CN103161820A - Torque rod assembly with rotary type joint - Google Patents
Torque rod assembly with rotary type joint Download PDFInfo
- Publication number
- CN103161820A CN103161820A CN2013101163919A CN201310116391A CN103161820A CN 103161820 A CN103161820 A CN 103161820A CN 2013101163919 A CN2013101163919 A CN 2013101163919A CN 201310116391 A CN201310116391 A CN 201310116391A CN 103161820 A CN103161820 A CN 103161820A
- Authority
- CN
- China
- Prior art keywords
- rubber
- joint
- ring
- engineering plastics
- attachment hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a torque rod assembly with a rotary type joint. The elastic cushion parts of the torque rod assembly are unlikely to be damaged, and the service life of the torque rod assembly can be prolonged. A joint connecting hole formed in the end of a torque rod body assembly is assembled with a rubber-plastic joint assembly, the rubber-plastic joint assembly consists of a spherical pin shaft and engineering plastic ball seats sleeved at a spherical part in the middle of the spherical pin shaft, two axial two-way ring-shaped petal engineering plastic ball seats which are in butt joint with each other symmetrically are used as the engineering plastic ball seats, the outer sides of the engineering plastic ball seats are cylindrical surfaces and are matched with the inner side of a joint connecting hole formed in the end of a back action connecting rod, two ends of the engineering plastic ball seats are respectively provided with an end cover and a wiper scraper seal, the end covers are clamped on the inner sides of lug bosses or elastic baffle rings arranged at two ends of the joint connecting hole formed in the end of the back action connecting rod, a spring ring is embedded within a groove of the wiper scraper seal, the inner side of the joint connecting hole formed in the end of the torque rod body assembly is further provided with a ring groove, the ring groove is internally filled and adhered with a rubber ring in a vulcanizing way, and the rubber ring is in interference fit with the cylindrical surfaces of the outer sides of the engineering plastic ball seats.
Description
Technical field
The invention belongs to technical field of automobile parts, more particularly, the joint that belongs to a kind of automobile pull rod or back reaction rod, particularly two ends is with the ball pin axle and be enclosed within automobile pull rod or the back reaction rod of the outer plastic sheath assembly of spherical bearing pin middle part spherical part.
Background technique
The joint attachment hole at the two ends such as existing automobile pull rod or back reaction rod (also claiming the reaction connecting rod) is equipped with the rubber and plastic connector assembly and is furnished with end cap and dust ring.The rubber and plastic connector assembly has spherical bearing pin, is enclosed within addition the outer rubber sleeve of spherical bearing pin middle part spherical part, or is enclosed within outer plastic sheath and the rubber sleeve combination cover of spherical bearing pin middle part spherical part, and plastic sheath and rubber sleeve two ends are jointly with end cap and dust ring.Directly be connected with spherical part for rubber sleeve, stress deformation mainly by the distortion of rubber, because rubbery intensity is limited, particularly is subject to fatigue deformation power repeatedly, and rubber will soon damage, and the working life of joint is very short.Although the cover that has plenty of with the ball bowl of similar bearing shell directly is connected with the spherical part contact, the ball bowl is in order to be assemblied in spherical part, and the ball bowl is all that at least two lobes dock, and coated outside rubber body; The ball bowl bulk strength of split reduces, the easy deformed damaged of loading process, and stressed activity is main or in rubber body, be subject to equally fatigue deformation power repeatedly, and rubber will soon damage, and the working life of joint is still very short.Even the movable wear resistance rubber-plastic connector assembly that the applicant applied in the past, between its plastic sheath inboard and the outside, with the space, rubber is being filled in plastic sheath outside and gap, plastic sheath inboard and all thiner easy fatigue damages of the outside.Particularly the rubber components of these rubber and plastic connector assemblies is as the resiliently deformable buffer unit, is all to be linked togather with spherical bearing pin, and reaction body of rod two ends attachment hole is relative parts relatively.Rubber components will be subject to the impact of spheroid and plastic sheath, the last direction of end cap attachment hole, in multi-faceted distortion fatigue process, just easily tears fragmentation.These rubber and plastic connector assemblies are installing to the two ends such as the reaction body of rod, and after being connected on automobile, the ill-conditioned counteractive rod assembly that causes in, road surface large due to carload lot is short working life, and reaction rod joint assembly easily produces damage.Back reaction rod etc. is stressed and distortion is all larger with the elastomer connector assembly of elastomer connector assembly in addition, because the every end of former elastomer connector is that single bolt connects, easily produce relative rotation between bolt and end, the bolt looseness phenomenon is more serious like this, more cause the elastomer connector assembly to damage, cause back reaction rod band elastomer connector assembly more easily to lose efficacy, can't satisfy automobile to the requirement of its Long Service Life and performance.
