CN101596774A - A kind of production method of automotive glass guide groove sealing strip - Google Patents

A kind of production method of automotive glass guide groove sealing strip Download PDF

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Publication number
CN101596774A
CN101596774A CNA200910012302XA CN200910012302A CN101596774A CN 101596774 A CN101596774 A CN 101596774A CN A200910012302X A CNA200910012302X A CN A200910012302XA CN 200910012302 A CN200910012302 A CN 200910012302A CN 101596774 A CN101596774 A CN 101596774A
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China
Prior art keywords
composite
electric heater
sealing strip
extruder
base
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Pending
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CNA200910012302XA
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Chinese (zh)
Inventor
解东林
石辛涛
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HEBEI XINHUA OUYA AUTOMOBILE FITTINGS GROUP CO Ltd
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HEBEI XINHUA OUYA AUTOMOBILE FITTINGS GROUP CO Ltd
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Priority to CNA200910012302XA priority Critical patent/CN101596774A/en
Publication of CN101596774A publication Critical patent/CN101596774A/en
Pending legal-status Critical Current

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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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/918—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
    • B29C48/9185—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling in the direction of the stream of the 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Seal Device For Vehicle (AREA)

Abstract

A kind of production method of automotive glass guide groove sealing strip, be that its material is put into base-material extruder hopper, composite is put into the composite extruder, start base-material extruder and composite extruder simultaneously, base-material and composite are pushed through in the head, make the automotive glass guide groove sealing strip of setting by the sealing strip mould that is arranged in the head.Be provided with five design temperature section L in the base-material extruder when producing sealing strip 1-L 5, temperature reaches 150-160,165-175,170-180,180-190 and 180-185 degree centigrade respectively.Be provided with L in the composite extruder 6, L 7, L 8Three temperature sections, temperature reach 160-170,180-190 and 190-200 degree centigrade respectively.Temperature reaches 180-190 ℃ in the head.The sealing strip smooth in appearance that adopts the present invention to produce, (lighter by 30%) in light weight than like product, be installed in little, wear-resisting, the good seal performance of resistance to sliding in the automotive glazing guide groove, also solved vehicle glass and problems such as abnormal sound, cassette tape and irregularity when lifting, occurred.

