CN107399042A - A kind of IMF watchbands moulding process and its IMF watchbands - Google Patents

A kind of IMF watchbands moulding process and its IMF watchbands Download PDF

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Publication number
CN107399042A
CN107399042A CN201710583267.1A CN201710583267A CN107399042A CN 107399042 A CN107399042 A CN 107399042A CN 201710583267 A CN201710583267 A CN 201710583267A CN 107399042 A CN107399042 A CN 107399042A
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mentioned
ink layer
tpu
layer
film
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CN107399042B (en
Inventor
章可栋
魏培雄
彭珠清
章青春
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Fujian Shishi Tongda Electrical Appliance Co Ltd
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Fujian Shishi Tongda Electrical Appliance Co Ltd
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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
    • B29C45/14—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
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C27/00—Making jewellery or other personal adornments
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
    • A44C5/0053—Flexible straps
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • 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
    • B29C45/26—Moulds
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a kind of moulding process of IMF watchbands, it is achieved by the steps of：Step 10, TPU film and PET film are combined with each other, step 20, from bottom to top print a pattern ink layer, a gloss oil ink layer and an adhesion ink layer successively on the TPU faces of the laminated film of step 10, obtain treating moulding, be 3100 series of ten ink company productions of Japan used by pattern ink layer, gloss oil ink layer and adhesion ink layer；Step 30, it is molded：Step 20 is treated that moulding is placed on injection molding in injection machine, obtains moulding；4) dyestripping：It is TPU film face that the PET film of the moulding of step 30, which is removed, and obtains one side, and another side is the IMF watchbands of TPU plastic rubber surfaces.The random kinking of watchband energy that can be formed out using the moulding process of the present invention, stretching, flexibility is good, and pattern can't be caused to scratch or come off, and meets the IMF watchbands of hommization demand.Invention additionally discloses a kind of IMF watchbands.