Summary of the invention
The present invention has provided a kind of elastic buffer unit non-damageable in order to overcome the above problems, the counteractive rod assembly with rotary joint that the life-span increases.
counteractive rod assembly with rotary joint of the present invention, the joint attachment hole of back reaction rod body of rod assembly end is equipped with the rubber and plastic connector assembly and is furnished with end cap and dust ring, it is characterized in that: described rubber and plastic connector assembly (may also be referred to as elastomer connector assembly or plastic joint assembly) is for spherical bearing pin and be enclosed within the outer engineering plastics ball seat (or claim plastic sheath or claim the ball bowl) of spherical bearing pin middle part spherical part, the engineering plastics ball seat is two circular flap engineering plastics ball seats of axial bi-directional symmetrical docking, the described engineering plastics ball seat outside is the cylndrical surface and coordinates with the joint attachment hole of reaction interlinking lever end is inboard, the axial two ends of engineering plastics ball seat are with end cap and dust ring, it is inboard that end cap is stuck in boss or the elasticity party circle at joint attachment hole two ends of reaction interlinking lever end, spring ring is embedded in the dust ring groove, the joint attachment hole inboard of reaction body of rod assembly end also has annular groove, fill in annular groove and vulcanize the rubber ring that boning, rubber ring coordinates with the cylindrical interference in the engineering plastics ball seat outside.Rubber ring is inlayed in the annular groove that is fixed on rigidity, most of direction is all fixed, and only has inner side surface and the outer side contacts of engineering plastics ball seat of annular, receives the distortion extruding of extruding or spherical bearing pin and engineering plastics ball seat interlock, can effectively produce buffering, can greatly improve the life-span again.The joint of back reaction rod end of body and attachment hole adopt steel structure, and the side ring groove is also the steel structure annular groove within it, is easier to be adhesively fixed with rubber ring is affine, have more increased steadiness and the reliability of the elastic component of rubber ring formation.
Rubber and plastic joint joint of the present invention is put into Rubber Injection Mold and is carried out rubber injection and sulfuration.During integral installation, engineering plastics ball seat and metal ball shaped bearing pin are assembled together, together put into joint endoporus compression fit with different-thickness rubber with the both sides metal end.Regulate the back reaction rod band rubber and plastic connector assembly that compression degree between them and different rubber thicknesses can produce different-stiffness.Fix with the endoporus circlip at last.This kind structure has axial limiting and regulates the effect in the gap between counteractive rod assembly rigidity and engineering plastics ball seat and metal ball shaped bearing pin when axial and radial deformation.Rubber ring in the attachment hole of reaction body of rod two ends is as rubber components, as the resiliently deformable buffer unit, separate with original rubber (rubber and plastic) connector assembly, as the part of reaction body of rod two ends attachment hole, the two ends attachment hole such as the reaction body of rod is relatively-stationary relatively.Rubber ring only is subject to the impact of spheroid and the overstocked direction of plastic sheath, cushions.Stressed so simple parts, simple deformation is tired, just is not easy to tear fragmentation.Even the rubber ring part is damaged in the annular groove that yet is enclosed in attachment hole, still keeping cushioning the pressure of ball seat.The buffer function that coordinates simultaneously the suitable distortion of two circular flap engineering plastics ball seats of symmetrical docking, combination property and the working life that can improve significantly back reaction rod.Improved 2-6 working life doubly.
