CN107283875A - It is a kind of based on can thermoplastic fibre composite case and bag and preparation method thereof - Google Patents
It is a kind of based on can thermoplastic fibre composite case and bag and preparation method thereof Download PDFInfo
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- CN107283875A CN107283875A CN201710498098.1A CN201710498098A CN107283875A CN 107283875 A CN107283875 A CN 107283875A CN 201710498098 A CN201710498098 A CN 201710498098A CN 107283875 A CN107283875 A CN 107283875A
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- case
- thermoplastic
- temperature
- bag
- fibre composite
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Classifications
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/443—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/02—Materials therefor
-
- 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
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
- B29C70/545—Perforating, cutting or machining during or after moulding
-
- 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
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7126—Containers; Packaging elements or accessories, Packages large, e.g. for bulk storage
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to it is a kind of based on can thermoplastic fibre composite case and bag and preparation method thereof, including case shell, accessory and slide fastener, it is characterised in that：The assembling structure of the accessory and slide fastener is integrally formed with case shell, is specifically that the installation site and construction of assembling accessory and slide fastener are formed during case shell compression molding, molding structure is integrally formed；The case shell by can thermoplastic fibre composite board molding be made.The preparation method of the case and bag, using plate compression moulding, is substituted the method that the mode and traditional fibre composite of paving cloth by hand make case and bag, the manufacturing process of product is optimized, simplified to moulding process, is molded using pre- thermal softening, molding time is greatly shortened；With improving efficiency, Product Precision and reduce cost and other effects.
Description
Technical field
The present invention relates to a kind of case and bag and preparation method thereof, it is particularly a kind of based on can thermoplastic fibre composite case
Bag and preparation method thereof.Belong to applied technical field of the fibrous composite in case and bag.
Background technology
The gradually development applied with composite, application of the composite in case and bag also progressively increases.Use undulation degree
Material makes case and bag, can mitigate weight, improve intensity, and these country have had partial monopoly to carry out research and development disclosure.Such as patent
Application No. 201610594977.X Chinese invention, discloses a kind of forming technique of composite, its use liquid molding,
Compression molding or solidification of hot-press tank shaping, RTM moulding process are completed.But it is long to there is complex process, molding time, production effect
The problems such as rate is low, cost is high and is difficult to mass production.
Case and bag are as a popular consumer goods, and the product market demand is very big.Case and bag are general most by fibrous composite
Numeral system is into most of to be made up of epoxy resin base carbon fiber composite material.The epoxy resin carbon fiber composite belongs to heat
Thermosetting resin based composites, because the fragility of thermosetting resin is larger, are making case shell, further to carry out accessory dress
Decorations, are assembled, band again when the position that such as pulley, pull bar, slide fastener have buckle is assembled, it is necessary to carry out brill shell on case shell
There is the draw-bar box of slide fastener when assembling slide fastener, in addition it is also necessary to the sewing machine of high pressure sew on.Therefore, the thermosetting of prior art
Property polymer matrix composites prepare case and bag, and there are the following problems：Easily cause case shell cracking, surface when boring shell to scratch, in sewing
When easily cause the phenomenons such as broken needle, blast hole, cause the yield rate of product is low, of poor quality, production process is complicated and efficiency is low to ask
Topic.
Accordingly, it is desirable to provide a kind of inexpensive, quick mass production case forming technique, and finished product rate is high, can letter
Linkage editor after change, can rapid shaping mass production case and bag and preparation method thereof.
The content of the invention
An object of the present invention, is to solve the epoxy resin base carbon fiber composite material case and bag fragility of prior art
It is larger, easily cause that case shell cracking, blast hole, finished product rate low quality be poor, production process complicated and the low problem of efficiency there is provided one
Kind based on can thermoplastic fibre composite case and bag.With can hot, mechanical-moulded convenience, will not easily cause case shell cracking,
Blast hole, finished product rate are high, superior in quality, production process is simple and the features such as efficiency high.
The second object of the present invention, be to provide for it is a kind of based on can thermoplastic fibre composite case and bag preparation side
Method.
An object of the present invention can be reached by adopting the following technical scheme that：
It is a kind of based on can thermoplastic fibre composite case and bag, including case shell, accessory and slide fastener, it is characterised in that：Institute
The assembling structure for stating accessory and slide fastener is integrally formed with case shell, be specifically during case shell compression molding formed assembling accessory and
The installation site and construction of slide fastener, it is integrally formed molding structure；The case shell by can thermoplastic fibre composite board be molded
It is made.