Description

A kind of production method of automotive glass guide groove sealing strip
Technical field
The present invention relates to the production method of a kind of automobile, particularly relate to a kind of production method of motor-vehicle glass window guide groove sealing strip with seal.
Background technology
Along with improving constantly of the national economic development, business prosperity and living standards of the people, automobile quantity increases day by day.The sealing property of motor-vehicle glass window is one of important document that influences car mass.At present the motor-vehicle glass window sealing strip that uses because structure is unreasonable, adopts General Purpose Rubber to make, and abnormal sound, cassette tape or problem such as unsmooth appear in poor sealing performance not only, and resistance to sliding is big when the windowpane lifting.
The applicant is through research for many years, develop a kind of new automobile glass guide groove sealing strip, the sealing bar has simple, the smooth in appearance of processing technology, (lighter by 30%) in light weight than like product, be installed in little, wear-resisting, the good seal performance of resistance to sliding in the automotive glazing guide groove, also solved vehicle glass and problems such as abnormal sound, cassette tape and irregularity when lifting, occurred.
Summary of the invention
The method that the purpose of this invention is to provide a kind of windowpane guide groove sealing strip of the applicant's of production design.
The technical scheme that adopts is:
A kind of production method of automotive glass guide groove sealing strip, the production equipment of employing comprise base-material extruder, composite extruder and shared head.
The base-material extruder is identical with the composite extruder on the extruding and pushing material mode, all is to squeeze and to be advanced into head enter the auger of material by rotation in the auger cover from hopper.Its technical essential is:
One, the auger cover of base-material extruder is provided with five electric heaters, and promptly first electric heater, second electric heater, the 3rd electric heater, the 4th electric heater and the 5th electric heater make the temperature section L that forms five settings in the auger cover 1, L 2, L 3, L 4And L 5The discharging opening of base-material extruder is connected with the discharging opening flange, or is referred to as first ring flange.
Two, the auger cover of composite extruder (barrel) is provided with three electric heaters, i.e. the 6th electric heater, the 7th electric heater and the 8th electric heater make the temperature section L that forms three settings in the auger cover of composite extruder 6, L 7, L 8The discharging opening of composite extruder is connected with composite extruder discharging opening ring flange, or is referred to as the 4th ring flange.
Three, head is made of conveying pipeline and the sealing strip mould that is installed in the conveying pipeline discharge port end.The conveying pipeline of head is provided with base-material charging aperture and composite charging aperture.Be connected with second ring flange on the base-material charging aperture, this second ring flange is connected with first ring flange of base-material extruder discharge port end, and is equiped with the 9th electric heater on the assembly of first and second ring flanges.On the composite charging aperture, be connected with the 3rd ring flange, the 3rd ring flange is connected with the 4th ring flange that composite extruder discharge port end is provided with, and be equiped with the tenth electric heater on the assembly after third and fourth ring flange connects, on the composite charging aperture, be equiped with the 11 electric heater.Rear portion at the conveying pipeline of head is provided with the 12 electric heater, is provided with the 13 electric heater at the front end (the sealing strip port of export) of head conveying pipeline.
The sealing strip mould that is provided with in head is made up of three extrusion die sheets.Its technical essential is:
Offer the sealing strip matrix die cavity of permeability on the first extrusion die sheet;
Offer the sealing strip matrix die cavity of permeability on the second extrusion die sheet;
The position of the sealing strip matrix die cavity of offering on the position of the sealing strip matrix die cavity of offering on the second extrusion die sheet and the first extrusion die sheet is identical, and both cavity shape and size all with the shape of the cross section of the sealing strip matrix of the automotive glass guide groove sealing strip of setting with big or small identical.
The second extrusion die sheet and first extrusion die sheet part inequality are:
The top of the left clips gripping member die cavity of the sealing strip matrix die cavity of offering on the second extrusion die sheet, right clips gripping member die cavity and bottom surface die cavity is fixed with the mould divider wall respectively.In addition, at the back side of the second extrusion die sheet, offer the composite gum intaking passage on that promptly adjacent face with the 3rd extrusion die sheet.The composite gum intaking passage is connected with the composite charging aperture of head.
Shape, the size of the sealing strip matrix die cavity that on the 3rd extrusion die sheet, the sealing strip matrix die cavity of offering is on the throne to be put, offer on shape and the second extrusion die sheet are basic identical, and its difference is:
1, sealing strip matrix die cavity upper end be left compound seal holder die cavity, and the left clips gripping member of its type shape and size and the automotive glass guide groove sealing strip of setting and the cross sectional shape that is compounded in the left compound seal holder that the hard TPV composite on the left clips gripping member constitutes thereof are with big or small consistent.
