CN109774441A - A kind of automobile car door slubbing sealing strip - Google Patents
A kind of automobile car door slubbing sealing strip Download PDFInfo
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- CN109774441A CN109774441A CN201910026521.7A CN201910026521A CN109774441A CN 109774441 A CN109774441 A CN 109774441A CN 201910026521 A CN201910026521 A CN 201910026521A CN 109774441 A CN109774441 A CN 109774441A
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Abstract
The invention discloses a kind of automobile car door slubbing sealing strips, including sealing position and fixed position, sealing position is sponge foaming pipe, fixed position includes PVC rubber substrate and modified EP rubbers matrix, modified EP rubbers matrix and sponge foaming pipe are integrated extrusion structure, the inverted u-shaped structure of PVC rubber substrate, the inner side of U-type groove is provided with installation tooth, modified EP rubbers matrix is arranged on the outside of PVC rubber substrate, the setting of sponge foaming pipe is on the left of modified EP rubbers matrix, cavity is formed inside sponge foaming pipe, the left-hand portion of cavity is provided with connecting band, connecting band is internally provided with adjustment item, lug is provided with outside sponge foaming pipe, sponge foaming pipe, adjust item, connecting band, lug is an integral structure.Car door slubbing sealing strip manufacturing cost of the present invention is low, and reasonable in design, service performance is good, long service life.
Description
Technical field
The present invention relates to a kind of rubber seal products, are specifically related to a kind of automobile car door slubbing sealing strip.
Background technique
Automotive sealant includes the components such as sealing strip, automobile door frame, glass run.Wherein, sealing strip for door frame of automobile is vapour
One of most important sealing strip, is directly related to the quality of cabin seals in vehicle sealing strip product, in vehicle airtight quality
It occupies an leading position in evaluation, sealing strip for door frame of automobile is installed on automobile door frame seam allowance edge, between car door and door frame
Gap be sealed, completely cut off vehicle outside noise, prevent water, dust etc. to car permeate, keep riding comfort, work as automobile
For traveling in the weather of blowing and raining, sealing strip for door frame of automobile also acts as the effect for reducing interior wind and rain noise, in addition to this, vapour
Door frame sealing strip, which also acts as, makes up metal plate manufacture and the effect of the error in assembly, while playing the role of decoration, due to vehicle
Door, which exists, opens and closes two states, therefore the sealing belongs to dynamic sealing, and what cooperation played sealing function corresponding thereto is
Car door slubbing sealing strip, car door slubbing sealing strip are mounted on car door, are realized with sealing strip for door frame of automobile interaction to automobile
Internal sealing function.
Existing car door slubbing sealing strip needs to stick into corresponding position during installation, the depth that sticks into need with
It is controlled by means of the skilled operation degree of worker, easy installation is not in place when car door slubbing sealing strip is installed, and sealing strip is by multiple
Car door folding after, it may appear that be detached from or the problem of switch gate difficulty, repeatedly to the progress of the sponge foaming tube portion of sealing strip
It squeezes, although rubber product is elastic material, unreasonable gasket structure can largely shorten sealing strip
Service life makes sealing strip generate biggish deformation, and then influences its seal degree, and in addition to this, car door slubbing sealing strip exists
There can be different degrees of error during production, the size of U-type groove has the not difference at degree, the process of rubber extruding
Middle surface state also has difference, and there are difference for contact engaging and separating force when car door slubbing sealing strip being caused to be installed, and seals to car door slubbing
The installation of item adversely affects.
Summary of the invention
The invention is intended to provide a kind of automobile car door slubbing sealing strip, by way of selecting a variety of rubber product combinations
Car door slubbing sealing strip is prepared, is not only had great advantages in manufacturing cost, meanwhile, rubber used in rubber seal products
Material has great advantages in service performance and service life by the process such as modified, in addition to this, the present invention
Car door slubbing sealing strip is improved in structure, so that the anti-extrusion ability of rubber product is more preferable, is further extended
The service life of car door slubbing sealing strip.