An object of the present invention can also be reached by adopting the following technical scheme that：
Further, if it is described can thermoplastic fibre composite board be made up of the overlapping hot pressing of dried layer fiber film；
The fiber film by by fibre reinforced materials immersion can in the resin solution of thermoplastic shaping, make can thermoplastic shaping resin fully soak
Profit is toasted under 50-120 DEG C of temperature conditionss and is made for 3-30 minutes on fibre reinforced materials.
Further, it is described can thermoplastic fibre composite board, by fiber film carry out 1-5 stacking close, will overlap
Fiber film afterwards is placed in the vacuum press of programmable temperature-control pressure-control, in vacuum state, the pressure condition in 0.1-10PMa,
By the temperature control in vacuum press at 150-300 DEG C, overlapping film is set to press 3-90 points under 150-300 DEG C of temperature conditionss
Clock, being made can thermoplastic fibres enhancing lamination composite board.
The second object of the present invention can be reached by adopting the following technical scheme that：
It is a kind of based on can thermoplastic fibre composite case and bag preparation method, it is characterised in that comprise the following steps：
1) former and material are got out；Set with preimpregnation, laying, overlapping, temperature-control pressure-control, vacuum pressing-combining be molded,
Cut out, heat and compression molding structure special equipment, be ready to can thermoplastic shaping resin solution and fibre reinforced materials；
2) fiber film is made；Can be in the resin solution of thermoplastic shaping by fibre reinforced materials immersion, making can thermoplastic shaping
Resin is fully infiltrated on fibre reinforced materials, is then toasted 3-30 minutes under 50-120 DEG C of temperature conditionss, and viscose is made
Piece；
3) making can thermoplastic fibres enhancing lamination composite board；Take step 2) described in fiber film carry out 1-5 stacking close,
In the vacuum press that fiber film after overlapping is placed in programmable temperature-control pressure-control, in vacuum state, the pressure in 0.1-10PMa
Condition, by the temperature control in vacuum press at 120-300 DEG C, makes overlapping film pressed under 120-300 DEG C of temperature conditionss
3-90 minutes, being made can thermoplastic fibres enhancing lamination composite board；
4) cutting can thermoplastic fibres enhancing lamination composite board；According to the size and shape of case and bag product, by compact dimensions
Cutting can thermoplastic fibres enhancing lamination composite board；
5) it is punched hole position；The hole position requirement matched somebody with somebody according to case packing, is punched hole position, hole size requirement is according to designed by case and bag
Hole position, be punched out in normal temperature state；
6) workpiece is preheated；By cut and be punched can thermoplastic fibres strengthen and be laminated composite board to be placed on firing equipment enterprising
The pre- thermal softening of row, heating-up temperature is 110 DEG C -250 DEG C, and the softening time is 0.5min-10min；
7) workpiece compression molding；By softening can thermoplastic fibres enhancing lamination composite board be put into mould, use forcing press
Quick compressing, die pressure is 3-50KG, and molding temperature is 50 DEG C -180 DEG C, and molding time is 1min-10min；
8) workpiece is stripped；By the workpiece demoulding, the deburring of compression molding, case shell is made；
9) assembling accessory and slide fastener；All kinds of accessories are assembled in the hole position being punched of case shell；
10) sewing zipper；Finished product case and bag are made on case shell in the sewing of generals' chain after being heated and softened to case shell edge；
Heating-up temperature is 50 DEG C -120 DEG C, softens the time：0.5min-3min.
The second object of the present invention can also be reached by adopting the following technical scheme that：
Further, step 3) preparation condition be：Temperature is 120-300 DEG C, pressure is 0.1-10PMa, vacuum 0-
130 millimetress of mercury, heat time are 3-90 minutes.
Further, step 3) pressure controling mode, including：Multistage temperature compacting, the compacting of multistage pressure, multistage vacuum
Compacting, can progressive forming, autoclave molding machine shaping or vacuum laminator shaping etc..
Further, step 3) described in fiber film, its number of plies overlapped is 1-5 layer, and the thickness of poststack is 0.2-
5mm。
Further, step 5) the punching hole position, it is to be punched out hole portion position to sheet material at normal temperatures, hole portion position
By the size shape demand of product, to ensure the precision of product and avoid follow-up case shell from being further carried out punching after the completion of preparing
Cut, so as to ensure the capability and performances such as product strength, outward appearance.