Description

A kind of IMF watchbands moulding process and its IMF watchbands
Technical field
The present invention relates to a kind of watchband being worn on hand, more particularly to a kind of IMF watchbands and its moulding process.
Background technology
With the development of science and technology and the progress of society, the more popular wrist being worn on hand of young man now have developed Formula wears part, such as Intelligent bracelet and intelligent watch.Wherein, Intelligent bracelet is a kind of wearable intelligent equipment, by this bracelet, User can record motion in daily life, there be the real time datas such as diet heart rate, depth sleep, part, and these counted According to synchronous with mobile phone, flat board, ipod touch, play a part of by data-guiding healthy living；Intelligent watch is that have letter Cease disposal ability, meet the wrist-watches of main technique requirements, its in addition to instruction time, should also have remind, navigation, calibration, One of which or the multiple functions such as monitoring, interaction；Said two products wear when be required to watchband have it is light, soft, Noninductive demand is worn, and has fine weatherability, the basic experience functions such as sweat proof fluidity.However, existing watchband is relatively made a living Firmly, pliability is poor, can not random kinking, then have the pattern ink layer on watchband be after-processing technology realize or mould on do The methods of texture, is realized, easily scratches, comes off, and plasticity deficiency, individual demand preferably can not be lifted and changed.
In view of this, the present inventor furthers investigate to above mentioned problem, is produced then in this case.
The content of the invention
It is an object of the invention to provide a kind of plastic random kinking of watchband energy out, stretching, flexibility is good, can't Cause pattern to scratch or come off, meet the IMF watchband moulding process of hommization demand.
Another object of the present invention additionally provides a kind of random kinking of energy, and stretching, flexibility is good, pattern can't be caused to scrape Flower comes off, and meets the IMF watchbands of hommization demand.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of moulding process of IMF watchbands, is achieved by the steps of：
Step 10, it is compound：TPU film and PET film are combined with each other, it is simultaneously PET faces to obtain, another side TPU The laminated film in face；The thickness of above-mentioned PET film is 0.073mm-0.076mm, and the thickness of above-mentioned TPU film is 0.13mm- 0.16mm；
Step 20, printing treatment：A layer pattern ink layer, Zhi Hou are printed on the TPU faces of the laminated film of step 10 The surface of pattern ink layer uses one layer of gloss oil ink layer of screen painting of 250~400 mesh, finally on the surface of gloss oil ink layer Last layer adhesion ink layer is applied, obtains treating moulding, wherein, the thickness of above-mentioned pattern ink layer is 0.015mm-0.02mm, on The thickness for stating gloss oil ink layer is 0.014mm-0.016mm, and the thickness of above-mentioned adhesion ink layer is 0.0075mm-0.0082mm, It is ten ink company productions of Japan used by above-mentioned pattern ink layer, above-mentioned gloss oil ink layer and above-mentioned adhesion ink layer 3100 series；
Step 30, it is molded：Step 20 is treated that moulding is placed on injection molding in injection machine, before injection, injection machine The inner surface of the mould sprue bushing of injection mold makees EDM texture processings, the outer surface processing of the drawing material pin of the injection mold of injection machine Into helicitic texture, line working process is made to shine in the outer surface of the sliding block pin of the injection mold of injection machine, and during injection, injection material is TPU plastic cement, the hardness of TPU plastic cement are 70 ± 3A, and the screw speed of injection machine is 75~85r/min, male model temperature is 35 DEG C~ 45 DEG C, master mold temperature is 10 DEG C~18 DEG C, and barrel temperature is 180 DEG C~235 DEG C, and back pressure is 7.5~8MPa, injection pressure 95 ~105MPa；Injection obtains the PET film, TPU film, pattern ink layer, gloss oil ink layer, viscous by setting gradually from the bottom to the top Close the moulding of ink and TPU plastic cement composition；
4) dyestripping：It is TPU film face that the PET film of the moulding of step 30, which is removed, and obtains one side, another side TPU The IMF watchbands of plastic rubber surface, the gross thickness of above-mentioned IMF watchbands is 2.0mm-2.1mm.
The thickness of above-mentioned PET film is 0.075mm, and the thickness of above-mentioned TPU film is 0.15mm, above-mentioned gloss oil ink layer Thickness is 0.015mm, and the thickness of above-mentioned adhesion ink layer is 0.008mm.
A kind of IMF watchbands, including strip body, above-mentioned strip body is made up of thin-film member and TPU plastic parts, above-mentioned Thin-film member is with above-mentioned TPU plastic parts by in-mould injection technique integrated injection molding, and above-mentioned thin-film member is from bottom to top successively by PET Film layer, TPU film layer, pattern ink layer, gloss oil ink layer and adhesion ink composition, above-mentioned PET film layer and TPU film layer It is combined with each other, using half tone, from bottom to top printing forms successively for above-mentioned pattern ink layer, gloss oil ink layer and adhesion ink.