The technical solution adopted by the present invention to solve the technical problems is: a kind of automobile car door slubbing sealing strip, including
Sealing position and fixed position, the sealing position are sponge foaming pipe, and the fixed position includes PVC rubber substrate and modified second
Third rubber matrix, the modified EP rubbers matrix and sponge foaming pipe are integrated extrusion structure, and the PVC rubber substrate is in
U-shaped structure is provided with installation tooth in the inner side of U-type groove, and the installation tooth is PVC rubber substrate to U-type groove internal projection
Elastic construction, the modified EP rubbers matrix are arranged on the outside of PVC rubber substrate, and the sponge foaming pipe setting is in modified second third
On the left of rubber matrix, cavity is formed inside the sponge foaming pipe, the left-hand portion of the cavity is provided with connecting band, the connection
With forming small gap structure between internal and cavity sidewalls, connecting band is internally provided with adjustment item, outside the sponge foaming pipe
Lug is provided at upper and lower the two of left side, the sponge foaming pipe, adjustment item, connecting band, lug are an integral structure.
The each component and its weight percent of rubber used in the PVC rubber layer substrate match are as follows: PVC (polyvinyl chloride), 45-
70%；Acrylate copolymer, 2-16%；First plasticizer, 8-15%；Second plasticizer, 2-4%；Calcium carbonate, 15-25%；
Calcium zinc stabilizer, 0.5-2%；Dioctyl adipate, 0.5-2%；Dioctyl sebacate, 0.5-2%；Decabromodiphenylethane, 1-
5%；Antimony oxide, 0.8-3.5%；Polyethylene wax, 0.3-1%；Rosin, 0.6-2%；Carbon black, 8-25%.
The each component and its weight percent of rubber used in the modified EP rubbers matrix match are as follows: EPDM (EPDM
Rubber), 40-50%；Carbon black, 20-45%；Nano kaoline, 20-30%；Calcium carbonate, 10-30%；Calcium zinc stabilizer, 0.6-
2.5%；Stearic acid, 0.1-0.8%；Rosin, 1-2.5%；After rubber solutions are made in above-mentioned each component material, rubber solutions are used
It is reacted with chlorine and sulfur dioxide and chlorosulfonation EP rubbers is made, i.e., modified EP rubbers.
The each component and its weight percent of sponge rubber used in the sponge foaming pipe match are as follows: EPDM (ethylene-propylene-diene monomer
Glue), 40-50%；Carbon black, 15-45%；Nano kaoline, 15-30%；Calcium carbonate, 8-30%；Calcium zinc stabilizer, 0.6-
2.5%；Stearic acid, 0.1-0.8%；Anionic surfactant, 0.01-1%；Foam stabilizer, 3-5%.
A kind of above-mentioned automobile car door slubbing sealing strip, installation tooth arranged on left and right sides in U-type groove are each provided with three
It is a.
A kind of above-mentioned automobile car door slubbing sealing strip, each connecting band are one group with an adjustment item, and connecting band exists
2-5 group is provided on the left of cavity inside.
Above-mentioned a kind of automobile car door slubbing sealing strip, to improve the wear-resisting of car door slubbing sealing strip sealing position surface
Property and freezing adhesion performance, the outer surface of the sealing position spray Silicone Coatings Materials along length range.
A kind of above-mentioned automobile car door slubbing sealing strip is loaded the waterproof performance at position to improve sealing strip for door frame, vehicle
The bottom or side of the U-type groove of door slubbing sealing strip can keep sealant (the usually fourth of viscosity along length range perfusion for a long time
Base rubber).
A kind of above-mentioned automobile car door slubbing sealing strip, the PVC use three type resins；The EPDM uses ENB type
EPDM；The calcium carbonate uses calcene；First plasticizer uses novel environment-friendlyplasticizer plasticizer；Described second
Plasticizer includes dioctyl phthalate and dibutyl phthalate；Mainstream examination may be selected in the anionic surfactant
Agent: sodium sulfate of polyethenoxy ether of fatty alcohol or lauryl sodium sulfate etc., the foam stabilizer select silicone resin polyethers type of latex type
Substance.
