore necessary to be improved to existing automobile exterior trimming parts surface decoration tech.
The content of the invention
The technical problems to be solved by the invention are the present situations for prior art, and provide a kind of automobile exterior trimming parts surface
The preparation method of decoration technology, cost and environmental protection pressure, energy-conserving and environment-protective can be reduced by the preparation method.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of automobile exterior trimming parts surface decoration tech
Preparation method, it is characterised in that comprise the following steps：
Step 1, diaphragm cut into designed square, diaphragm size cuts into width 100mm~150mm side
Shape；
Step 2：The diaphragm sheared is heated and softened；
Step 3：The diaphragm softened is shaped to the surface configuration of product in mould；
Step 4：The diaphragm of forming is subjected to trimming, margins of excision long position；
Step 5：The diaphragm that trimming is completed is put into injection machine and carries out injection molding；
Step 6：The product of injection formed is taken out from injection machine, the product of injection formed is taken out from injection machine, you can
Obtain required product.
Optimize as one kind, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, also include
Step 7, step 7 is that the product of injection formed is sprayed into one layer of varnish, you can obtains required product.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, in described step 2
Heating and softening time control film piece temperature be 80 DEG C~200 DEG C.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, in described step 3
Shaping use thermoforming or high-pressure molding in mould, and mold temperature is controlled at 60 DEG C~150 DEG C during shaping, briquetting pressure control
System is in 0.5MPa~8.0MPa.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, in described step 4
Trimming, punching tonnage 5t~40t of bicker are carried out using bicker during trimming process.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, described step 5 note
Cover half temperature 60 C~100 DEG C during progress injection molding in molding machine, dynamic model temperature 50 C~70 DEG C, injection speed 5%~40%,
Injection pressure 60bar~100bar, dwell pressure 40bar~100bar, pressurize speed 5%~40%.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, described step 5 note
Using double-shot moulding is carried out when carrying out injection molding in molding machine, i.e., after diaphragm being put into injection machine, first enter at the diaphragm back side
Row injection molding, product is molded on the diaphragm back side, PMMA bound edge injections, cover half temperature then are carried out to product diaphragm front again
60 DEG C~100 DEG C of degree, dynamic model temperature 50 C~90 DEG C, injection speed 5%~40%, injection pressure 60bar~100bar, pressurize
Pressure 40bar~100bar, pressurize speed 5%~40%.
As optimization, in a kind of preparation method of above-mentioned automobile exterior trimming parts surface decoration tech, described step 7 is produced
The thickness that product spray one layer of varnish is 2 μm~12 μm.
Compared with prior art, the advantage of the invention is that being molded using decorative membrance, directly reach metallic luster,
The outward appearances such as a variety of colors, do not electroplate, the process such as application, reduce the cost investment of production line, simplify production process, lower
Production cycle, and the processing of waste water etc. is avoided, the expense of wastewater treatment has been saved, reduce environmental protection pressure.
Brief description of the drawings
Fig. 1 is the preparation method schematic flow sheet of the automobile exterior trimming parts surface decoration tech with enamelled coating；
Fig. 2 is the preparation method schematic flow sheet of automobile exterior trimming parts surface decoration tech.
Embodiment
Explanation is further described to technical scheme below by specific embodiment and accompanying drawing.Made accompanying drawing
Only it is to provide reference and purposes of discussion, is not used for being any limitation as the present invention.If without specified otherwise, embodiments of the invention
Employed in raw material be raw material commonly used in the art, the method employed in embodiment, be this area conventional method.
Here the present embodiment uses popular car to be such as denoted as sample, and decorative membrance is molded, directly reach metallic luster,
The outward appearances such as a variety of colors, do not electroplate, the process such as application, reduce the cost investment of production line, simplify production process, lower
Production cycle, and the processing of waste water etc. is avoided, the expense of wastewater treatment has been saved, environmental protection pressure is reduced, below to each
Embodiment illustrates.
The automobile exterior trimming parts surface of embodiment 1-3 manufactures is without band layer of varnish.
