CN105015078A - Wet method top line secondary molding edge bounding production process - Google Patents

Wet method top line secondary molding edge bounding production process Download PDF

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Publication number
CN105015078A
CN105015078A CN201510445406.5A CN201510445406A CN105015078A CN 105015078 A CN105015078 A CN 105015078A CN 201510445406 A CN201510445406 A CN 201510445406A CN 105015078 A CN105015078 A CN 105015078A
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China
Prior art keywords
finished product
semi
controls
glue
roof liner
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CN201510445406.5A
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Chinese (zh)
Inventor
邓利农
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Wuxi Jixing Auto Acoustic Parts Technology Co Ltd
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Wuxi Jixing Auto Acoustic Parts Technology Co Ltd
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Priority to CN201510445406.5A priority Critical patent/CN105015078A/en
Publication of CN105015078A publication Critical patent/CN105015078A/en
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Classifications

    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • 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
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
    • 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
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10073—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising at least two glass sheets, neither of which being an outer layer
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/18—Handling of layers or the laminate
    • B32B38/1825—Handling of layers or the laminate characterised by the control or constructional features of devices for tensioning, stretching or registration
    • B32B38/1833—Positioning, e.g. registration or centering
    • B32B38/1841—Positioning, e.g. registration or centering during laying up
    • B32B38/185—Positioning, e.g. registration or centering during laying up combined with the cutting of one or more layers
    • 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
    • B32B43/00—Operations specially adapted for layered products and not otherwise provided for, e.g. repairing; Apparatus therefor
    • B32B43/003—Cutting
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • B32B2038/045—Slitting
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

The present invention relates to a wet method top line secondary molding edge bounding production process which includes the following steps: taking a PU base material to send into a rubber roller for rubber rolling and heating; soaking the rolled PU base material to be soft in the manner of uniform spraying of pure water; sending the laid base material into a mold for pressing and molding; performing vacuum adsorption cooling molding on the pressing-molded semi-finished product; putting the pressing-molded semi-finished product onto a rubber-spraying jig for positioning, transferring a tray to a rubber-spraying room for rubber-spraying work; hanging the rubber-sprayed semi-finished product onto a drying room hook for drying; combining the dried semi-finished product with the fabric to put into a mold for lamination; cooling the cooled-molded semi-finished product to room temperature; cutting the cooled-molded top line semi-finished product with a water cutter; putting the top line semi-finished product cut with the water cutter onto a press frame jig for positioning, applying rubber on the top line, performing pressing positioning on a skylight window frame; and putting the top line provided with the skylight window frame by pressing on an edge bounding machine. The wet method top line secondary molding edge bounding production process satisfies the beautiful and clean design requirements, and simplifies the edge bounding top line production process.

Description

A kind of post forming bound edge production technology of wet method roof liner
Technical field
The present invention relates to a kind of production technology of automotive upholstery, the present invention especially relates to a kind of post forming bound edge production technology of wet method roof liner.
Background technology
Automobile roof liner is installed on the decoration on the panel beating of automobile cabin top, play sound insulation, heat insulation, beautify the features such as driving cabin, more and more pursuing high-performance, environment-friendly type, lightweight and energy-saving epoch, automotive trim become people the same as car conour select a key factor of car, therefore more and more higher to the requirement of automotive upholstery.In the production technology of existing roof liner, the forward position of roof liner and windshield matching part and position, skylight because of roof liner fabric produce burr in Water Cutting after-contraction, leak outside the problems such as base material, affects the exterior quality of roof liner.Existing moulding process mainly also exists following problem:
1, roof liner fabric produces burr in Water Cutting after-contraction, leak outside the problems such as base material;
2, knitted composite fabric shrinks the position generation undulating pleats making roof liner trimming position intensity more weak.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the post forming bound edge production technology of wet method roof liner that a kind of production process is efficient, quick, save production cost is provided.
