CN114921060B - Stabilizer bar connecting rod and stabilizer bar connecting rod assembly - Google Patents
Stabilizer bar connecting rod and stabilizer bar connecting rod assembly Download PDFInfo
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- CN114921060B CN114921060B CN202210403078.2A CN202210403078A CN114921060B CN 114921060 B CN114921060 B CN 114921060B CN 202210403078 A CN202210403078 A CN 202210403078A CN 114921060 B CN114921060 B CN 114921060B
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- Prior art keywords
- connecting rod
- stabilizer bar
- bar connecting
- catalyst
- diisocyanate
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- 239000003381 stabilizer Substances 0.000 title claims abstract description 50
- 239000003054 catalyst Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 11
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 10
- WSQZNZLOZXSBHA-UHFFFAOYSA-N 3,8-dioxabicyclo[8.2.2]tetradeca-1(12),10,13-triene-2,9-dione Chemical compound O=C1OCCCCOC(=O)C2=CC=C1C=C2 WSQZNZLOZXSBHA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000178 monomer Substances 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 3
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 16
- 239000003365 glass fiber Substances 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 230000005674 electromagnetic induction Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 125000005442 diisocyanate group Chemical group 0.000 claims description 11
- 239000010936 titanium Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 229920001577 copolymer Polymers 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- ICXAPFWGVRTEKV-UHFFFAOYSA-N 2-[4-(1,3-benzoxazol-2-yl)phenyl]-1,3-benzoxazole Chemical compound C1=CC=C2OC(C3=CC=C(C=C3)C=3OC4=CC=CC=C4N=3)=NC2=C1 ICXAPFWGVRTEKV-UHFFFAOYSA-N 0.000 claims description 5
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 4
- 239000012779 reinforcing material Substances 0.000 claims description 4
- 239000012974 tin catalyst Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 235000013871 bee wax Nutrition 0.000 claims description 3
- 239000012166 beeswax Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims description 3
- VNMOIBZLSJDQEO-UHFFFAOYSA-N 1,10-diisocyanatodecane Chemical compound O=C=NCCCCCCCCCCN=C=O VNMOIBZLSJDQEO-UHFFFAOYSA-N 0.000 claims description 2
- GFNDFCFPJQPVQL-UHFFFAOYSA-N 1,12-diisocyanatododecane Chemical compound O=C=NCCCCCCCCCCCCN=C=O GFNDFCFPJQPVQL-UHFFFAOYSA-N 0.000 claims description 2
- OVBFMUAFNIIQAL-UHFFFAOYSA-N 1,4-diisocyanatobutane Chemical compound O=C=NCCCCN=C=O OVBFMUAFNIIQAL-UHFFFAOYSA-N 0.000 claims description 2
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 2
- QUPKOUOXSNGVLB-UHFFFAOYSA-N 1,8-diisocyanatooctane Chemical compound O=C=NCCCCCCCCN=C=O QUPKOUOXSNGVLB-UHFFFAOYSA-N 0.000 claims description 2
- GVNVAWHJIKLAGL-UHFFFAOYSA-N 2-(cyclohexen-1-yl)cyclohexan-1-one Chemical compound O=C1CCCCC1C1=CCCCC1 GVNVAWHJIKLAGL-UHFFFAOYSA-N 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 101150065749 Churc1 gene Proteins 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- 102100038239 Protein Churchill Human genes 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 239000004203 carnauba wax Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000012188 paraffin wax Substances 0.000 claims description 2
- 239000000344 soap Substances 0.000 claims description 2
- BOQJOCGCWDUQOA-UHFFFAOYSA-L magnesium;3,4,5,6-tetrahydro-2h-azepin-7-olate;bromide Chemical compound [Mg+2].[Br-].O=C1CCCCC[N-]1 BOQJOCGCWDUQOA-UHFFFAOYSA-L 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 230000003213 activating effect Effects 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 150000003951 lactams Chemical class 0.000 abstract description 2
- 229910052755 nonmetal Inorganic materials 0.000 abstract description 2
- 239000002243 precursor Substances 0.000 abstract description 2
- 239000012783 reinforcing fiber Substances 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000004677 Nylon Substances 0.000 description 5
- 229920001778 nylon Polymers 0.000 description 5
- 239000013590 bulk material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- YIFCDKDXYUCWAZ-UHFFFAOYSA-L magnesium;azepan-2-one;dibromide Chemical compound [Mg+2].[Br-].[Br-].O=C1CCCCCN1 YIFCDKDXYUCWAZ-UHFFFAOYSA-L 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 125000003367 polycyclic group Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/685—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen
- C08G63/6852—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen derived from hydroxy carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/70—Materials used in suspensions
- B60G2206/71—Light weight materials
- B60G2206/7101—Fiber-reinforced plastics [FRP]
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The application provides a stabilizer bar connecting rod which comprises the following raw materials in parts by weight: 20-40 parts of cyclic monomer, 0.1-0.3 part of catalyst, 0.1-0.4 part of anti-aging agent and 60-80 parts of fiber cloth. The application adopts annular butylene terephthalate, caprolactone and lactam as the precursor, and prepares the stabilizer bar connecting rod body by adding the catalyst and the activating unit and adding the reinforcing fiber, the density of the obtained material is 1.5-1.8g/cm < 3 >, is lower than that of steel 8.9g/cm < 3 >, and aluminum 2.7g/cm < 3 >, the application has obvious light weight advantage, can provide enough safety strength, and the material and the technological scheme can overcome the defects of the existing products, and have very wide application and progress. In addition, the product can be molded in one step through a special die, the process flow is shortened, the assembly is a combination of a metal material and a nonmetal material, the battery effect can not exist, the battery effect is avoided, and corrosion is avoided.
Description
Technical Field
The application relates to a stabilizer bar connecting rod, in particular to a light maintenance-free stabilizer bar connecting rod of an automobile and a stabilizer bar connecting rod assembly.
Background
The stabilizer bar connecting rod is also called an anti-roll bar, is an important elastic element in an automobile suspension, and is generally connected with a lower control arm assembly, so that the stabilizer bar connecting rod has the functions of preventing the automobile from transversely tipping and improving smoothness. In the prior art, most of the connecting rods are prepared from metal materials, the working procedures are numerous, the assembly is complex, in order to ensure that the connecting rods are not broken, the use of materials is increased, the diameters of the connecting rods are increased to meet the strength requirement, the dead weight of the products is increased, the cost is increased, and the weight of the automobile is not met.
And moreover, the system clearance and rigidity are difficult to ensure in a post-assembly mode, the process requirements are very high, the manufacturing is difficult, and the product yield is low.
The existing stabilizer bar connecting rod is mostly manufactured by adopting stainless steel through procedures such as casting, extrusion, welding, spin riveting and the like. For example, chinese patent CN108297643a and CN211335503U each disclose a stabilizer bar connecting rod made of metal material, and the material of the stabilizer bar connecting rod is mainly metal material, which is the main current stabilizer bar connecting rod manufacturing process and material. However, the processing procedures are more, the energy consumption is high, the waste is high, and the cost is high. The product has large self weight, is unfavorable for stabilizer bar assembly and whole vehicle light weight, is easy to form a battery effect due to the combination and splicing of various metal materials, corrodes components, and shortens the service life of the product.
While CN209813664U, CN209634216U discloses a material made of nylon reinforced with short fibers, an injection molding process and a material, patent CN209738737U discloses a stabilizer bar connecting rod made of nylon reinforced with short fibers and encapsulated with a metal reinforcing bar. However, the product of the type has the problems that the longitudinal strength is weak and the gap rigidity is difficult to control because the connecting rod body is made of a short fiber reinforced nylon material. CN111452581a discloses a stabilizer bar connecting rod adopting short fiber reinforced nylon and encapsulated metal reinforcing bar injection molding process, and the product of this type also uses metal bar body, which has similar problems of light weight and difficult control of gap rigidity.