A kind of above-mentioned automobile car door slubbing sealing strip, the preparation method of car door slubbing sealing strip include:
1) raw material prepare: by sponge rubber used in rubber used in PVC rubber layer substrate, sponge foaming pipe and modified the third rubber of second
Elastomer particle is made in rubber used in matrix body；
2) PVC rubber substrate squeezes out: the elastomer particle of rubber used in PVC rubber layer substrate is on-demand through the first extruder
The cross sectional shape wanted continuously squeezes out；
3) modified EP rubbers matrix and sponge foaming pipe squeeze out: will it is above-mentioned 2) in PVC rubber substrate across the second extrusion
In the extrusion die of machine, by sponge rubber used in the elastomer particle and sponge foaming pipe of rubber used in modified EP rubbers matrix
Elastomer particle is continuously squeezed out jointly through the cross sectional shape of the second extruder as needed and is attached in 2) in PVC rubber substrate；
4) vulcanization of rubber: by it is above-mentioned 3) in manufactured compounded rubber structure vulcanize through microwave continuous vulcanization technology, after vulcanization
Rubber product from the outlet of vulcanization plant draw；
5) following process: the rubber product in 4 after over cure is formed) is led by dragger with certain tension
Draw, Silicone Coatings Materials are sprayed at car door slubbing sealing strip along the length range of car door slubbing sealing strip by spray equipment
On the outer surface of sealing position；It is perfused in the bottom of the U-type groove of car door slubbing sealing strip fixed position or side along length range
The sealant of viscosity can be kept for a long time；
6) rubber product finished product is made: 5) the sealing strip product in cool down, dry up, pull, cuts rear Chu Na.
Above-mentioned a kind of automobile car door slubbing sealing strip, in the preparation process of car door slubbing sealing strip, using variable
The mechanical periodicity of shape of the mouth as one speaks extruding technology, i.e., the sharp second extruder extruder die that computerizeds control makes car door slubbing as needed
Gradual change or mutation, sponge foaming pipe position, wall thickness or size occur at the desired position for the sealing position and fixed position of sealing strip
Consecutive variations occur in the longitudinal direction, to enable car door slubbing sealing strip preferably to match with installation position and car door door
The cooperation sealing of frame sealing strip.
The invention has the advantages that automobile car door slubbing sealing strip of the present invention, by selecting a variety of rubber product groups
The form of conjunction prepares car door slubbing sealing strip, PVC rubber production is at low cost, be easy to get to, but not environmentally, adhesive tape poor flexibility, easily
It hardens, it is more containing harmful components, human body will cause potentially hazardous, and ethylene propylene diene rubber is environmentally friendly, and performance is good, by ternary second
Third rubber carries out chlorine and the chlorosulfonation of sulfur dioxide is modified, further the raising very big in aspect of performance acquisition, but its
Price is relatively high, therefore prepares sealing strip not only in manufacturing cost with biggish in such a way that two kinds of rubber products combine
Advantage, meanwhile, rubber material used in rubber seal products is by the process such as modified, in service performance and service life
On have great advantages, in addition to this, the present invention improves car door slubbing sealing strip in structure, so that rubber system
The anti-extrusion ability of product is more preferable, further extends the service life of car door slubbing sealing strip.
Connecting band, setting inside connecting band are provided in sponge foaming pipe internal cavities in car door slubbing sealing strip of the present invention
There is adjustment item, during being deformed, connection strap and adjustment item deform sealing strip first, are first subject to Zona transformans
The stress rupture come, so that the use of sponge rubber greatly increases at this time, the setting for adjusting item also makes what sealing strip was subject to rush
It hits power to be buffered, to the sudden surge power of sealing strip when reducing closing automobile car door, protects sealing strip, sponge foaming pipe
The ledge arrangement of upper setting is conducive to car door slubbing sealing strip and seals with the automobile door frame being mounted on automobile door frame seam allowance edge
Phenomena such as item is preferably engaged contact, prevents dislocation or discontinuity is conducive to enhance user in car door
Usage experience in switch, in addition, the close of respective thickness can be perfused according to the size of installation position in the U-type groove of fixed position
Sealing, enables the stronger fixed installation of car door slubbing sealing strip.