According to technical scheme provided by the invention, the bound edge production technology of described a kind of post forming wet method roof liner comprises the following steps:
A, get PU base material send into glue spreader carry out plastic roll, heating; The electric machine frequency of roller machine controls at 20 ~ 40Hz, and the up-down roller clearance control of glue spreader is at 5.0 ~ 5.5mm, and the bowl temperature of glue spreader controls at 40 ~ 50 DEG C, and PU base material upper and lower surface each one side plastic roll amount controls at 35 ~ 45g/m 2, the rigidity effect of roof liner is played by the gluing of PU base material;
B, the PU base material pure water sprinkler having rolled glue is evenly sprayed pure water mode steep soft, the electric machine frequency of pure water sprinkler controls at 40 ~ 60Hz, and the amount of purified water of sprinkling controls at 25 ~ 35g/m 2;
C, by transfer matic lay material, the superiors table cloth be water proof nonwoven cloth, the second layer is Chopped Strand Mat, and third layer is PU base material, and the 4th layer is Chopped Strand Mat, bottom lay common non-woven fabric; Material good for lay is sent into mould compressing, time compressing, mold temperature controls at 120 ~ 130 DEG C, briquetting pressure controls at 8 ~ 10Mpa, molding time controls at 40 ~ 50 seconds, obtained compressing semi-finished product, are cut the unnecessary base material of compressing semi-finished product periphery and position, skylight by mold notch;
D, compressing semi-finished product are carried out vacuum suction cooling and shaping, chilling temperature controls at 10 ~ 20 DEG C, and control cool time at 40 ~ 50 seconds, vacuum degree control is at 0.4 ~ 0.6Mpa;
E, to be placed on glue spraying tool by the compressing semi-finished product through vacuum suction cooling and shaping and locate, pallet is sent in glue spraying room and carries out glue spraying operation, and glue spraying air pressure controls at 0.2 ~ 0.4Mpa, and glue spraying amount controls at 80 ~ 100g/m 2, obtain glue spraying semi-finished product;
F, by spray glue spraying semi-finished product hang to drying shed hook on carry out drying process, baking temperature controls at 70 ~ 80 DEG C, controls drying time at 15 ~ 18 minutes, and transmission FREQUENCY CONTROL, at F1.90 ~ F2.0, obtains dry semi-finished product;
G, dry semi-finished product and roof liner fabric are placed in mould of fitting and fit, roof liner fabric contacts with the water proof nonwoven cloth in dry semi-finished product, and during laminating, mold temperature controls at 65 ~ 75 DEG C, and laminate pressure controls at 8 ~ 10Mpa, laminating time controling, at 45 ~ 55 seconds, obtains roof liner semi-finished product;
H, roof liner semi-finished product are cooled to normal temperature, make it shape;
I, the roof liner semi-finished product after cooling and shaping are carried out high pressure waterjet, cutting hydraulic pressure control is at 40000 ~ 50000psi, and cutting air pressure controls at 0.6 ~ 0.8Mpa;
J, roof liner semi-finished product good for Water Cutting are placed on press box tool position, utilize adhesive supplier device people to play glue on roof liner, then adopt press box tool to carry out skylight frame compacting location;
K, the roof liner suppressing skylight frame is placed on taping machine, use hairbrush respectively to skylight sash all around and product forward position base material carry out uniform gluing, glue-spread controls at 40 ~ 50g/m 2, utilize skylight taping machine to carry out automatic bound edge to roof liner forward position and position, skylight, bound edge temperature controls at 90 ~ 110 DEG C, and forward position flanging and restriking time controling was at 40 ~ 50 seconds, and skylight flanging and restriking time controling was at 30 ~ 40 seconds.
In step a, the polyurethane glue that the polyurethane glue that the glue used during plastic roll is model is CC1974, model are CC1979 or the polyurethane glue that model is CC1978.