The thickness of above-mentioned PET film layer is 0.075mm, and the thickness of above-mentioned TPU film layer is 0.15mm, above-mentioned gloss oil ink The thickness of layer is 0.015mm, and the thickness of above-mentioned adhesion ink layer is 0.008mm, and the gross thickness of above-mentioned IMF watchbands is 2.0mm- 2.1mm。
The IMD ink for 3100 series that the ink of above-mentioned pattern ink layer produces for ten ink companies of Japan, above-mentioned light The gloss oil ink for 3100 series that the ink of oily ink layer produces for ten ink companies of Japan, the ink of above-mentioned adhesion ink layer For the adhesion ink of 3100 series of ten ink company productions of Japan.
A kind of IMF watchbands moulding process of the present invention, has the advantages that：
First, the watchband to form out is made using TPU film and TPU plastic cement, and TPU has excellent elasticity, flexibility, resistance to Mill property, weatherability, toughness and intensity, make watchband very soft, the random kinking of energy, and stretching etc. simultaneously resets, and can't produce folding line, Comfortable wearing；
2nd, TPU plastic cement can be completely dissolved in using the adhesion ink of restriction during injection molding, makes TPU film and TPU plastic cement Bonding it is very strong, TPU film will not be caused to come off, pattern ink layer is constantly subjected to the protection of TPU film, will not scratch and Come off, and make overall compatibility good using the pattern ink, gloss oil ink and adhesion ink of restriction, repulsion will not be produced, make note The IMF watchbands finished product for being moulded into type ensures to be not in cracking；
3rd, using IMF technological formings, make the watchband that forms out light and thin, meet that people wear noninductive need significantly Ask, through the decoration technique of IMF techniques, plasticity is strong, and the pattern of watchband can be enable to realize more trend, the decoration texture of fashion And effect, meet more individual demands.
Brief description of the drawings
Fig. 1 is the structural representation of IMF watchbands.
In figure：
The TPU plastic parts 2 of thin-film member 1
The TPU film layer 12 of PET film layer 11
The gloss oil ink layer 14 of pattern ink layer 13
Adhesion ink layer 15
Embodiment
A kind of moulding process of IMF watchbands of the present invention, is achieved by the steps of：
Step 10, it is compound：TPU film and PET film are combined with each other, it is simultaneously PET faces to obtain, another side TPU The laminated film in face；The thickness of PET film is 0.073mm-0.076mm, and the thickness of TPU film is 0.13mm-0.16mm, PET Film and the selection of TPU film thickness it is non-be to well imagine, be inventor within 5 years by experiment repeatedly many times Obtain, the PET film film can cause when PET film separates after injection molding product segment difference can be caused excessive when blocked up, go out Now scrape hand phenomenon, PET film is excessively thin to be influenceed compound with TPU film, cause difficulty of processing big, therefore, PET film thickness and The restriction of TPU film thickness is necessary；
Step 20, printing treatment：A layer pattern ink layer, Zhi Hou are printed on the TPU faces of the laminated film of step 10 The surface of pattern ink layer uses one layer of gloss oil ink layer of screen painting of 250~400 mesh, finally on the surface of gloss oil ink layer Last layer adhesion ink layer is applied, obtains treating moulding, wherein, the thickness of pattern ink layer is 0.015mm-0.02mm, and gloss oil is oily The thickness of layer of ink is 0.014mm-0.016mm, and the thickness of adhesion ink layer is 0.0075mm-0.0082mm, gloss oil ink layer and It is 3100 series of ten ink company productions of Japan used by adhesion ink layer, i.e. the ink of pattern ink layer is day The IMD ink of 3100 series of this ten ink company productions, the ink of above-mentioned gloss oil ink layer is Japanese ten ink companies The gloss oil ink of 3100 series of production, the ink of above-mentioned adhesion ink layer are 3100 series of ten ink companies productions of Japan Adhesion ink；
Step 30, it is molded：Step 20 is treated that moulding is placed on injection molding in injection machine, before injection, injection machine The inner surface of the mould sprue bushing of injection mold makees EDM texture processings, the outer surface processing of the drawing material pin of the injection mold of injection machine Into helicitic texture, line working process is made to shine in the outer surface of the sliding block pin of the injection mold of injection machine, and during injection, injection material is TPU plastic cement, the hardness of TPU plastic cement are 70 ± 3A, and the screw speed of injection machine is 75~85r/min, male model temperature is 35 DEG C~ 45 DEG C, master mold temperature is 10 DEG C~18 DEG C, and barrel temperature is 180 DEG C~235 DEG C, and back pressure is 7.5~8MPa, injection pressure 95 ~105MPa；Injection obtains the PET film, TPU film, pattern ink layer, gloss oil ink layer, viscous by setting gradually from the bottom to the top The moulding of ink and TPU plastic cement composition is closed, moulding can together mold the with holes of watchband in injection molding；
4) dyestripping：It is TPU film face that the PET film of the moulding of step 30, which is removed, and obtains one side, another side TPU The IMF watchbands of plastic rubber surface, the gross thickness of IMF watchbands is 2.0mm-2.1mm.