Disclosure of Invention
The application provides a stabilizer bar connecting rod and a stabilizer bar connecting rod assembly, so as to obtain the stabilizer bar connecting rod with light weight and controllable gap rigidity.
The application provides a stabilizer bar connecting rod which comprises the following raw materials in parts by weight: 20-70 parts of a cyclic monomer and caprolactone copolymer, 0.1-0.3 part of a catalyst, 0.1-0.4 part of an anti-aging agent and 60-80 parts of a continuous reinforcing material; the continuous reinforcing material is one or more of poly-p-phenylene benzobisoxazole fiber, carbon fiber and glass fiber.
Further, the catalyst is titanium or tin catalyst or comprises a main catalyst and an auxiliary catalyst, wherein the main catalyst is one or more of sodium hydroxide, caprolactam salt, caprolactam magnesium bromide, caprolactam magnesium chloride and biscaprolactam magnesium, the auxiliary catalyst is diisocyanate, and the anti-aging agent is one or more of diphenylamine, p-phenylenediamine, metal soaps and organotin.
Further, the diisocyanate is one OR more of hexamethylene diisocyanate, butylene diisocyanate, octamethylene diisocyanate, decamethylene diisocyanate, undecamethylene diisocyanate and dodecamethylene diisocyanate, and the titanium catalyst is Ti (OR) 4 The method comprises the steps of carrying out a first treatment on the surface of the Wherein R is selected as-CH 2 CH 3 ；-CH(CH 3 ) 2 ；-CH 2 (CHCH 3 )CH 2 CH 2 CH 2 CH 3 The method comprises the steps of carrying out a first treatment on the surface of the The tin catalyst is Sn (OR) 4 The method comprises the steps of carrying out a first treatment on the surface of the Wherein R is optionally-C 4 H 9 。。
Further, the stabilizer bar connecting rod also comprises 0.5-2 parts by weight of an antiwear agent.
Still further, the antiwear agent is one or more of paraffin wax, beeswax and palm wax.
Further, the fiber cloth is one or more of glass fiber cloth and poly-p-phenylene benzobisoxazole fiber cloth.
Further, the stabilizer bar connecting rod processing method comprises the following steps:
s101, mixing a cyclic monomer with a caprolactone copolymer, a catalyst and an anti-aging agent;
s102, reacting for 10-20min at 165-185 ℃, and demolding to obtain the stabilizer bar connecting rod.
Further, the cyclic monomer is one or two of cyclic butylene terephthalate and caprolactone.
Further, the cyclic monomer and caprolactone copolymer is prepared from poly-cyclic butylene terephthalate and caprolactone according to the weight ratio of 2:1, polymerizing; or alternatively, the first and second heat exchangers may be,
the method comprises the following steps of (by weight ratio) caprolactam and caprolactone: 1.
The application also discloses a stabilizer bar connecting rod assembly applying the stabilizer bar connecting rod, and the preparation method comprises the following steps:
s1, prefabricating fiber cloth and a ball head into a shape required by a product, and placing the fiber cloth and the ball head in a mold for in-situ polymerization;
s2, processing the stabilizer bar connecting rod to form a stabilizer bar connecting rod matched with the ball head;
s3, placing the structure into an outer sleeve with electromagnetic induction heating, and at the temperature of 120 ℃, heating the ball head by electromagnetic induction, and slowly rotating the ball head pin to obtain a gap required by design;
s4, installing the rubber sealing ring and the clamping ring on the structure to obtain the stabilizer bar connecting rod assembly.
Compared with the prior art, the application adopts the cyclic butylene terephthalate, the caprolactone and the lactam as the precursor, prepares the stabilizer bar connecting rod body by adding the catalyst and the activating unit and adding the reinforcing fiber, obtains the density of the material which is 1.5-1.8g/cm < 3 >, is lower than that of steel which is 8.9g/cm < 3 >, and aluminum which is 2.7g/cm < 3 >, has obvious light weight advantage, can provide enough safety strength, can overcome the defects of the prior products by adopting the material and the technical scheme, and has very wide application and advancement. In addition, the product can be molded in one step through a special die, the process flow is shortened, the assembly is a combination of a metal material and a nonmetal material, the battery effect can not exist, the battery effect is avoided, and corrosion is avoided.