In step e, the water-base cement that the glue used when carrying out glue spraying operation is model is 3428-06A or the water-base cement that model is 3428-08A.
In step k, the solvent-borne type glue that the glue used during gluing is model is 300B or the solvent-borne type glue that model is JR601.
After the automobile roof liner that the present invention produces is shaping ahead of the curve and trimming position, skylight produce burr, edge-curl phenomenon, and lower floor's base material at trimming position leaks outside, and roof liner forward position and position, skylight produce the phenomenon of undulating pleats; Meet beautiful and clean designing requirement, simplify the production technology of bound edge roof liner.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
The PU base material that following examples use is provided by Zhejiang Province Huajiang Technology Development Co., Ltd.
The water proof nonwoven cloth that following examples use is provided by Changzhou Jia Sheng non-woven fabrics Co., Ltd.
The Chopped Strand Mat that following examples use is provided by Jiangsu Changhai Composite Material Co., Ltd.
The common non-woven fabric that following examples use is provided by Changzhou Jia Sheng non-woven fabrics Co., Ltd.
The roof liner fabric that following examples use is provided by Wal, Jinhua automobile decoration piece Co., Ltd.
Embodiment 1
The automobile roof liner of monarch's prestige model of production Shanghai GM company, its production technology comprises the following steps:
A, get PU base material send into glue spreader carry out plastic roll, heating; The electric machine frequency of roller machine controls at 20Hz, the up-down roller clearance control of glue spreader is at 5.0mm, the bowl temperature of glue spreader controls at 40 DEG C, and use the polyurethane glue that model is CC1974 during plastic roll, PU base material upper and lower surface each one side plastic roll amount controls at 35g/m 2, the rigidity effect of roof liner is played by the gluing of PU base material;
B, the PU base material pure water sprinkler having rolled glue is evenly sprayed pure water mode steep soft, the electric machine frequency of pure water sprinkler controls at 40Hz, and the amount of purified water of sprinkling controls at 25g/m 2;
C, by transfer matic lay material, the superiors table cloth be water proof nonwoven cloth, the second layer is Chopped Strand Mat, and third layer is PU base material, and the 4th layer is Chopped Strand Mat, bottom lay common non-woven fabric; Material good for lay is sent into mould compressing, time compressing, mold temperature controls at 120 DEG C, and briquetting pressure controls at 8Mpa, and molding time controls at 40 seconds, obtained compressing semi-finished product, are cut the unnecessary base material of compressing semi-finished product periphery and position, skylight by mold notch;
D, compressing semi-finished product are carried out vacuum suction cooling and shaping, chilling temperature controls at 10 ~ 20 DEG C, and control cool time at 40 seconds, vacuum degree control is at 0.4Mpa;
E, the compressing semi-finished product through vacuum suction cooling and shaping are placed on glue spraying tool and locates, pallet is sent in glue spraying room and carries out glue spraying operation, the glue used during glue spraying operation is the water-base cement that model is 3428-06A, and glue spraying air pressure controls at 0.2Mpa, and glue spraying amount controls at 80g/m 2, obtain glue spraying semi-finished product;
F, by spray glue spraying semi-finished product hang to drying shed hook on carry out drying process, baking temperature controls at 70 DEG C, controls drying time at 15 minutes, and transmission FREQUENCY CONTROL, at F1.90, obtains dry semi-finished product;
G, dry semi-finished product and roof liner fabric are placed in mould of fitting and fit, roof liner fabric contacts with the water proof nonwoven cloth in dry semi-finished product, and during laminating, mold temperature controls at 65 DEG C, and laminate pressure controls at 8Mpa, laminating time controling, at 45 seconds, obtains roof liner semi-finished product;
H, roof liner semi-finished product are cooled to normal temperature, make it shape;
I, the roof liner semi-finished product after cooling and shaping are carried out high pressure waterjet, cutting hydraulic pressure control is at 40000psi, and cutting air pressure controls at 0.6Mpa;
J, roof liner semi-finished product good for Water Cutting are placed on press box tool position, utilize adhesive supplier device people to play glue on roof liner, then adopt press box tool to carry out skylight frame compacting location;
K, the roof liner suppressing skylight frame is placed on taping machine, use hairbrush respectively to skylight sash all around and product forward position base material carry out uniform gluing, the solvent-borne type glue that the glue used during gluing is model is 300B, glue-spread controls at 40g/m 2, utilize skylight taping machine to carry out automatic bound edge to roof liner forward position and position, skylight, bound edge temperature controls at 90 DEG C, and forward position flanging and restriking time controling was at 40 seconds, and skylight flanging and restriking time controling was at 30 seconds.