In addition to this, the rubber in sealing strip joined beneficiating ingredient (dioctyl adipate, the last of the ten Heavenly stems two during preparation
Dioctyl phthalate, decabromodiphenylethane, antimony oxide, polyethylene wax, stearic acid etc.) so that car door slubbing sealing strip itself
Have many advantages, such as cold-resistant, heat-resisting, fire-retardant, easy processing, have preferable photo and thermal stability, good mechanical performance, long service life,
Rosin is such as added in ethylene propylene diene rubber, has not only acted as the effect of tackifier, also acts the effect for reducing bubble, this is
Moisture since rosin is slightly soluble in hot water, in energy dry load, moreover it is possible to which absorbing can occur instead with the calcium carbonate in rubber raw materials
The acid ingredient answered avoids generating CO2Gas, and aqueous vapor and CO2The reason of gas is generation bubble, and adopted in sponge rubber
Physical blowing agent made of being compounded with anionic surfactant with foam stabilizer has good foaming effect.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is schematic diagram of the present invention.
1.PVC rubber substrate in figure, 2. modified EP rubbers matrixes, 3. sponge foaming pipes, 4. adjustment items, 5. connecting bands, 6.
Lug, 7. cavitys, 8. installation teeth.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Formula elaborates to the present invention.
A kind of automobile car door slubbing sealing strip, including sealing position and fixed position, the sealing position are sponge foaming
Pipe 3, the fixed position include PVC rubber substrate 1 and modified EP rubbers matrix 2, the modified EP rubbers matrix 2 and sea
Silk floss bubble pipe 3 is integrated extrusion structure, and the inverted u-shaped structure of the PVC rubber substrate 1 is provided with peace in the inner side of U-type groove
Toothing 8, the installation tooth 8 are elastic construction of the PVC rubber substrate 1 to U-type groove internal projection, the modified EP rubbers matrix 2
Setting is in 1 outside of PVC rubber substrate, and the setting of sponge foaming pipe 3 is in modified 2 left side of EP rubbers matrix, the sponge foaming pipe 3
Inside forms cavity 7, and the left-hand portion of the cavity 7 is provided with connecting band 5, between 5 inside of connecting band and 7 side wall of cavity
Form small gap structure, connecting band 5 is internally provided with adjustment item 4,3 outer left side of sponge foaming pipe upper and lower two at set
It is equipped with lug 6, the sponge foaming pipe 3, adjustment item 4, connecting band 5, lug 6 are an integral structure.
The each component and its weight percent of rubber used in the PVC rubber layer substrate 1 match are as follows: PVC (polyvinyl chloride),
48%；Acrylate copolymer, 11%；First plasticizer, 10%；Second plasticizer, 3%；Calcium carbonate, 15%；Calcium zinc is stablized
Agent, 1%；Dioctyl adipate, 0.5%；Dioctyl sebacate, 0.5%；Decabromodiphenylethane, 1%；Antimony oxide, 1%；
Polyethylene wax, 0.5%；Rosin, 1%；Carbon black, 9%.
The each component and its weight percent of rubber used in the modified EP rubbers matrix 2 match are as follows: EPDM (EPDM
Rubber), 42%；Carbon black, 20%；Nano kaoline, 20%；Calcium carbonate, 15%；Calcium zinc stabilizer, 1.5%；Stearic acid,
0.5%；Rosin, 1%；After rubber solutions are made in above-mentioned each component material, reacted with rubber solutions with chlorine and sulfur dioxide
Chlorosulfonation EP rubbers is made, i.e., modified EP rubbers.