Embodiment 1
As shown in Fig. 2 diaphragm is cut into first it is designed square, diaphragm size cut into width 100mm~
150mm's is square, and the diaphragm sheared is heated and softened, and it is 100 DEG C to heat and soften time control film piece temperature, the film that will have softened
Piece is shaped to the surface configuration of product in mould；Shaping uses thermoforming or high-pressure molding, mold temperature control during shaping
At 90 DEG C, briquetting pressure is controlled in 4.0MPa system, and the diaphragm of forming is carried out into trimming, margins of excision long position, featherer
Trimming is carried out using bicker during sequence, the punching tonnage 10t of bicker, the diaphragm that trimming is completed is put into injection machine and carried out
Injection molding, carries out 80 DEG C of cover half temperature during injection molding, dynamic model temperature 60 C, injection speed 20%, injection pressure 80bar,
Dwell pressure 70bar, pressurize speed 20%, the product of injection formed is taken out from injection machine, by the product of injection formed from injection
Taken out in machine, finally spray one layer of varnish in product, the thickness of varnish is 7 μm, you can obtains required product.
It can obtain required product.
Embodiment 2
Here the present embodiment uses popular car to be such as denoted as, for sample, having designed as shown in Fig. 2 first cutting into diaphragm
It is square, diaphragm size cuts into the square of width 100mm~150mm, the diaphragm sheared is heated and softened, during heating and softening
It is 150 DEG C to control diaphragm temperature, and the diaphragm softened is shaped to the surface configuration of product in mould；Shaping is using heat
Shaping or high-pressure molding, mold temperature control is at 120 DEG C during shaping, and briquetting pressure control is in 7.0MPa, by the diaphragm of forming
Trimming is carried out, margins of excision long position, trimming is carried out using bicker during trimming process, the punching tonnage 30t of bicker will
The diaphragm that trimming is completed, which is put into injection machine, carries out injection molding, carries out 90 DEG C of cover half temperature, dynamic model temperature during injection molding
65 DEG C, injection speed 30%, injection pressure 90bar, dwell pressure 90bar, pressurize speed 30%, by the product of injection formed from note
Taken out in molding machine, finally spray one layer of varnish in product, the thickness of varnish is 10 μm, you can obtains required product.
Embodiment 3
Here the present embodiment uses popular car to be such as denoted as, for sample, having designed as shown in Fig. 2 first cutting into diaphragm
It is square, diaphragm size cuts into the square of width 100mm~150mm, the diaphragm sheared is heated and softened, during heating and softening
It is 90 DEG C to control diaphragm temperature, and the diaphragm softened is shaped to the surface configuration of product in mould；Shaping is using heat
Shaping or high-pressure molding, at 70 DEG C, briquetting pressure control enters the diaphragm of forming in 2.0MPa for mold temperature control during shaping
Row trimming, margins of excision long position, trimming is carried out using bicker during trimming process, the punching tonnage 10t of bicker, will be cut
The diaphragm that side is completed, which is put into injection machine, carries out injection molding, carries out 65 DEG C of cover half temperature, dynamic model temperature 55 during injection molding
DEG C, injection speed 10%, injection pressure 65bar, dwell pressure 50bar, pressurize speed 10%, by the product of injection formed from injection
Taken out in machine, finally spray one layer of varnish in product, the thickness of varnish is 4 μm, you can obtains required product.
Example 4 below -6 is the automobile exterior trimming parts technique with layer of varnish.
Embodiment 4
As shown in figure 1, diaphragm is cut into first it is designed square, diaphragm size cut into width 100mm~
150mm's is square, and the diaphragm sheared is heated and softened, and it is 100 DEG C to heat and soften time control film piece temperature, the film that will have softened
Piece is shaped to the surface configuration of product in mould；Shaping uses thermoforming or high-pressure molding, mold temperature control during shaping
At 90 DEG C, briquetting pressure is controlled in 4.0MPa system, and the diaphragm of forming is carried out into trimming, margins of excision long position, featherer
Trimming is carried out using bicker during sequence, the punching tonnage 10t of bicker, the diaphragm that trimming is completed is put into injection machine and carried out
Injection molding, using double-shot moulding is carried out when carrying out injection molding, i.e., after diaphragm being put into injection machine, first at the diaphragm back side
Injection molding is carried out, product is molded on the diaphragm back side, PMMA bound edge injections, cover half then are carried out to product diaphragm front again
80 DEG C of temperature, dynamic model temperature 70 C, injection speed 20%, injection pressure 80bar, dwell pressure 70bar, pressurize speed 20%,
The product of injection formed is taken out from injection machine, you can obtain required product.