With the assembly of this roof liner and assembling fittings, there is following performance parameter:
1, fire resistance meets GMW3232, < 100mm/min;
2, acoustical behavior meets GMW14177, GMW14176, and by the qualification of Pan Asia;
3, colour fastness to rubbing meets the requirement of ISO105-B06, test result≤3 grade;
4, smell meets the requirement of GMW3025, test result >=6 grade;
5, wearability meets the requirement of GMW1423, through outward appearance >=6 grade, circulation rear surface of 300 times.
Embodiment 2
The automobile roof liner of the Ang Kewei model of production Shanghai GM company, its production technology comprises the following steps:
A, get PU base material send into glue spreader carry out plastic roll, heating; The electric machine frequency of roller machine controls at 40Hz, the up-down roller clearance control of glue spreader is at 5.5mm, the bowl temperature of glue spreader controls at 50 DEG C, and use the polyurethane glue that model is CC1979 during plastic roll, PU base material upper and lower surface each one side plastic roll amount controls at 45g/m 2, the rigidity effect of roof liner is played by the gluing of PU base material;
B, the PU base material pure water sprinkler having rolled glue is evenly sprayed pure water mode steep soft, the electric machine frequency of pure water sprinkler controls at 60Hz, and the amount of purified water of sprinkling controls at 35g/m 2;
C, by transfer matic lay material, the superiors table cloth be water proof nonwoven cloth, the second layer is Chopped Strand Mat, and third layer is PU base material, and the 4th layer is Chopped Strand Mat, bottom lay common non-woven fabric; Material good for lay is sent into mould compressing, time compressing, mold temperature controls at 130 DEG C, and briquetting pressure controls at 10Mpa, and molding time controls at 50 seconds, obtained compressing semi-finished product, are cut the unnecessary base material of compressing semi-finished product periphery and position, skylight by mold notch;
D, compressing semi-finished product are carried out vacuum suction cooling and shaping, chilling temperature controls at 10 ~ 20 DEG C, and control cool time at 50 seconds, vacuum degree control is at 0.6Mpa;
E, the compressing semi-finished product through vacuum suction cooling and shaping are placed on glue spraying tool and locates, pallet is sent in glue spraying room and carries out glue spraying operation, the glue used during glue spraying operation is the water-base cement that model is 3428-08A, and glue spraying air pressure controls at 0.4Mpa, and glue spraying amount controls at 80 ~ 100g/m 2, obtain glue spraying semi-finished product;
F, by spray glue spraying semi-finished product hang to drying shed hook on carry out drying process, baking temperature controls at 80 DEG C, controls drying time at 18 minutes, and transmission FREQUENCY CONTROL, at F2.0, obtains dry semi-finished product;
G, dry semi-finished product and roof liner fabric are placed in mould of fitting and fit, roof liner fabric contacts with the water proof nonwoven cloth in dry semi-finished product, and during laminating, mold temperature controls at 75 DEG C, and laminate pressure controls at 10Mpa, laminating time controling, at 55 seconds, obtains roof liner semi-finished product;
H, roof liner semi-finished product are cooled to normal temperature, make it shape;
I, the roof liner semi-finished product after cooling and shaping are carried out high pressure waterjet, cutting hydraulic pressure control is at 50000psi, and cutting air pressure controls at 0.8Mpa;
J, roof liner semi-finished product good for Water Cutting are placed on press box tool position, utilize adhesive supplier device people to play glue on roof liner, then adopt press box tool to carry out skylight frame compacting location;
K, the roof liner suppressing skylight frame is placed on taping machine, use hairbrush respectively to skylight sash all around and product forward position base material carry out uniform gluing, the solvent-borne type glue that the glue used during gluing is model is JR601.Glue-spread controls at 50g/m 2, utilize skylight taping machine to carry out automatic bound edge to roof liner forward position and position, skylight, bound edge temperature controls at 110 DEG C, and forward position flanging and restriking time controling was at 50 seconds, and skylight flanging and restriking time controling was at 40 seconds.