The each component and its weight percent of sponge rubber used in the sponge foaming pipe 3 match are as follows: EPDM (ethylene-propylene-diene monomer
Glue), 42%；Carbon black, 20%；Nano kaoline, 20%；Calcium carbonate, 12%；Calcium zinc stabilizer, 1.5%；Stearic acid, 0.5%；
Anionic surfactant, 0.8%；Foam stabilizer, 3.2%.
Further, the arranged on left and right sides in U-type groove of installation tooth 8 is each provided with three.
Further, each connecting band 5 and an adjustment item 4 are one group, left side setting of the connecting band 5 inside cavity 7
There are 3 groups.
It further, is the wearability and freezing adhesion performance that improve car door slubbing sealing strip sealing position surface, it is described
The outer surface of sealing position sprays Silicone Coatings Materials along length range.
Further, it is loaded the waterproof performance at position to improve sealing strip for door frame, the bottom of the U-type groove of car door slubbing sealing strip
Butyl rubber is perfused along length range in portion, and butyl rubber is the sealant that can keep viscosity for a long time.
Further, the PVC uses three type resins；The EPDM uses the EPDM of ENB type；The calcium carbonate is using work
Property precipitated calcium carbonate；First plasticizer uses novel environment-friendlyplasticizer plasticizer, and novel environment-friendlyplasticizer plasticizer is existing material, Novel ring
The molecular formula for protecting plasticizer is C6H5COOCH2CH2CO2, molecular weight 314；Second plasticizer includes phthalic acid two
Monooctyl ester and dibutyl phthalate；Mainstream reagent: fatty alcohol polyoxyethylene ether sulphur may be selected in the anionic surfactant
Sour sodium or lauryl sodium sulfate etc., the foam stabilizer select silicone resin polyethers lotion substance.
Further, the preparation method of car door slubbing sealing strip includes:
1) raw material prepare: by sponge rubber used in rubber used in PVC rubber layer substrate 1, sponge foaming pipe 3 and modified second third
Elastomer particle is made in rubber used in rubber matrix 2；
2) PVC rubber substrate 1 squeezes out: the elastomer particle of rubber used in PVC rubber layer substrate 1 is pressed through the first extruder
Cross sectional shape shown in FIG. 1 continuously squeezes out；
3) modified EP rubbers matrix 2 and sponge foaming pipe 3 squeeze out: will it is above-mentioned 2) in PVC rubber substrate 1 pass through the second signature
Out in the extrusion die of machine, by sponge rubber used in the elastomer particle and sponge foaming pipe 3 of rubber used in modified EP rubbers matrix 2
The elastomer particle of glue continuously squeezes out jointly according to cross sectional shape shown in FIG. 1 through the second extruder and is attached to PVC rubber in 2)
In substrate 1；
4) vulcanization of rubber: by it is above-mentioned 3) in manufactured compounded rubber structure vulcanize through microwave continuous vulcanization technology, after vulcanization
Rubber product from the outlet of vulcanization plant draw；
5) following process: the rubber product in 4 after over cure is formed) is led by dragger with certain tension
Draw, Silicone Coatings Materials are sprayed at car door slubbing sealing strip along the length range of car door slubbing sealing strip by spray equipment
On the outer surface of sealing position；Butyl rubber is perfused along length range in the bottom of the U-type groove of car door slubbing sealing strip fixed position；
6) rubber product finished product is made: 5) the sealing strip product in cool down, dry up, pull, cuts rear Chu Na.