Embodiment 5
Here the present embodiment uses popular car to be such as denoted as, for sample, having designed as shown in figure 1, first cutting into diaphragm
It is square, diaphragm size cuts into the square of width 100mm~150mm, the diaphragm sheared is heated and softened, during heating and softening
It is 150 DEG C to control diaphragm temperature, and the diaphragm softened is shaped to the surface configuration of product in mould；Shaping is using heat
Shaping or high-pressure molding, mold temperature control is at 120 DEG C during shaping, and briquetting pressure control is in 7.0MPa, by the diaphragm of forming
Trimming is carried out, margins of excision long position, trimming is carried out using bicker during trimming process, the punching tonnage 30t of bicker will
The diaphragm that trimming is completed, which is put into injection machine, carries out injection molding, carries out using progress double-shot moulding during injection molding,
After diaphragm is put into injection machine, injection molding first is carried out at the diaphragm back side, product is molded on the diaphragm back side, it is then right again
Product diaphragm front carries out PMMA bound edge injections, 90 DEG C of cover half temperature, 80 DEG C of dynamic model temperature, injection speed 30%, injection pressure
90bar, dwell pressure 90bar, pressurize speed 30%, the product of injection formed is taken out from injection machine, you can obtain required
Product.
Embodiment 6
Here the present embodiment uses popular car to be such as denoted as, for sample, having designed as shown in figure 1, first cutting into diaphragm
It is square, diaphragm size cuts into the square of width 100mm~150mm, the diaphragm sheared is heated and softened, during heating and softening
It is 90 DEG C to control diaphragm temperature, and the diaphragm softened is shaped to the surface configuration of product in mould；Shaping is using heat
Shaping or high-pressure molding, at 70 DEG C, briquetting pressure control enters the diaphragm of forming in 2.0MPa for mold temperature control during shaping
Row trimming, margins of excision long position, trimming is carried out using bicker during trimming process, the punching tonnage 10t of bicker, will be cut
The diaphragm that side is completed, which is put into injection machine, carries out injection molding, using double-shot moulding is carried out when carrying out injection molding, i.e.,
After diaphragm is put into injection machine, injection molding first is carried out at the diaphragm back side, product is molded on the diaphragm back side, then again to production
Product diaphragm front carries out PMMA bound edge injections, cover half temperature 70 C, dynamic model temperature 60 C, injection speed 10%, injection pressure
70bar, dwell pressure 50bar, pressurize speed 10%, the product of injection formed is taken out from injection machine, you can obtain required
Product.
It is in addition, right in place of the non-limit of claimed technical scope midrange and in embodiment technical scheme
The new technical scheme that the equal replacement of single or multiple technical characteristics is formed, equally all in claimed model
In enclosing；Simultaneously the present invention program it is all enumerate or unrequited embodiment in, parameters in the same embodiment are only
Represent an example (i.e. a kind of feasible scheme) for its technical scheme.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be substituted using similar mode, but simultaneously
Do not deviate by the spirit of the present invention or surmount scope defined in appended claims.
Claims (8)
1. a kind of preparation method of automobile exterior trimming parts surface decoration tech, it is characterised in that comprise the following steps：
Step 1, diaphragm cut into designed square, diaphragm size cuts into the square of width 100mm~150mm；
Step 2：The diaphragm sheared is heated and softened；
Step 3：The diaphragm softened is shaped to the surface configuration of product in mould；
Step 4：The diaphragm of forming is subjected to trimming, margins of excision long position；
Step 5：The diaphragm that trimming is completed is put into injection machine and carries out injection molding；
Step 6：The product of injection formed is taken out from injection machine, the product of injection formed taken out from injection machine, you can obtain
Required product.
2. the preparation method of a kind of automobile exterior trimming parts surface decoration tech according to claim 1, it is characterised in that also wrap
Step 7 is included, step 7 is that the product of injection formed is sprayed into one layer of varnish, you can obtains required product.
A kind of 3. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
Heating and softening time control film piece temperature in described step 2 is 80 DEG C~200 DEG C.
A kind of 4. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
Shaping use thermoforming or high-pressure molding in mould in described step 3, and mold temperature is controlled 60 DEG C~150 during shaping
DEG C, briquetting pressure is controlled in 0.5MPa~8.0MPa.
A kind of 5. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
Trimming, punching tonnage 5t~40t of bicker are carried out using bicker during trimming process in described step 4.