With the assembly of this roof liner and assembling fittings, there is following performance parameter:
1, fire resistance meets GMW3232, < 100mm/min;
2, acoustical behavior meets GMW14177, GMW14176, and by the qualification of Pan Asia;
3, colour fastness to rubbing meets the requirement of ISO105-B06, test result≤3 grade;
4, smell meets the requirement of GMW3025, test result >=6 grade;
5, wearability meets the requirement of GMW1423, through outward appearance >=6 grade, circulation rear surface of 300 times.
Embodiment 3
The automobile roof liner of the Viano model of production Fujian Dai Ke company, its production technology comprises the following steps:
A, get PU base material send into glue spreader carry out plastic roll, heating; The electric machine frequency of roller machine controls at 30Hz, the up-down roller clearance control of glue spreader is at 5.2mm, the bowl temperature of glue spreader controls at 45 DEG C, and use the polyurethane glue that model is CC1978 during plastic roll, PU base material upper and lower surface each one side plastic roll amount controls at 40g/m 2, the rigidity effect of roof liner is played by the gluing of PU base material;
B, the PU base material pure water sprinkler having rolled glue is evenly sprayed pure water mode steep soft, the electric machine frequency of pure water sprinkler controls at 50Hz, and the amount of purified water of sprinkling controls at 30g/m 2;
C, by transfer matic lay material, the superiors table cloth be water proof nonwoven cloth, the second layer is Chopped Strand Mat, and third layer is PU base material, and the 4th layer is Chopped Strand Mat, bottom lay common non-woven fabric; Material good for lay is sent into mould compressing, time compressing, mold temperature controls at 125 DEG C, and briquetting pressure controls at 9.2Mpa, and molding time controls at 45 seconds, obtained compressing semi-finished product, are cut the unnecessary base material of compressing semi-finished product periphery and position, skylight by mold notch;
D, compressing semi-finished product are carried out vacuum suction cooling and shaping, chilling temperature controls at 10 ~ 20 DEG C, and control cool time at 45 seconds, vacuum degree control is at 0.55Mpa;
E, the compressing semi-finished product through vacuum suction cooling and shaping are placed on glue spraying tool and locates, pallet is sent in glue spraying room and carries out glue spraying operation, the glue used during glue spraying operation is the water-base cement that model is 3428-06A, and glue spraying air pressure controls at 0.32Mpa, and glue spraying amount controls at 80 ~ 100g/m 2, obtain glue spraying semi-finished product;
F, by spray glue spraying semi-finished product hang to drying shed hook on carry out drying process, baking temperature controls at 75 DEG C, controls drying time at 16 minutes, and transmission FREQUENCY CONTROL, at F2.0, obtains dry semi-finished product;
G, dry semi-finished product and roof liner fabric are placed in mould of fitting and fit, roof liner fabric contacts with the water proof nonwoven cloth in dry semi-finished product, and during laminating, mold temperature controls at 70 DEG C, and laminate pressure controls at 9Mpa, laminating time controling, at 50 seconds, obtains roof liner semi-finished product;
H, roof liner semi-finished product are cooled to normal temperature, make it shape;
I, the roof liner semi-finished product after cooling and shaping are carried out high pressure waterjet, cutting hydraulic pressure control is at 45000psi, and cutting air pressure controls at 0.73Mpa;
J, roof liner semi-finished product good for Water Cutting are placed on press box tool position, utilize adhesive supplier device people to play glue on roof liner, then adopt press box tool to carry out skylight frame compacting location;
K, the roof liner suppressing skylight frame is placed on taping machine, use hairbrush respectively to skylight sash all around and product forward position base material carry out uniform gluing, the solvent-borne type glue that the glue used during gluing is model is 300B, glue-spread controls at 45g/m 2, utilize skylight taping machine to carry out automatic bound edge to roof liner forward position and position, skylight, bound edge temperature controls at 102 DEG C, and forward position flanging and restriking time controling was at 43 seconds, and skylight flanging and restriking time controling was at 37 seconds.