Further, in the preparation process of car door slubbing sealing strip, using variable die extruding technology, that is, calculating is utilized
The mechanical periodicity that machine controls the second extruder extruder die makes the sealing position and fixation of car door slubbing sealing strip as needed
Gradual change or mutation occur at the desired position for position, and sponge foaming pipe position, wall thickness or size occur continuously to become in the longitudinal direction
Change, to enable car door slubbing sealing strip preferably to match with installation position, be sealed with the cooperation of door frame sealing strip.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (8)
1. a kind of automobile car door slubbing sealing strip, including sealing position and fixed position, the sealing position is sponge foaming pipe
(3), which is characterized in that the fixed position includes PVC rubber substrate (1) and modified EP rubbers matrix (2), the modified second
Third rubber matrix (2) and sponge foaming pipe (3) are integrated extrusion structure, the inverted u-shaped structure of the PVC rubber substrate (1), in U
The inner side of type groove is provided with installation tooth (8), and installation tooth (8) is the bullet of PVC rubber substrate (1) to U-type groove internal projection
Property structure, on the outside of PVC rubber substrate (1), sponge foaming pipe (3) setting exists for modified EP rubbers matrix (2) setting
On the left of modified EP rubbers matrix (2), cavity (7) are formed inside the sponge foaming pipe (3), the left-hand portion of the cavity (7)
It is provided with connecting band (5), the connecting band (5) is internal to form small gap structure, connecting band (5) between cavity (7) side wall
Be internally provided with adjustment item (4), sponge foaming pipe (3) outer left side upper and lower two at be provided with lug (6), the sponge
Bubble pipe (3), adjustment item (4), connecting band (5), lug (6) are an integral structure；
The each component and its weight percent of rubber used in the PVC rubber layer substrate (1) match are as follows: PVC, 45-70%；Acrylic acid
Ester copolymer, 2-16%；First plasticizer, 8-15%；Second plasticizer, 2-4%；Calcium carbonate, 15-25%；Calcium zinc stabilizer,
0.5-2%；Dioctyl adipate, 0.5-2%；Dioctyl sebacate, 0.5-2%；Decabromodiphenylethane, 1-5%；Three oxidations two
Antimony, 0.8-3.5%；Polyethylene wax, 0.3-1%；Rosin, 0.6-2%；Carbon black, 8-25%；
The each component and its weight percent of rubber used in the modified EP rubbers matrix (2) match are as follows: EPDM, 40-50%；Charcoal
It is black, 20-45%；Nano kaoline, 20-30%；Calcium carbonate, 10-30%；Calcium zinc stabilizer, 0.6-2.5%；Stearic acid, 0.1-
0.8%；Rosin, 1-2.5%；After rubber solutions are made in above-mentioned each component material, with rubber solutions and chlorine and sulfur dioxide
It reacts and chlorosulfonation EP rubbers is made, i.e., modified EP rubbers；
The each component and its weight percent of sponge rubber used in the sponge foaming pipe (3) match are as follows: EPDM, 40-50%；Carbon black,
15-45%；Nano kaoline, 15-30%；Calcium carbonate, 8-30%；Calcium zinc stabilizer, 0.6-2.5%；Stearic acid, 0.1-
0.8%；Anionic surfactant, 0.01-1%；Foam stabilizer, 3-5%.
2. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that the installation tooth (8) is in U
Arranged on left and right sides is each provided with three in type groove.
3. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that each connecting band (5) with
One adjustment item (4) is one group, and connecting band (5) is provided with 2-5 group in the internal left side of cavity (7).
4. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that outside the sealing position
Surface sprays Silicone Coatings Materials along length range.
5. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that car door slubbing sealing strip
The bottom or side of U-type groove can keep the sealant of viscosity along length range perfusion for a long time.
6. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that the PVC uses three types
Resin；The EPDM uses the EPDM of ENB type；The calcium carbonate uses calcene；First plasticizer uses
Novel environment-friendlyplasticizer plasticizer；Second plasticizer includes dioctyl phthalate and dibutyl phthalate；It is described yin from
Mainstream reagent: sodium sulfate of polyethenoxy ether of fatty alcohol or lauryl sodium sulfate, the foam stabilizing may be selected in sub- surfactant
Agent selects silicone resin polyethers lotion substance.