Drawings
Fig. 1 is a schematic structural view and an exploded structural view of a stabilizer bar connecting rod assembly according to an embodiment of the present application.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
Example 1
Prefabricating continuous glass fiber cloth and a ball head into a shape required by a product, placing the continuous glass fiber cloth and the ball head into a mold for in-situ polymerization, and mixing annular butylene terephthalate, a catalyst and an anti-aging agent in an amount of 30 parts by weight: 0.15 parts by weight: mixing 0.2 parts by weight of glass fiber and injecting the mixture into a reaction mold, wherein the glass fiber content accounts for 70 parts by weight of the bulk material; the catalyst is Ti (OCH) 2 CH 3 ) 4 Mold temperature: 185 ℃; and (5) reacting for 10-20min, demolding, and cooling to obtain the connecting rod body.
And placing the connecting rod body base into an outer sleeve with electromagnetic induction heating, heating the ball head by electromagnetic induction at 120 ℃, and slowly rotating the ball head pin to obtain a gap required by design.
And installing the rubber sealing ring and the upper clamping ring and the lower clamping ring on the product to obtain the stabilizer bar connecting rod assembly.
Example two
Prefabricating continuous glass fiber cloth and a ball head into a shape required by a product, placing the product in a mold for in-situ polymerization, copolymerizing annular butylene terephthalate and caprolactone, and carrying out copolymerization on the catalyst, a beeswax wear-resistant agent and an anti-aging agent in 20 parts by weight: 10 parts by weight: 0.15 parts by weight: 1 part by weight: mixing 0.2 parts by weight of glass fiber and injecting the mixture into a reaction mold, wherein the glass fiber content accounts for 70 parts by weight of the bulk material; the catalyst is Ti (OCH) 2 CH 3 ) 4 Mold temperature: 185 DEG CThe method comprises the steps of carrying out a first treatment on the surface of the And (5) reacting for 10-20min, demolding, and cooling to obtain the connecting rod body.
And placing the connecting rod body base into an outer sleeve with electromagnetic induction heating, heating the ball head by electromagnetic induction at 120 ℃, and slowly rotating the ball head pin to obtain a gap required by design.
And installing the rubber sealing ring and the upper clamping ring and the lower clamping ring on the product to obtain the stabilizer bar connecting rod assembly.
Example III
Prefabricating continuous glass fiber cloth and a ball head into a shape required by a product, placing the product in a mold for in-situ polymerization, copolymerizing caprolactam and caprolactone, and carrying out catalyst, wear-resisting agent and aging inhibitor in 20 parts by weight: 10 parts by weight: 0.15 parts by weight: 1 part by weight: 0.2 Mixing the materials in parts by weight, and injecting the mixture into a reaction mold, wherein the glass fiber content accounts for 70 parts by weight of the bulk material; the catalyst is sodium hydroxide and the diisocyanate is hexamethyl diisocyanate, and the temperature of the die is: 165 ℃; and (5) reacting for 10-20min, demolding, and cooling to obtain the connecting rod body.
And placing the connecting rod body base into an outer sleeve with electromagnetic induction heating, heating the ball head by electromagnetic induction at 120 ℃, and slowly rotating the ball head pin to obtain a gap required by design.
And installing the rubber sealing ring and the upper clamping ring and the lower clamping ring on the product to obtain the stabilizer bar connecting rod assembly.