With the assembly of this roof liner and assembling fittings, there is following performance parameter:
1, fire resistance meets GMW3232, < 100mm/min;
2, acoustical behavior meets GMW14177, GMW14176, and by the qualification of Pan Asia;
3, colour fastness to rubbing meets the requirement of ISO105-B06, test result≤3 grade;
4, smell meets the requirement of GMW3025, test result >=6 grade;
5, wearability meets the requirement of GMW1423, through outward appearance >=6 grade, circulation rear surface of 300 times.

Claims (4)

1. a bound edge production technology for post forming wet method roof liner, is characterized in that it comprises the following steps:
A, get PU base material send into glue spreader carry out plastic roll, heating; The electric machine frequency of roller machine controls at 20 ~ 40Hz, and the up-down roller clearance control of glue spreader is at 5.0 ~ 5.5mm, and the bowl temperature of glue spreader controls at 40 ~ 50 DEG C, and PU base material upper and lower surface each one side plastic roll amount controls at 35 ~ 45g/m 2, the rigidity effect of roof liner is played by the gluing of PU base material;
B, the PU base material pure water sprinkler having rolled glue is evenly sprayed pure water mode steep soft, the electric machine frequency of pure water sprinkler controls at 40 ~ 60Hz, and the amount of purified water of sprinkling controls at 25 ~ 35g/m 2;
C, by transfer matic lay material, the superiors table cloth be water proof nonwoven cloth, the second layer is Chopped Strand Mat, and third layer is PU base material, and the 4th layer is Chopped Strand Mat, bottom lay common non-woven fabric; Material good for lay is sent into mould compressing, time compressing, mold temperature controls at 120 ~ 130 DEG C, briquetting pressure controls at 8 ~ 10Mpa, molding time controls at 40 ~ 50 seconds, obtained compressing semi-finished product, are cut the unnecessary base material of compressing semi-finished product periphery and position, skylight by mold notch;
D, compressing semi-finished product are carried out vacuum suction cooling and shaping, chilling temperature controls at 10 ~ 20 DEG C, and control cool time at 40 ~ 50 seconds, vacuum degree control is at 0.4 ~ 0.6Mpa;
E, to be placed on glue spraying tool by the compressing semi-finished product through vacuum suction cooling and shaping and locate, pallet is sent in glue spraying room and carries out glue spraying operation, and glue spraying air pressure controls at 0.2 ~ 0.4Mpa, and glue spraying amount controls at 80 ~ 100g/m 2, obtain glue spraying semi-finished product;
F, by glue spraying semi-finished product hang to drying shed hook on carry out drying process, baking temperature controls at 70 ~ 80 DEG C, controls drying time at 15 ~ 18 minutes, and transmission FREQUENCY CONTROL, at F1.90 ~ F2.0, obtains dry semi-finished product;
G, dry semi-finished product and roof liner fabric are placed in mould of fitting and fit, roof liner fabric contacts with the water proof nonwoven cloth in dry semi-finished product, and during laminating, mold temperature controls at 65 ~ 75 DEG C, and laminate pressure controls at 8 ~ 10Mpa, laminating time controling, at 45 ~ 55 seconds, obtains roof liner semi-finished product;
H, roof liner semi-finished product are cooled to normal temperature, make it shape;
I, the roof liner semi-finished product after cooling and shaping are carried out high pressure waterjet, cutting hydraulic pressure control is at 40000 ~ 50000psi, and cutting air pressure controls at 0.6 ~ 0.8Mpa;