Further, step 6) the workpiece preheating, refer to that workpiece warm is not limited inside and outside mould, during preheating, make work
The heating temperature of part is between 110 DEG C -250 DEG C；The pre- thermal softening, refers to that workpiece heat is between 110 DEG C -250 DEG C
10s-50s。
Further, step 7) the workpiece compression molding, die pressure is 3KG-50KG, and molding temperature is 50 DEG C -180
DEG C, molding time 10s-30s.
Further, step 10) it is described case shell edge is heated and softened, its heating-up temperature be 50 DEG C -120 DEG C, it is soft
The change time is 0.5min-3min, to ensure during sewing, and the generation of the abnormal conditions such as broken needle, cracking is not produced.
The present invention has beneficial effect prominent as follows：
1st, it is of the present invention based on can thermoplastic fibre composite case and bag, including case shell, accessory and slide fastener are described
The assembling structure of accessory and slide fastener is integrally formed with case shell, is specifically that assembling accessory and drawing are formed during case shell compression molding
The installation site and construction of chain, it is integrally formed molding structure；The case shell by can thermoplastic fibre composite board molding make
Into；Can be before thermoplastic fibre the Molding Forming of Composites (case shell) by the position one-shot forming in buckle or hole, section in sheet material
The process of follow-up drilling in province, it is to avoid case shell cracking, the phenomenon scratched；Therefore, it is possible to solve the epoxy resin of prior art
Base carbon fiber composite material case and bag fragility is larger, the poor, production process that easily causes case shell cracking, blast hole, finished product rate low quality
The complicated and low problem of efficiency, with can hot, mechanical-moulded convenience, case shell cracking, blast hole, finished product rate will not be easily caused
High, superior in quality, production process is simple and the features such as efficiency high and beneficial effect.
2nd, preparation method of the present invention, using plate compression moulding, substitutes the mode and traditional fibre of paving cloth by hand
Composite make case and bag method, moulding process is optimized, simplify product manufacturing process, using pre- thermal softening into
Type, molding time is greatly shortened；With improving efficiency, Product Precision and reduce cost and other effects.In sewing zipper, by case and bag
Edge softened, the simple shaping of sewing, the problem of solving broken needle, cracking improves yield rate.
3rd, the present invention utilizes plate compression moulding, it is to avoid resin high-pressure is imported or injected, and solves current resin infiltration not
Fully, uneven the problem of, with the effect for improving product apparent mass and overall performance.In addition, the present invention's can thermoplasticity
Resin has the ability of multiple plastotype after the heating, good with fiber effect of impregnation, can thermoplastic resin be pre-coated with fibre
On Wei Bu, make prepreg, then solidification be pressed into can thermoplastic fibre sheet material, solve the infiltration of current resin insufficient, uneven
The problem of, with the effect for improving product apparent mass and overall performance.
Embodiment
Specific embodiment 1：
The present embodiment be related to based on can thermoplastic fibre composite case and bag, including case shell, accessory and slide fastener are described
The assembling structure of accessory and slide fastener is integrally formed with case shell, is specifically that assembling accessory and drawing are formed during case shell compression molding
The installation site and construction of chain, it is integrally formed molding structure；The case shell by can thermoplastic fibre composite board molding make
Into.
In the present embodiment：
Further, if it is described can thermoplastic fibre composite board be made up of the overlapping hot pressing of dried layer fiber film；
The fiber film by by fibre reinforced materials immersion can in the resin solution of thermoplastic shaping, make can thermoplastic shaping resin fully soak
Profit is toasted under 50-120 DEG C of temperature conditionss and is made for 3-30 minutes on fibre reinforced materials.
Further, it is described can thermoplastic fibre composite board, by fiber film carry out 1-5 stacking close, will overlap
Fiber film afterwards is placed in the vacuum press of programmable temperature-control pressure-control, in vacuum state, the pressure condition in 0.1-10PMa,
By the temperature control in vacuum press at 150-300 DEG C, overlapping film is set to press 3-90 points under 150-300 DEG C of temperature conditionss
Clock, being made can thermoplastic fibres enhancing lamination composite board.