Counteractive rod assembly with rotary joint of the present invention, described engineering plastics ball seat is two axially symmetrical lobe ball seats. the ball seat internal surface is spherical shape, and outer surface is cylindric.Described rubber ring is preferably the thick rubber ring of 2-8mm, can guarantee due resiliently deformable buffer function, can keep again improving the new corresponding life-span.Preferably the axial two ends of engineering plastics ball seat are with metal end, the metal end of one end is stuck in the annular boss of joint attachment hole one end of reaction interlinking lever end, the circlip of the joint attachment hole the other end of the metal end card reaction interlinking lever end of the other end, between metal end and ball pin axial region spherical part outer end, wiper of rubber is set, wiper of rubber is respectively with the Steel Cable Baffle Ring of hoop at metal end and spherical bearing pin.The connecting plate at spherical bearing pin two ends preferably has plural attachment hole.The attachment hole that the connecting plate at wherein said spherical bearing pin two ends has four arrangements is optimal selection.
Description of drawings
Accompanying drawing has represented a kind of structural representation of the counteractive rod assembly of band rotary joint of the present invention, and wherein Fig. 1 is the structural drawing master sectional view of the counteractive rod assembly of this band rotary joint of the present invention; Fig. 2 is the structural drawing left view of the counteractive rod assembly of this band rotary joint of the present invention; Fig. 3 is the counteractive rod assembly connecting rod of this band rotary joint of the present invention or the main sectional view of reaction rod end jointing part; Fig. 4 is main sectional view and the left view of engineering plastics bell and spigot joint assembly of the counteractive rod assembly of this band rotary joint of the present invention.Fig. 5 is two end connectors and attachment hole master sectional view and the worm's eye view of the counteractive rod assembly of this band rotary joint of the present invention.
Embodiment
A kind of counteractive rod assembly with rotary joint of the present invention as shown in drawings has pull bar or the reaction connecting rod of automobile, pull bar or reaction connecting rod to be connected joint 11,22 with the end by bar 13 and connects by fixedly sleeved structure 12.The joint 11 of end, 22 attachment holes are equipped with rubber and plastic connector assembly 2 and are furnished with end cap and dust ring (seeing Fig. 1,2).Described rubber and plastic connector assembly is spherical bearing pin and is enclosed within the outer engineering plastics ball seat 3 of spherical bearing pin middle part spherical part, and the engineering plastics ball seat is two circular flap engineering plastics ball seats of axial bi-directional symmetrical docking.The described engineering plastics ball seat outside is the cylndrical surface and coordinates with the joint attachment hole of reaction interlinking lever end is inboard, the axial two ends of engineering plastics ball seat are with end cap 7 and dust ring 5, end cap is stuck in boss 20 or circlip 4 inboards at the joint attachment hole two ends of reaction interlinking lever end, circlip is embedded in the groove of the joint attachment hole end of reaction interlinking lever end, the joint attachment hole inboard of reaction interlinking lever end also has annular groove, fill in annular groove and vulcanize the rubber ring 10 that boning, rubber ring coordinates with the cylindrical interference in the engineering plastics ball seat outside.(seeing Fig. 3,4,5)
The joint of reaction interlinking lever end is put into Rubber Injection Mold, carries out rubber injection and sulfuration in annular groove.During integral installation, engineering plastics ball seat 3 and metal ball shaped bearing pin are assembled together, together put into joint endoporus compression fit with the different-thickness rubber ring with the both sides metal end.Regulate the compression degree between them and can produce the back reaction rod band rubber and plastic connector assembly of different-stiffness with different rubber ring thickness.Fixing with endoporus circlip 4 at last.This kind structure has axial limiting and regulates the effect in the gap between counteractive rod assembly rigidity and engineering plastics ball seat and metal ball shaped bearing pin when axial and radial deformation.Rubber ring in the two ends attachment holes such as pull bar or back reaction rod is as rubber components, as the resiliently deformable buffer unit, separate with original rubber (rubber and plastic) connector assembly, as the part of the two ends attachment holes such as pull bar or back reaction rod, the two ends attachment holes such as pull bar or back reaction rod are relatively-stationary relatively.Rubber ring only is subject to the impact of spheroid and the overstocked direction of plastic sheath, cushions.Stressed so simple parts, simple deformation is tired, just is not easy to tear fragmentation.Even the rubber ring part is damaged in the annular groove that yet is enclosed in attachment hole, still keeping cushioning the pressure of ball seat.The buffer function that coordinates simultaneously the suitable distortion of two circular flap engineering plastics ball seats of symmetrical docking, combination property and the working life that can improve significantly back reaction rod.Compare test through this one group 8 one group 8 of counteractive rod assemblies with the rotation rubber and plastic joint of prior art of counteractive rod assembly with rotary joint of the present invention.This counteractive rod assembly 12-14 in the working life month with rotary joint of the present invention, counteractive rod assembly 3-6 in the working life month of the rotation rubber and plastic joint of prior art.