2, sealing strip matrix die cavity upper end be right compound seal holder die cavity, and the right clips gripping member of its shape and size and the automotive glass guide groove sealing strip of above-mentioned setting and the shape of cross section that is compounded in the compound right clips gripping member that the hard TPV composite on the right clips gripping member constitutes are with big or small consistent.
3, the bottom surface of the shape of the bottom surface die cavity of sealing strip matrix die cavity and size and the automotive glass guide groove sealing strip of above-mentioned setting and be compounded in the cross sectional shape of the compound bottom surface that the hard TPV composite on the bottom surface constitutes and big or small consistent.
Four, the processing step of preparation automotive glass guide groove sealing strip comprises:
1, base-material and composite are dropped into respectively in the hopper of base-material extruder and composite extruder;
2, start the electric cabinet (known technology) of base-material extruder and composite extruder respectively, connect the first to the 13 electric heater power supply respectively, make five temperature section L of base-material extruder 1-L 5Temperature be respectively 150-160 ℃, 165-175 ℃, 170-180 ℃, 180-185 ℃, 180-190 ℃; Make three temperature section L of composite extruder 6, L 7, L 8Temperature be respectively 160-170 ℃, 180-190 ℃ and 190-200 ℃; The interior cavity temperature that makes the assembly of first ring flange and second ring flange is 185-195 ℃; The interior cavity temperature of the assembly of the 3rd ring flange and the 4th ring flange is 195-205 ℃; Making the interior temperature of conveying pipeline of head is 180-190 ℃; Making composite charging aperture temperature is 200-210 ℃.
3, start base-material extruder and composite extruder respectively, making auger (helical axis) revolution of base-material extruder is 14.2-14.8 rev/min, and base-material is clamp-oned head; The auger rotating speed that makes the composite extruder is 1.4-2.4 rev/min, composite is got in the composite gum intaking passage 17 of mould of head.
4, head output automotive glass guide groove sealing strip as shown in Figure 1; Drawn by hauling machine through bosh cooling back (running water cooling), the traction degree is 6.3cm/min, after famine is cut, is cut into preseting length, and processing being finished product.
Adopt the sealing strip of the production method production of automotive glass guide groove sealing strip of the present invention, smooth in appearance, (lighter by 30%) in light weight than like product, be installed in little, wear-resisting, the good seal performance of resistance to sliding in the automotive glazing guide groove, also solved vehicle glass and problems such as abnormal sound, cassette tape and irregularity when lifting, occurred.
Description of drawings
Fig. 1 is a glass guide groove sealing strip product cross-sectional view.
Fig. 2 is base-material extruder, composite extruder and head assembling schematic diagram.
Fig. 3 is the first extrusion die chip architecture schematic diagram.
Fig. 4 is the second extrusion die sheet front view.
Fig. 5 is the second extrusion die sheet rearview.
Fig. 6 is the 3rd extrusion die chip architecture schematic diagram.
The specific embodiment
A kind of production method of automotive glass guide groove sealing strip, the equipment of employing mainly contain base-material extruder 24, composite extruder 25, head 26 and hauling machine 54.
Be equiped with first electric heater 28, second electric heater 29, the 3rd electric heater 30, the 4th electric heater 31 and the 5th electric heater 32 on the auger cover 27 of base-material extruder 24, make five temperature section L of temperature formation in the auger cover 27 1, L 2, L 3, L 4And L 5The discharging opening of base-material extruder is connected with first ring flange 33.
Be equiped with the 6th electric heater 34, the 7th electric heater 35 and the 8th electric heater 36 on the auger cover 52 of composite extruder 25, make formation temperature section L6, temperature section L7 and temperature section L8 in the auger cover 52.The discharging opening of composite extruder 25 is connected with the 4th ring flange 37.
Head 26 is made of conveying pipeline 38 and the sealing strip mould 39 that is installed in conveying pipeline 38 discharge port ends.Conveying pipeline 38 is provided with base-material charging aperture 40 and composite charging aperture 41.Base-material charging aperture 40 is connected with second ring flange, 42, the second ring flanges 42 and is connected with first ring flange 33 by bolt, is equiped with the 9th electric heater 43 on the assembly 53 of above-mentioned first ring flange and second ring flange.On conveying pipeline 38, be equiped with the 12 electric heater 44 and the 13 electric heater 45 respectively.Be equiped with the 11 electric heater 46 on composite charging aperture 41, composite charging aperture 41 is connected with the 3rd ring flange 47.The 3rd ring flange 47 is connected by bolt with the 4th ring flange 37, is equiped with the tenth electric heater 48 on the assembly 49 of third and fourth ring flange.
By the glass guide groove sealing strip of sealing strip mould 39 moulding, be the sealing strip matrix 1 made by base-material and on compound respectively on the left clips gripping member 2 of sealing bar matrix 1, right clips gripping member 3 and the bottom surface 4 wearing layer 5, wearing layer 22 and wearing layer 23 constitute (seeing accompanying drawing 1).