The present embodiment be related to based on can thermoplastic fibre composite case and bag preparation method, it is characterised in that including
Following steps：
1) former and material are got out；Set with preimpregnation, laying, overlapping, temperature-control pressure-control, vacuum pressing-combining be molded,
Cut out, heat and compression molding structure special equipment, be ready to can thermoplastic shaping resin solution and fibre reinforced materials；
2) fiber film is made；Can be in the resin solution of thermoplastic shaping by fibre reinforced materials immersion, making can thermoplastic shaping
Resin is fully infiltrated on fibre reinforced materials, is then toasted 5 minutes under 120 DEG C of temperature conditionss, and fiber film is made；
3) making can thermoplastic fibres enhancing lamination composite board；Take step 2) described in fiber film carry out 1-5 stacking close,
In the vacuum press that fiber film after overlapping is placed in programmable temperature-control pressure-control, in vacuum state, the pressure strip in 0.9PMa
Part, by the temperature control in vacuum press at 180 DEG C, makes overlapping film pressed 10 minutes under 180 DEG C of temperature conditionss, is made
Can thermoplastic fibres enhancing lamination composite board；Thickness is 0.5mm；
4) cutting can thermoplastic fibres enhancing lamination composite board；According to the size and shape of case and bag product, by compact dimensions
Cutting can thermoplastic fibres enhancing lamination composite board；Required according to the size of product, being cut with automatic cutter precisely can heat
Plasitc fibers laminar composite sheet material, size is 0.3*0.2M；
5) it is punched hole position；The hole position requirement matched somebody with somebody according to case packing, is punched hole position, hole size requirement is according to designed by case and bag
Hole position, be punched out in normal temperature state；
6) workpiece is preheated；By cut and be punched can thermoplastic fibres strengthen and be laminated composite board to be placed on firing equipment enterprising
The pre- thermal softening of row, heating-up temperature is 110 DEG C -250 DEG C, and the softening time is 0.5min-10min；It is preferred that 110 DEG C of heating-up temperature is taken,
Softening time 10min；
7) workpiece compression molding；By softening can thermoplastic fibres enhancing lamination composite board be put into mould, use forcing press
Quick compressing, die pressure is 3-50KG, and molding temperature is 50 DEG C -180 DEG C, and molding time is 1min-10min；
8) workpiece is stripped；By the workpiece demoulding, the deburring of compression molding, case shell is made；
9) assembling accessory and slide fastener；All kinds of accessories are assembled in the hole position being punched of case shell；
10) sewing zipper；Finished product case and bag are made on case shell in the sewing of generals' chain after being heated and softened to case shell edge；
Temperature 50 C is heated and softened, softens time 3min；Finished product case and bag are made.
Specific embodiment 2：
The characteristics of this specific embodiment 2, is as follows：
1) by can the resin of thermoplastic shaping be uniformly coated on carbon fiber cloth, toasted 4 minutes under the conditions of 130 DEG C, fibre be made
Tie up film；
2) above-mentioned 2 layers of fiber film is taken to be overlapped, in the vacuum press for being placed in programmable temperature-control pressure-control, in vacuum shape
State, in 0.8PMa pressure condition, products temperature is pressed 5 minutes under the conditions of 200 DEG C, and the fiber lamination of 0.5mm thickness is made
Composite board；
3) required according to the size of product, cut with automatic cutter precisely can thermoplastic fibres sheet material, size is：0.4*
0.6M；
4) required according to the size of product, accurate thermoplastic materials fibrous plate is cut with automatic cutter；
5) according to the buckle of case and bag and hole position requirement, blanked sheet material；
6) sheet material is put into infrared temperature machine to be heated below to 150 DEG C, softens time 5min；
7) sheet material after softening is put into mould, compressing, and pressure is 20KG, and temperature is 120 DEG C, press time
5min；
8) Assembly part；
9) luggage side edge is softened, 80 DEG C of softening temperature softens time 2min；
10) sewing zipper；
12) finished product is checked and accepted, and completes production procedure.
Remaining is with specific embodiment 1.
Specific embodiment 3：
The characteristics of this specific embodiment 2, is as follows：
1) by can the resin of thermoplastic shaping be uniformly coated on carbon fiber cloth, toasted 3 minutes under the conditions of 150 DEG C, fibre be made
Tie up film；
2) above-mentioned 2 layers of carbon fiber film is taken to be overlapped, in the vacuum press for being placed in programmable temperature-control pressure-control, in vacuum shape
State, in 0.7PMa pressure condition, products temperature is pressed 5 minutes under the conditions of 190 DEG C, and the fiber lamination of 0.5mm thickness is made
Composite board；
3) according to the size of product require, cut with automatic cutter precisely can thermoplastic fibres laminar composite sheet material,
Size is：0.7*0.5M；
4) required according to the size of product, accurate thermoplastic materials fibrous plate is cut with automatic cutter；
5) according to the buckle of case and hole position requirement, blanked sheet material；
6) sheet material is put on mould, heating mould to 200 DEG C, sheet material softening；
7) compressing, pressure is 30KG, 150 DEG C of molding temperature, molding time 10S
8) Assembly part；
9) luggage side edge, softening temperature are softened：120 DEG C, soften the time：0.5min
10) sewing zipper
11) check and accept and complete.