7. a kind of automobile car door slubbing sealing strip according to claim 1, which is characterized in that the preparation method of sealing strip
Include:
1) raw material prepare: by sponge rubber used in rubber used in PVC rubber layer substrate (1), sponge foaming pipe (3) and modified second third
Elastomer particle is made in rubber used in rubber matrix (2)；
2) PVC rubber substrate (1) squeezes out: the elastomer particle of rubber used in PVC rubber layer substrate (1) is pressed through the first extruder
The cross sectional shape needed continuously squeezes out；
3) modified EP rubbers matrix (2) and sponge foaming pipe (3) squeeze out: the PVC rubber substrate (1) in above-mentioned 2) is passed through second
It is in the extrusion die of extruder, the elastomer particle of rubber used in modified EP rubbers matrix (2) and sponge foaming pipe (3) is used
The elastomer particle of sponge rubber continuously squeezes out jointly through the cross sectional shape of the second extruder as needed and is attached to PVC rubber in 2)
In substrate (1)；
4) vulcanization of rubber: by it is above-mentioned 3) in manufactured compounded rubber structure vulcanize through microwave continuous vulcanization technology, the rubber after vulcanization
Glue product is drawn from the outlet of vulcanization plant；
5) following process: the rubber product in 4 after over cure is formed) is drawn by dragger with certain tension, will
Silicone Coatings Materials are sprayed at the sealing of car door slubbing sealing strip along the length range of car door slubbing sealing strip by spray equipment
On the outer surface at position；It can be grown in the bottom of the U-type groove of car door slubbing sealing strip fixed position or side along length range perfusion
Phase keeps the sealant of viscosity；
6) rubber product finished product is made: 5) the sealing strip product in cool down, dry up, pull, cuts rear Chu Na.
8. a kind of automobile car door slubbing sealing strip according to claim 7, which is characterized in that in car door slubbing sealing strip
Preparation process in, using variable die extruding technology, i.e., computerized control period of the second extruder extruder die of benefit becomes
Change, as needed, makes the sealing position of car door slubbing sealing strip and fixed position that gradual change or mutation occur at the desired position, sea
Consecutive variations occur in the longitudinal direction for silk floss bubble pipe position, wall thickness or size, thus enable car door slubbing sealing strip preferably with
Installation position matching is sealed with the cooperation of door frame sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910026521.7A CN109774441B (en) | 2019-01-11 | 2019-01-11 | First sealing strip of door for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910026521.7A CN109774441B (en) | 2019-01-11 | 2019-01-11 | First sealing strip of door for automobile |
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| Publication Number | Publication Date |
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| CN109774441A true CN109774441A (en) | 2019-05-21 |
| CN109774441B CN109774441B (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910026521.7A Active CN109774441B (en) | 2019-01-11 | 2019-01-11 | First sealing strip of door for automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923362A (en) * | 2021-03-01 | 2021-06-08 | 台州市迪欧电器有限公司 | Full premix combustor |
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| JP2003081026A (en) * | 2001-06-29 | 2003-03-19 | Nishikawa Rubber Co Ltd | Sound-insulation weather strip |
| DE10151481A1 (en) * | 2001-10-18 | 2003-04-30 | Bayerische Motoren Werke Ag | Seal for motor vehicle door has hollow chamber with integrally formed elastic rails to absorb energy when compressed |
| CN101332760A (en) * | 2007-06-27 | 2008-12-31 | 丰田合成株式会社 | Foof weather strip |
| CN205149482U (en) * | 2015-10-26 | 2016-04-13 | 北京长安汽车工程技术研究有限责任公司 | Car and back door sealing strip thereof |
| CN106867117A (en) * | 2017-02-28 | 2017-06-20 | 保定威奕汽车有限公司 | Sealing strip is rubber-coated and its preparation method and door weather strip and its preparation method |
| CN206900156U (en) * | 2017-07-04 | 2018-01-19 | 建新赵氏集团有限公司 | A kind of sealing strip for door frame without the small toothing of assembling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923362A (en) * | 2021-03-01 | 2021-06-08 | 台州市迪欧电器有限公司 | Full premix combustor |
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| CN109774441B (en) | 2020-11-20 |
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