Described base-material is a software TPV thermoplastic elastic material, and hardness is the 75-85 degree.Composite is a hardware TPV thermoplastic elastic material, and hardness is 90 degree.
Sealing strip mould 39 is connected by bolt by the first extrusion die sheet 6, the second extrusion die sheet 7 and the 3rd extrusion die sheet 8 and in aggregatesly constitutes.
Offer the sealing strip matrix die cavity 9 of permeability on the first extrusion die sheet 6, sealing strip matrix die cavity 9 is all identical with the shape and the size of the sealing strip matrix 1 of automotive glass guide groove sealing strip.
Offer the sealing strip matrix die cavity 10 of permeability on the second extrusion die sheet 7, the shape of the sealing strip matrix die cavity 9 on the shape of sealing bar matrix die cavity 10 and size and the first extrusion die sheet 6 and big or small identical, and the position is corresponding.Above the left clips gripping member die cavity 11 of sealing strip matrix die cavity 10, right clips gripping member die cavity 12 and chamber, bottom surface 13, be set with the first mould divider wall 14, the second mould divider wall 15 and the 3rd mould divider wall 16 respectively.On the other end of the second extrusion die sheet 7 (the immediate shipment timing matches with the 3rd extrusion die sheet 8 and contacts) offer composite gum intaking passage 17.
Offer the sealing strip matrix die cavity 18 of permeability on the 3rd extrusion die sheet 8.The shape of the sealing strip matrix die cavity of offering on the sealing strip matrix die cavity of offering on the 3rd extrusion die sheet 8 18 and the second extrusion die sheet 7 10, big or small basic identical, and the position is corresponding.Its difference is that the upper left side die cavity of described sealing strip matrix die cavity 18 is left compound seal holder die cavity 19; The upper right side die cavity of sealing strip matrix die cavity 18 is right compound seal holder die cavity 20; The bottom surface of sealing strip matrix die cavity 18 is a compound bottom surface die cavity 21.
The left clips gripping member 2 of the shape of left side compound seal holder die cavity 19, size and the sealing strip matrix 1 of described automotive glass guide groove sealing strip and be compounded in the shape of cross section of the hard TPV composite-material abrasive layer 5 on left clips gripping member 2 upper surfaces and big or small consistent;
The right clips gripping member 3 of the shape of right compound seal holder die cavity 20, size and the sealing strip matrix 1 of described automotive glass guide groove sealing strip and be compounded in the shape of cross section of the hard TPV composite-material abrasive layer 22 on right clips gripping member 3 upper surfaces and big or small consistent.
The bottom surface 4 of the shape of compound bottom surface die cavity 21 and size and the sealing strip matrix 1 of described automotive glass guide groove sealing strip and be compounded in the shape of cross section of the hard TPV composite-material abrasive layer 23 on the upper surface of bottom surface 4 and big or small consistent.
The composite charging aperture 41 of composite extruder 25 is connected with composite gum intaking passage 17.
The production technology of automotive glass guide groove sealing strip comprises following processing step:
1, described base-material software TPV material is put into the hopper 50 of base-material extruder 24, hardware TPV composite is put into the hopper 51 of composite extruder 25;
2, pass through the electric cabinet of base-material extruder 24, connect the power supply of first electric heater 28, second electric heater 29, the 3rd electric heater 30, the 4th electric heater 31, the 5th electric heater 32, the 9th electric heater the 43, the 12 electric heater 44 and the 13 electric heater 45, make five temperature section L in the auger cover 27 of base-material extruder 24 1, L 2, L 3, L 4And L 5Temperature reach 155 ℃, 170 ℃, 175 ℃, 185 ℃, 190 ℃ respectively, make that temperature reach 190 ℃ in the assembly 53 of first ring flange 33 and second ring flange 42; Make the conveying pipeline 38 interior temperature of head 26 reach 190 ℃;
3, connect the power supply of the 6th electric heater 34, the 7th electric heater 35, the 8th electric heater 36, the tenth electric heater 48, the 11 electric heater 46 by the electric cabinet of composite extruder 25, and make three temperature section L in the auger cover 52 6, L 7And L 8Temperature reach 165 ℃, 185 ℃ and 195 ℃ respectively, and make the temperature in the assembly 49 of the 3rd ring flange 47 and the 4th ring flange 37 reach 205 ℃;
4, start the drive motors of the auger of base-material extruder 24, making the auger rotating speed is 14.5 commentaries on classics/min, base-material is clamp-oned in the head 26, and made automotive glass guide groove sealing strip matrix 1 through sealing strip mould 39; Start the auger drive motors of composite extruder 25 simultaneously, the auger rotating speed that makes this machine is 1.9 commentaries on classics/min, composite is clamp-oned the composite gum intaking passage 17 of sealing strip mould 39, composite is through the 3rd die blade 8 of sealing strip mould 39, composite is compounded in the left clips gripping member 2 of established glass guide groove sealing strip matrix 1 respectively, on right clips gripping member 3 and the bottom surface 4, form wearing layer 5 respectively, wearing layer 22 and wearing layer 23, be prepared into the automotive glass guide groove sealing strip base, and after water cooling tank 55 water-cooleds, by hauling machine 54 tractions, the hauling machine hauling speed is that 6.3cm/min delivers to waste cutter 56 and is cut into 560cm, is the finished product warehouse-in.