Other embodiments of the invention, are reference to be embodied 1, its feature is as follows：
Further, step 3) preparation condition be：Temperature is 120-300 DEG C, pressure is 0.1-10PMa, vacuum 0-
130 millimetress of mercury, heat time are 3-90 minutes.
Further, step 3) pressure controling mode, including：Multistage temperature compacting, the compacting of multistage pressure, multistage vacuum
Compacting, can progressive forming, autoclave molding machine shaping or vacuum laminator shaping etc..
Further, step 3) described in fiber film, its number of plies overlapped is 1-5 layer, and the thickness of poststack is 0.2-
5mm。
Further, step 5) the punching hole position, it is to be punched out hole portion position to sheet material at normal temperatures, hole portion position
By the size shape demand of product, to ensure the precision of product and avoid follow-up case shell from being further carried out punching after the completion of preparing
Cut, so as to ensure the capability and performances such as product strength, outward appearance.
Further, step 6) the workpiece preheating, refer to that workpiece warm is not limited inside and outside mould, during preheating, make work
The heating temperature of part is between 110 DEG C -250 DEG C；The pre- thermal softening, refers to that workpiece heat is between 110 DEG C -250 DEG C
10s-50s。
Further, step 7) the workpiece compression molding, die pressure is 3KG-50KG, and molding temperature is 50 DEG C -180
DEG C, molding time 10s-30s.
Further, step 10) it is described case shell edge is heated and softened, its heating-up temperature be 50 DEG C -120 DEG C, it is soft
The change time is 0.5min-3min, to ensure during sewing, and the generation of the abnormal conditions such as broken needle, cracking is not produced.
In summary, the preparation method of case and bag proposed by the invention, can quickly be integrally formed, and simplify technique stream
Journey, buckle and hole position install one-shot forming, and the sewing of slide fastener is simple and quick, has put forward the yield rate of product, has realized mass production
Purpose.
Claims (10)
1. it is a kind of based on can thermoplastic fibre composite case and bag, including case shell, accessory and slide fastener, it is characterised in that：It is described
The assembling structure of accessory and slide fastener is integrally formed with case shell, is specifically that assembling accessory and drawing are formed during case shell compression molding
The installation site and construction of chain, it is integrally formed molding structure；The case shell by can thermoplastic fibre composite board molding make
Into.
2. it is according to claim 1 it is a kind of based on can thermoplastic fibre composite case and bag, it is characterised in that：Described
If can thermoplastic fibre composite board by dried layer fiber film overlapping hot pressing be made；The fiber film is by by fiber reinforcement
Material immersion can in the resin solution of thermoplastic shaping, make can thermoplastic shaping resin fully infiltrate on fibre reinforced materials, and
Baking is made for 3-30 minutes under 50-120 DEG C of temperature conditionss.
3. it is according to claim 1 it is a kind of based on can thermoplastic fibre composite case and bag, it is characterised in that：It is described can
Thermoplastic fibre composite board, carries out 1-5 stackings by fiber film and closes, the fiber film after overlapping is placed in into programmable control
In the vacuum press of temperature control pressure, in vacuum state, the pressure condition in 0.1-10PMa, the temperature control in vacuum press is existed
150-300 DEG C, overlapping film is set to be pressed 3-90 minutes under 150-300 DEG C of temperature conditionss, being made can thermoplastic fibres enhancement layer
Press composite board.