Example IV
Prefabricating the poly-p-phenylene benzobisoxazole fiber cloth and the ball head into a shape required by a product, placing the product in a mold for in-situ polymerization, copolymerizing caprolactam and caprolactone, and carrying out copolymerization on the catalyst, an antiwear agent and an anti-aging agent in 20 parts by weight: 10 parts by weight: 0.15 parts by weight: 1. parts by weight: mixing 0.2 parts by weight of glass fiber and injecting the mixture into a reaction mold, wherein the glass fiber content accounts for 70 parts by weight of the bulk material; the catalyst is sodium hydroxide and the diisocyanate is hexamethyl diisocyanate, and the temperature of the die is: 165 ℃; and (5) reacting for 10-20min, demolding, and cooling to obtain the connecting rod body.
And placing the connecting rod body base into an outer sleeve with electromagnetic induction heating, heating the ball head by electromagnetic induction at 120 ℃, and slowly rotating the ball head pin to obtain a gap required by design.
As shown in figure 1, the product is provided with a rubber sealing ring, an upper clamping ring and a lower clamping ring, so as to obtain the stabilizer bar connecting rod assembly.
Performance tests were performed on the first through fourth structures of the present application, and the obtained structures are shown in the following table.
| Technical requirements | Example 1 | Example two | Example III | Example IV | |
| Rigid body longitudinal strength KN | ＞15 | 40 | 35 | 30 | 35 |
| Ball head extraction force KN | ＞2 | 10 | 8 | 10 | 8 |
| Axial clearance mm | ≤0.15 | 0.05 | 0.02 | 0.03 | 0.026 |
| Radial clearance mm | ≤0.35 | 0.1 | 0.12 | 0.15 | 0.14 |
| Starting rotational torque N.m | ≤5 | 2.0 | 1.0 | 1.0 | 2.0 |
| Starting swing torque N.m | ≤5 | 2.1 | 1.5 | 1.4 | 1.8 |
| Working rotational torque N.m | 0.5-1.5 | 1.0 | 0.8 | 0.89 | 1.2 |
| Working swing torque N.m | 0.5-1.5 | 0.8 | 0.8 | 0.8 | 0.8 |
Compared with metal products, the embodiment of the application adopts the annular butylene terephthalate, caprolactone and caprolactam for polymerization, thereby reducing the dead weight of the products, optimizing the technical process, reducing the cost of the products, and simultaneously solving the problem of low strength of the traditional glass fiber reinforced nylon products. In addition, compared with the existing post-assembly procedure, the method can solve the problem of unstable product clearance through a processing method, reduce or eliminate the use of lubricating grease, and increase the maintenance-free effect.
Compared with a product formed by combining and injection molding a thermoplastic polymer material and metal, the dead weight of the product can be further reduced, and the process condition is optimized.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the specific embodiments of the present application after reading the present specification, and these modifications and variations do not depart from the scope of the application as claimed in the pending claims.
Claims (6)
1. The preparation method of the stabilizer bar connecting rod assembly is characterized in that the stabilizer bar connecting rod comprises the following raw materials in parts by weight: 20-70 parts of a cyclic monomer and caprolactone copolymer, 0.1-0.3 part of a catalyst, 0.1-0.4 part of an anti-aging agent and 60-80 parts of a continuous reinforcing material; the continuous reinforcing material is one or more of poly-p-phenylene benzobisoxazole fiber, carbon fiber and glass fiber;
the cyclic monomer and caprolactone copolymer is prepared from cyclic butylene terephthalate and caprolactone according to the weight ratio of 2:1, polymerizing; or, caprolactam and caprolactone are mixed according to the weight ratio of 2:1, polymerizing;
the stabilizer bar connecting rod processing method comprises the following steps:
s101, mixing a cyclic monomer or a caprolactone copolymer, a catalyst and an anti-aging agent;
s102, reacting for 10-20min at 165-185 ℃, and demolding to obtain the stabilizer bar connecting rod;
the preparation method of the stabilizer bar connecting rod assembly comprises the following steps:
s1, prefabricating fiber cloth and a ball head into a shape required by a product, and placing the fiber cloth and the ball head in a mold for in-situ polymerization;
s2, processing the stabilizer bar connecting rod to form a stabilizer bar connecting rod matched with the ball head;
s3, placing the structure into an outer sleeve with electromagnetic induction heating, and at the temperature of 120 ℃, heating the ball head by electromagnetic induction, and slowly rotating the ball head pin to obtain a gap required by design;
s4, installing the rubber sealing ring and the clamping ring on the structure to obtain the stabilizer bar connecting rod assembly.