Claims (1)

1, a kind of production method of automotive glass guide groove sealing strip, the capital equipment of employing have base-material extruder (24), composite extruder (25), head (26) and hauling machine (54), it is characterized in that:
1) base-material of preparation automotive glass guide groove sealing strip matrix (1) is a software TPV thermoplastic elastic material, and hardness is the 75-85 degree; The composite of preparation weather strip for automobile matrix (1) is a hardware TPV thermoplastic elastic material, and hardness is 90 degree;
2) be equiped with first electric heater (28), second electric heater (29), the 3rd electric heater (30), the 4th electric heater (31) and the 5th electric heater (32) on the auger cover (27) of base-material extruder (24), make the interior temperature of auger cover (27) form five temperature sections (L1), (L2), (L3), (L4) and (L5); Be connected with first ring flange (33) on the discharging opening of base-material extruder (24);
3) be equiped with the 6th electric heater (34), the 7th electric heater (35) and the 8th electric heater (36) on the auger cover (52) of composite extruder (25), make and form three temperature section (L in the auger cover (52) 6), (L 7) and (L 8); The composite charging aperture of composite material-extruding machine (25) is connected with the 4th ring flange (37);
4) head (26) is made of conveying pipeline (38) and the sealing strip mould (39) that is installed in conveying pipeline (38) discharge port end; Conveying pipeline (38) is provided with base-material charging aperture (40) and composite charging aperture (41); Base-material charging aperture (40) is connected with second ring flange (42), first ring flange (33) that is connected on the discharging opening of second ring flange (42) and base-material extruder (24) connects and composes assembly (53) by bolt, is equiped with the 9th electric heater (43) on this assembly (53); Composite charging aperture (41) is connected with the 3rd ring flange (47), the 3rd ring flange (47) connects and composes assembly (49) with the 4th ring flange (37) that the discharging opening of composite extruder (25) is connected by bolt, be equiped with the tenth electric heater (48) on this assembly (49), on the composite charging aperture (41) of composite extruder, be equiped with the 11 electric heater (46); On the conveying pipeline (38) of head (26), be equiped with the 12 electric heater (44) and the 13 electric heater (45) respectively;
5) the composite charging aperture (41) of head (26) is connected with the composite gum intaking passage (17) of sealing strip mould (39), and communicates;
6) processing step of preparation automotive glass guide groove sealing strip comprises:
1. composite is put into the hopper (51) of composite extruder (25); Base-material is put into the hopper (50) of base-material extruder (24);
2. regulate and control the electric cabinet of base-material extruder (24), connect the power supply of first electric heater (28), second electric heater (29), the 3rd electric heater (30), the 4th electric heater (31), the 5th electric heater (32), the 9th electric heater (43), the 12 electric heater (44) and the 13 electric heater (45), make interior five the temperature section (L of auger cover (27) of base-material extruder (24) 1), (L 2), (L 3), (L 4) and (L 5) temperature reach 150-160 ℃, 165-175 ℃, 170-180 ℃, 180-185 ℃ respectively, the 180-190 ℃ interior cavity temperature of assembly (53) that first ring flange (33) and second ring flange (42) are connected to form reaches 185-195 ℃; Make the interior temperature of conveying pipeline (38) of head (26) reach 180-190 ℃;
3. regulate and control the electric cabinet of composite extruder (25), connect auger cover (52) and go up the 6th electric heater (34), the 7th electric heater (35), the 8th electric heater (36), the tenth electric heater (48) and the 11 electric heater (46) of installing, make three interior temperature section (L of auger cover (52) of composite extruder (25) respectively 6), (L 7) and (L 8) temperature reach 160-170 ℃, 180-190 ℃, 190-200 ℃; The interior cavity temperature of the assembly of the 3rd ring flange and the 4th ring flange (49) is 195-205 ℃; Making the interior temperature of conveying pipeline of head is 180-190 ℃; Making composite charging aperture temperature is 200-210 ℃;
4. start base-material extruder (24), the auger rotating speed that makes base-material extruder (24) is 14.2-4.8 commentaries on classics/min, base-material is clamp-oned in the head (26), and through sealing strip mould (39) moulding, constituted automobile guide groove sealing strip matrix (1);
5. start composite extruder (25), the auger revolution that makes composite extruder (25) is 1.4-2.4 commentaries on classics/min, composite is entered in the composite gum intaking passage (17) of sealing strip mould (39) through head (26) and composite charging aperture (41), composite is through the 3rd die blade (8) of sealing strip mould (39), composite is compounded in the left clips gripping member (2) of in type glass guide groove sealing strip matrix (1) respectively, on right clips gripping member (3) and bottom surface (4), form wearing layer (5) respectively, wearing layer (22) and wearing layer (23), make the automotive glass guide groove sealing strip base, and by drawing by hauling machine (54) after the bosh cooling, hauling speed is 6.3cm/min, cut into preseting length at last, be finished product.
CNA200910012302XA 2009-06-30 2009-06-30 A kind of production method of automotive glass guide groove sealing strip Pending CN101596774A (en)

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Application Number Priority Date Filing Date Title
CNA200910012302XA CN101596774A (en) 2009-06-30 2009-06-30 A kind of production method of automotive glass guide groove sealing strip

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CN101596774A true CN101596774A (en) 2009-12-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104859144A (en) * 2015-06-18 2015-08-26 舟山市智海技术开发有限公司 Device for pressing sealing strip on surface of flange

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104859144A (en) * 2015-06-18 2015-08-26 舟山市智海技术开发有限公司 Device for pressing sealing strip on surface of flange

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