J, roof liner semi-finished product good for Water Cutting are placed on press box tool position, utilize adhesive supplier device people to play glue on roof liner, then adopt press box tool to carry out skylight frame compacting location;
K, the roof liner suppressing skylight frame is placed on taping machine, use hairbrush respectively to skylight sash all around and product forward position base material carry out uniform gluing, glue-spread controls at 40 ~ 50g/m 2, utilize skylight taping machine to carry out automatic bound edge to roof liner forward position and position, skylight, bound edge temperature controls at 90 ~ 110 DEG C, and forward position flanging and restriking time controling was at 40 ~ 50 seconds, and skylight flanging and restriking time controling was at 30 ~ 40 seconds.
2. the bound edge production technology of a kind of post forming wet method roof liner as claimed in claim 1, it is characterized in that: in step a, the polyurethane glue that the polyurethane glue that the glue used during plastic roll is model is CC1974, model are CC1979 or the polyurethane glue that model is CC1978.
3. the bound edge production technology of a kind of post forming wet method roof liner as claimed in claim 1, is characterized in that: in step e, the water-base cement that the glue used when carrying out glue spraying operation is model is 3428-06A or the water-base cement that model is 3428-08A.
4. the bound edge production technology of a kind of post forming wet method roof liner as claimed in claim 1, is characterized in that: in step k, the solvent-borne type glue that the glue used during gluing is model is 300B or the solvent-borne type glue that model is JR601.
CN201510445406.5A 2015-07-27 2015-07-27 Wet method top line secondary molding edge bounding production process Pending CN105015078A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106079819A (en) * 2016-07-04 2016-11-09 无锡吉兴汽车部件有限公司 A kind of production technology of automobile ceiling forward position bound edge
CN106184043A (en) * 2016-07-04 2016-12-07 无锡吉兴汽车部件有限公司 A kind of ultrasound riveting skylight frame and the automobile ceiling production method of mushroom hasp
CN110421940A (en) * 2019-09-06 2019-11-08 无锡吉兴汽车声学部件科技有限公司 A kind of automobile ceiling skylight reinforcing frame and its hot-die punch forming process
CN116096951A (en) * 2022-09-21 2023-05-09 无锡吉兴汽车声学部件科技有限公司 Edge wrapping method for superfine fiber fabric ceiling

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
黄慧荣等: "《汽车美容与护理》", 31 August 2012 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106079819A (en) * 2016-07-04 2016-11-09 无锡吉兴汽车部件有限公司 A kind of production technology of automobile ceiling forward position bound edge
CN106184043A (en) * 2016-07-04 2016-12-07 无锡吉兴汽车部件有限公司 A kind of ultrasound riveting skylight frame and the automobile ceiling production method of mushroom hasp
CN110421940A (en) * 2019-09-06 2019-11-08 无锡吉兴汽车声学部件科技有限公司 A kind of automobile ceiling skylight reinforcing frame and its hot-die punch forming process
CN116096951A (en) * 2022-09-21 2023-05-09 无锡吉兴汽车声学部件科技有限公司 Edge wrapping method for superfine fiber fabric ceiling
WO2024060042A1 (en) * 2022-09-21 2024-03-28 无锡吉兴汽车声学部件科技有限公司 Wrapping method for roof made of microfiber fabric

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Application publication date: 20151104