The moulding process of the IMF watchbands of the present invention, the optimum thickness of the PET film are 0.075mm, TPU film it is optimal Thickness is 0.15mm, and the optimum thickness of gloss oil ink layer is 0.015mm, and the optimum thickness of adhesion ink layer is 0.008mm, is used Above-mentioned each thickness can make the gross thickness of the IMF watchbands to form out be 2.0mm, and the watchband of this thickness in industry belongs to relatively thin class The watchband of rank.
A kind of IMF watchbands moulding process of the present invention, has the advantages that：
First, the watchband to form out is made using TPU film and TPU plastic cement, and TPU has excellent elasticity, flexibility, resistance to Mill property, weatherability, toughness and intensity, make watchband very soft, the random kinking of energy, and stretching etc. simultaneously resets, and can't produce folding line, Comfortable wearing；
2nd, TPU plastic cement can be completely dissolved in using the adhesion ink of restriction during injection molding, makes TPU film and TPU plastic cement Bonding it is very strong, TPU film will not be caused to come off, pattern ink layer is constantly subjected to the protection of TPU film, will not scratch and Come off, and make overall compatibility good using the pattern ink, gloss oil ink and adhesion ink of restriction, repulsion will not be produced, make note The IMF watchbands finished product for being moulded into type ensures to be not in cracking；
3rd, using IMF technological formings, make the watchband that forms out light and thin, meet that people wear noninductive need significantly Ask, through the decoration technique of IMF techniques, plasticity is strong, and the pattern of watchband can be enable to realize more trend, the decoration texture of fashion And effect, meet more individual demands；
4th, by that can take injection-molded finished fast demoulding the particular procedure of mould sprue bushing, drawing material pin and sliding block pin Go out, avoid tradition because TPU plastic cement is partially soft, viscosity is big and the problem of make TPU moulding difficulty demouldings.
A kind of IMF watchbands of the present invention, as shown in figure 1, including strip body, strip body is by thin-film member 1 and TPU Plastic parts 2 is formed, thin-film member 1 and TPU plastic parts 2 by in-mould injection technique integrated injection molding, thin-film member 1 from bottom to top according to Secondary to be made up of PET film layer 11, TPU film layer 12, pattern ink layer 13, gloss oil ink layer 14 and adhesion ink layer 15, PET is thin Film layer 11 is combined with each other with the hot pressing of TPU film layer 12, and pattern ink layer 13, gloss oil ink layer 14 and adhesion ink 15 use From bottom to top printing forms half tone successively, wherein, the ink of pattern ink layer is 3100 systems of ten ink companies production of Japan The IMD ink of row, the ink of above-mentioned gloss oil ink layer are the gloss oil ink of 3100 series of ten ink companies productions of Japan, on The ink for stating adhesion ink layer is the adhesion ink of 3100 series of ten ink company productions of Japan, the thickness of PET film layer 11 Spend for 0.075mm, the thickness of TPU film layer 12 is 0.15mm, and the thickness of pattern ink layer 13 is 0.015mm-0.02mm, gloss oil The thickness of ink layer 14 is 0.015mm, and the thickness of adhesion ink layer 15 is 0.008mm, TPU film layer 12, pattern ink layer 13, The gross thickness of gloss oil ink layer 14, adhesion ink 15 and plastic parts 2 is 2.0mm-2.1mm, preferably 2.0mm.
A kind of IMF watchbands of the present invention, during application, PET film layer 11 is removed and can be used.A kind of IMF of the present invention Watchband, its whole table band are mainly made using TPU film and TPU plastic cement, TPU have excellent elasticity, flexibility, wearability, Weatherability, toughness and intensity, make watchband very soft, random kinking, stretching etc. and can reset, folding line can't be produced, worn Comfortably；Further, thin-film member 1 uses in-mould injection technique (IMF techniques) integrated injection molding with TPU plastic parts 2, make thin-film member 1 Adhesion ink can be completely dissolved in TPU plastic parts 2, make the bonding of TPU film layer 12 and TPU plastic cement very strong, Bu Huizao Come off into TPU film, so that pattern ink layer is constantly subjected to the protection of TPU film, will not scratch and come off, and utilize restriction Pattern ink, gloss oil ink and adhesion ink make overall compatibility good, repulsion will not be produced, make the IMF watchbands of injection molding Finished product ensures to be not in cracking；In addition, thin-film member is molded with TPU plastic parts using in-mould injection technique (IMF techniques), make shaping Watchband out is light and thin, meets that people wear the needs of noninductive significantly, and through the decoration technique of IMF techniques, plasticity is strong, The pattern of watchband can be enable to realize more trend, the decoration texture and effect of fashion, meet more individual demands.
Above-described embodiment and non-limiting structures and methods of the invention, any person of an ordinary skill in the technical field couple Its appropriate change or modification for being done, it all should be regarded as not departing from the patent category of the present invention.