4. it is a kind of based on can thermoplastic fibre composite case and bag preparation method, it is characterised in that comprise the following steps：
1) former and material are got out；Set be molded, cut out with preimpregnation, laying, overlapping, temperature-control pressure-control, vacuum pressing-combining,
Heating and compression molding structure special equipment, be ready to can thermoplastic shaping resin solution and fibre reinforced materials；
2) fiber film is made；Can be in the resin solution of thermoplastic shaping by fibre reinforced materials immersion, making can thermoplastic shaping resin
Then fully infiltration toasts 3-30 minutes on fibre reinforced materials under 50-120 DEG C of temperature conditionss, and fiber film is made；
3) making can thermoplastic fibres enhancing lamination composite board；Take step 2) described in fiber film carry out 1-5 stackings and close, will be folded
Fiber film after conjunction is placed in the vacuum press of programmable temperature-control pressure-control, in vacuum state, the pressure strip in 0.1-10PMa
Part, by the temperature control in vacuum press at 120-300 DEG C, makes overlapping film press 3- under 120-300 DEG C of temperature conditionss
90 minutes, being made can thermoplastic fibres enhancing lamination composite board；
4) cutting can thermoplastic fibres enhancing lamination composite board；According to the size and shape of case and bag product, cut by compact dimensions
Can thermoplastic fibres enhancing lamination composite board；
5) it is punched hole position；The hole position requirement matched somebody with somebody according to case packing, is punched hole position, hole size requirement is according to the hole designed by case and bag
Position, is punched out in normal temperature state；
6) workpiece is preheated；By cut and be punched can thermoplastic fibres enhancing lamination composite board be placed on firing equipment progress in advance
Thermal softening, heating-up temperature is 110 DEG C -250 DEG C, and the softening time is 0.5min-10min；
7) workpiece compression molding；By softening can thermoplastic fibres enhancing lamination composite board be put into mould, it is quick with forcing press
Compressing, die pressure is 3-50KG, and molding temperature is 50 DEG C -180 DEG C, and molding time is 1min-10min；
8) workpiece is stripped；By the workpiece demoulding, the deburring of compression molding, case shell is made；
9) assembling accessory and slide fastener；All kinds of accessories are assembled in the hole position being punched of case shell；
10) sewing zipper；Finished product case and bag are made on case shell in the sewing of generals' chain after being heated and softened to case shell edge；Heating
Temperature is 50 DEG C -120 DEG C, softens the time：0.5min-3min.
5. it is according to claim 4 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 3) preparation condition be：Temperature is 120-300 DEG C, pressure be 0.1-10PMa, vacuum 0-130 millimetress of mercury,
Heat time is 3-90 minutes；The step 3) pressure controling mode, including：Multistage temperature compacting, the compacting of multistage pressure, multistage
Vacuum suppress, can progressive forming, autoclave molding machine shaping or vacuum laminator shaping etc..
6. it is according to claim 5 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 3) described in fiber film, its number of plies overlapped is 1-5 layer, and the thickness of poststack is 0.2-5mm.
7. it is according to claim 4 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 5) the punching hole position is to be punched out hole portion position to sheet material at normal temperatures, the size of product is pressed in hole portion position
Shape requirements, to ensure the precision of product and avoid follow-up case shell from being further carried out punching after the completion of preparing, so as to ensure production
The capability and performances such as product intensity, outward appearance.
8. it is according to claim 4 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 6) the workpiece preheating, refer to that workpiece warm is not limited inside and outside mould, during preheating, make the heating temperature of workpiece
Between 110 DEG C -250 DEG C；The pre- thermal softening, it is 10s-50s between 110 DEG C -250 DEG C to refer to workpiece heat.
9. it is according to claim 4 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 7) the workpiece compression molding, die pressure is 3KG-50KG, and molding temperature is 50 DEG C -180 DEG C, molding time
10s-30s。
10. it is according to claim 4 it is a kind of based on can thermoplastic fibre composite case and bag preparation method, its feature
It is：Step 10) it is described case shell edge is heated and softened, its heating-up temperature is 50 DEG C -120 DEG C, and the softening time is
0.5min-3min, to ensure during sewing, the generation of the abnormal conditions such as broken needle, cracking is not produced.
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Cited By (3)
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| CN110509528A (en) * | 2019-09-20 | 2019-11-29 | 海门市大茂晟新材料科技有限公司 | Mounting structure, the luggage of a kind of production method of luggage shell, roller for luggage |
| CN110722815A (en) * | 2019-10-21 | 2020-01-24 | 中电莱斯信息系统有限公司 | Modularized forming process of light high-strength carbon fiber portable box |
| CN114919208A (en) * | 2022-03-31 | 2022-08-19 | 歌尔股份有限公司 | Molding apparatus and molding method |
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| CN114919208A (en) * | 2022-03-31 | 2022-08-19 | 歌尔股份有限公司 | Molding apparatus and molding method |
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Application publication date: 20171024 |