A kind of 6. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
Cover half temperature 60 C~100 DEG C during injection molding, dynamic model temperature 50 C~70 DEG C, injection are carried out in described step 5 injection machine
Speed 5%~40%, injection pressure 60bar~100bar, dwell pressure 40bar~100bar, pressurize speed 5%~40%.
A kind of 7. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
Using double-shot moulding is carried out when carrying out injection molding in described step 5 injection machine, i.e., after diaphragm being put into injection machine, first
Injection molding is carried out at the diaphragm back side, product is molded on the diaphragm back side, PMMA bags then are carried out to product diaphragm front again
Marginal not is moulded, cover half temperature 60 C~100 DEG C, dynamic model temperature 50 C~90 DEG C, injection speed 5%~40%, injection pressure 60bar
~100bar, dwell pressure 40bar~100bar, pressurize speed 5%~40%.
A kind of 8. preparation method of automobile exterior trimming parts surface decoration tech according to claim 1 or 2, it is characterised in that
The thickness that described step 7 product sprays one layer of varnish is 2 μm~12 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710871538.3A CN107825645A (en) | 2017-09-25 | 2017-09-25 | A kind of preparation method of automobile exterior trimming parts surface decoration tech |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710871538.3A CN107825645A (en) | 2017-09-25 | 2017-09-25 | A kind of preparation method of automobile exterior trimming parts surface decoration tech |
Publications (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968684A (en) * | 2019-03-13 | 2019-07-05 | 东莞涌韵音膜有限公司 | The manufacture craft of the compound ring of liquid |
| CN111745885A (en) * | 2020-06-09 | 2020-10-09 | 宁波劳伦斯汽车内饰件有限公司 | Light transmission process of double-color injection molding film decorative part |
| CN113547694A (en) * | 2021-06-15 | 2021-10-26 | 江苏新泉模具有限公司 | In-mold decoration process for automobile interior trim part product reverse packaging |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202243251U (en) * | 2011-10-28 | 2012-05-30 | 惠州建邦精密塑胶有限公司 | Surface treatment system of soft material product |
| CN103753758A (en) * | 2014-01-02 | 2014-04-30 | 长春博超汽车零部件股份有限公司 | Injection molding machine for automotive interior parts and manufacturing method for automotive interior parts |
| CN104552966A (en) * | 2013-10-23 | 2015-04-29 | 丹阳市米可汽车零部件厂 | Method for preparing automobile label |
| CN106608020A (en) * | 2015-10-23 | 2017-05-03 | 广州汽车集团股份有限公司 | Manufacturing process of automotive sign |
| CN107097378A (en) * | 2016-02-19 | 2017-08-29 | 华伟表面处理技术（上海）有限公司 | The processing method that automobile decoration piece surface embeds texture |
-
2017
- 2017-09-25 CN CN201710871538.3A patent/CN107825645A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202243251U (en) * | 2011-10-28 | 2012-05-30 | 惠州建邦精密塑胶有限公司 | Surface treatment system of soft material product |
| CN104552966A (en) * | 2013-10-23 | 2015-04-29 | 丹阳市米可汽车零部件厂 | Method for preparing automobile label |
| CN103753758A (en) * | 2014-01-02 | 2014-04-30 | 长春博超汽车零部件股份有限公司 | Injection molding machine for automotive interior parts and manufacturing method for automotive interior parts |
| CN106608020A (en) * | 2015-10-23 | 2017-05-03 | 广州汽车集团股份有限公司 | Manufacturing process of automotive sign |
| CN107097378A (en) * | 2016-02-19 | 2017-08-29 | 华伟表面处理技术（上海）有限公司 | The processing method that automobile decoration piece surface embeds texture |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968684A (en) * | 2019-03-13 | 2019-07-05 | 东莞涌韵音膜有限公司 | The manufacture craft of the compound ring of liquid |
| CN109968684B (en) * | 2019-03-13 | 2021-06-08 | 东莞涌韵音膜有限公司 | Manufacturing process of liquid composite folding ring |
| CN111745885A (en) * | 2020-06-09 | 2020-10-09 | 宁波劳伦斯汽车内饰件有限公司 | Light transmission process of double-color injection molding film decorative part |
| CN113547694A (en) * | 2021-06-15 | 2021-10-26 | 江苏新泉模具有限公司 | In-mold decoration process for automobile interior trim part product reverse packaging |
| CN113547694B (en) * | 2021-06-15 | 2023-09-08 | 江苏新泉模具有限公司 | In-mold decoration process for inverted packaging of automobile interior trim product |
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