Claims (5)

  1. A kind of 1. moulding process of IMF watchbands, it is characterised in that：It is achieved by the steps of：
    Step 10, it is compound：TPU film and PET film are combined with each other, it is PET faces to obtain one side, and another side is TPU faces Laminated film；The thickness of above-mentioned PET film is 0.073mm-0.076mm, and the thickness of above-mentioned TPU film is 0.13mm-0.16mm；
    Step 20, printing treatment：A layer pattern ink layer is printed on the TPU faces of the laminated film of step 10, afterwards in pattern The surface of ink layer uses one layer of gloss oil ink layer of screen painting of 250~400 mesh, is finally coated on the surface of gloss oil ink layer One layer of adhesion ink layer, obtains treating moulding, wherein, the thickness of above-mentioned pattern ink layer is 0.015mm-0.02mm, above-mentioned light The thickness of oily ink layer is 0.014mm-0.016mm, and the thickness of above-mentioned adhesion ink layer is 0.0075mm-0.0082mm, above-mentioned It is that Japanese ten ink companies produce used by pattern ink layer, above-mentioned gloss oil ink layer and above-mentioned adhesion ink layer 3100 series；
    Step 30, it is molded：Step 20 is treated that moulding is placed on injection molding in injection machine, before injection, the injection of injection machine The inner surface of the mould sprue bushing of mould makees EDM texture processings, and spiral shell is processed into the outer surface of the drawing material pin of the injection mold of injection machine Line working process is made to shine in line structure, the outer surface of the sliding block pin of the injection mold of injection machine, during injection, injection material TPU Plastic cement, the hardness of TPU plastic cement is 70 ± 3A, and the screw speed of injection machine is 75~85r/min, and male model temperature is 35 DEG C~45 DEG C, master mold temperature is 10 DEG C~18 DEG C, and barrel temperature is 180 DEG C~235 DEG C, and back pressure be 7.5~8MPa, injection pressure for 95~ 105MPa；Injection obtain by set gradually from the bottom to the top PET film, TPU film, pattern ink layer, gloss oil ink layer, bonding The moulding of ink and TPU plastic cement composition；
    4) dyestripping：It is TPU film face that the PET film of the moulding of step 30, which is removed, and obtains one side, and another side is TPU plastic cement The IMF watchbands in face, the gross thickness of above-mentioned IMF watchbands is 2.0mm-2.1mm.
  2. A kind of 2. IMF watchbands moulding process according to claim 1, it is characterised in that：The thickness of above-mentioned PET film is 0.075mm, the thickness of above-mentioned TPU film are 0.15mm, and the thickness of above-mentioned gloss oil ink layer is 0.015mm, above-mentioned adhesion ink The thickness of layer is 0.008mm.
  3. 3. a kind of IMF watchbands, including strip body, it is characterised in that：Above-mentioned strip body is by thin-film member and TPU plastic parts Form, above-mentioned thin-film member is with above-mentioned TPU plastic parts by in-mould injection technique integrated injection molding, and above-mentioned thin-film member is from bottom to top Be made up of successively PET film layer, TPU film layer, pattern ink layer, gloss oil ink layer and adhesion ink, above-mentioned PET film layer with TPU film layer is combined with each other, above-mentioned pattern ink layer, gloss oil ink layer and adhesion ink using half tone from bottom to top successively Printing forms.
  4. A kind of 4. IMF watchbands according to claim 2, it is characterised in that：The thickness of above-mentioned PET film layer is 0.075mm, The thickness of above-mentioned TPU film layer is 0.15mm, and the thickness of above-mentioned gloss oil ink layer is 0.015mm, the thickness of above-mentioned adhesion ink layer Spend for 0.008mm, the gross thickness of above-mentioned IMF watchbands is 2.0mm-2.1mm.
  5. A kind of 5. IMF watchbands according to claim 2, it is characterised in that：Above-mentioned pattern ink layer is Japanese ten ink The IMD ink layers of 3100 series of company's production, 3100 series that above-mentioned gloss oil ink layer produces for ten ink companies of Japan Gloss oil ink layer, above-mentioned adhesion ink layer for 3100 series of ten ink companies of Japan production adhesion ink layers.
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CN110843228A (en) * 2019-11-19 2020-02-28 禹辉（上海）新材料科技股份有限公司 Energy-saving and environment-friendly forming process of plastic decorating part

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CN205588575U (en) * 2016-01-29 2016-09-21 上海戈冉泊精模科技有限公司 Loose core and take off screw thread and ejecting injection mold of front mould
CN106476368A (en) * 2016-09-14 2017-03-08 现代精密塑胶模具（深圳）有限公司 A kind of restraint zone manufacture method and watchband
CN207023458U (en) * 2017-07-17 2018-02-23 福建省石狮市通达电器有限公司 A kind of IMF watchbands

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JPH078308A (en) * 1993-06-28 1995-01-13 Regurusu:Kk Fancy band for watch and manufacture thereof
US20020119306A1 (en) * 2001-02-20 2002-08-29 Patric Enewoldsen Decorated laminate
JP2012011135A (en) * 2010-07-05 2012-01-19 Shin Etsu Polymer Co Ltd Belt member for attaching movable part, wristwatch, wrist type electronic device, key holding band, and method for manufacturing the belt member for attaching movable part
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CN110843228A (en) * 2019-11-19 2020-02-28 禹辉（上海）新材料科技股份有限公司 Energy-saving and environment-friendly forming process of plastic decorating part

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