2. The method for preparing the stabilizer bar connecting rod assembly according to claim 1, wherein the catalyst is a titanium or tin catalyst or consists of a main catalyst and an auxiliary catalyst, the main catalyst is one or more of sodium hydroxide, caprolactam salt, caprolactam magnesium bromide, caprolactam magnesium chloride and biscaprolactam magnesium, the auxiliary catalyst is diisocyanate, and the anti-aging agent is one or more of diphenylamine, p-phenylenediamine, metallic soaps and organotin.
3. The method for preparing the stabilizer bar connecting rod assembly according to claim 2, wherein the diisocyanate is one OR more of hexamethyl diisocyanate, butylene diisocyanate, octamethylene diisocyanate, decamethylene diisocyanate, undecamethylene diisocyanate and dodecamethylene diisocyanate, and the titanium catalyst is Ti (OR) 4 The method comprises the steps of carrying out a first treatment on the surface of the Wherein R is selected as-CH 2 CH 3 ；-CH(CH 3 ) 2 ；-CH 2 (CHCH 3 )CH 2 CH 2 CH 2 CH 3 The method comprises the steps of carrying out a first treatment on the surface of the The tin catalyst is Sn (OR) 4 The method comprises the steps of carrying out a first treatment on the surface of the Wherein R is optionally-C 4 H 9 。
4. The method for manufacturing a stabilizer bar connecting rod assembly according to claim 1, wherein the stabilizer bar connecting rod further comprises 0.5-2 parts by weight of an antiwear agent.
5. The method for preparing the stabilizer bar connecting rod assembly according to claim 4, wherein the wear-resistant agent is one or more of paraffin wax, beeswax and palm wax.
6. The method for preparing a stabilizer bar connecting rod assembly according to claim 1, wherein the fiber cloth is one or more of glass fiber cloth and poly-p-phenylene benzobisoxazole fiber cloth.
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|---|---|---|---|---|
| CN105601911A (en) * | 2010-10-07 | 2016-05-25 | 巴斯夫欧洲公司 | Method for producing monomer compositions, and use thereof for producing molded polyamide part |
| CN107286644A (en) * | 2017-08-17 | 2017-10-24 | 株洲时代新材料科技股份有限公司 | A kind of vehicle cantilever beam support system and preparation method thereof |
| CN109957236A (en) * | 2019-04-03 | 2019-07-02 | 河南城建学院 | Activeness and quietness wearable lightweight cast nylon composite material and preparation method |
| CN215398071U (en) * | 2021-07-09 | 2022-01-04 | 浙江锐泰悬挂系统科技有限公司 | Stabilizer bar assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100286343A1 (en) * | 2008-01-08 | 2010-11-11 | Thomas Burghardt | Surfaces containing coupling activator compounds and reinforced composites produced therefrom |
| US10538624B2 (en) * | 2010-10-07 | 2020-01-21 | Basf Se | Process for producing monomer compositions and use of these for producing a polyamide molding |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105601911A (en) * | 2010-10-07 | 2016-05-25 | 巴斯夫欧洲公司 | Method for producing monomer compositions, and use thereof for producing molded polyamide part |
| CN107286644A (en) * | 2017-08-17 | 2017-10-24 | 株洲时代新材料科技股份有限公司 | A kind of vehicle cantilever beam support system and preparation method thereof |
| CN109957236A (en) * | 2019-04-03 | 2019-07-02 | 河南城建学院 | Activeness and quietness wearable lightweight cast nylon composite material and preparation method |
| CN215398071U (en) * | 2021-07-09 | 2022-01-04 | 浙江锐泰悬挂系统科技有限公司 | Stabilizer bar assembly |
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