Counteractive rod assembly with rotary joint of the present invention for another example, reaction connecting rod are connected joint 11,22 and are connected by fixedly sleeved structure 12 with the end by bar 13.The joint 11 of reaction interlinking lever end, 22 attachment holes are equipped with rubber and plastic connector assembly 2 and are furnished with end cap and dust ring (referring to Fig. 1,2).The rubber and plastic connector assembly is spherical bearing pin and is enclosed within the outer engineering plastics ball seat 3 of spherical bearing pin middle part spherical part.Described engineering plastics ball seat is two axially symmetrical lobe ball seats, and the ball seat internal surface is spherical shape, matches with spherical outer surface middle part, spherical bearing pin middle part; Outer surface is cylindric, matches with joint 11,22 attachment holes of reaction interlinking lever end.The joint attachment hole inboard of six reaction interlinking lever ends is also had annular groove, fill in annular groove and vulcanize the rubber ring 10 that boning, annular groove is respectively dark 1.9mm, 2.6mm, 4.0mm, 5.0mm, 6.0mm, 7.8 mm, and annular groove forms respectively 2mm, 2.73 mm, 4.16mm, 5.18mm, 6.18 mm, rubber ring that 8 mm are thick in respectively.So just formed rubber ring and coordinated (referring to Fig. 3,4,5) with the cylindrical interference in the engineering plastics ball seat outside.The axial two ends of engineering plastics ball seat are with metal end 7, the metal end of one end is stuck in the annular boss of joint 22 attachment hole one ends of reaction interlinking lever end, the circlip 4 of the joint attachment hole the other end of the metal end card reaction interlinking lever end of the other end, between metal end and ball pin axial region spherical part outer end, wiper of rubber 5 is set, wiper of rubber is respectively with the Steel Cable Baffle Ring 6 of hoop at metal end and spherical bearing pin.The attachment hole that the connecting plate at spherical bearing pin two ends has four arrangements is optimal selection.Compare test through above-mentioned this one group 6 one group 6 of counteractive rod assemblies with the rotation rubber and plastic joint of prior art of counteractive rod assembly with rotary joint of the present invention.This counteractive rod assembly 16-18 in the working life month with rotary joint of the present invention, counteractive rod assembly 3-5 in the working life month of the rotation rubber and plastic joint of prior art.
Claims (6)
1. counteractive rod assembly with rotary joint, the joint attachment hole of back reaction rod body of rod assembly end is equipped with the rubber and plastic connector assembly and is furnished with end cap and dust ring, it is characterized in that: described rubber and plastic connector assembly is spherical bearing pin and the engineering plastics ball seat that is enclosed within spherical bearing pin middle part spherical part, the engineering plastics ball seat is two circular flap engineering plastics ball seats of axial bi-directional symmetrical docking, the described engineering plastics ball seat outside is the cylndrical surface and coordinates with the joint attachment hole of reaction interlinking lever end is inboard, the axial two ends of engineering plastics ball seat are with end cap and dust ring, it is inboard that end cap is stuck in boss or the circlip at joint attachment hole two ends of reaction interlinking lever end, spring ring is embedded in the dust ring groove, the joint attachment hole inboard of reaction body of rod assembly end also has annular groove, fill in annular groove and vulcanize the rubber ring that boning, rubber ring coordinates with the cylindrical interference in the engineering plastics ball seat outside.
2. the counteractive rod assembly with rotary joint according to claim 1 is characterized in that: described engineering plastics ball seat is two axially symmetrical lobe ball seats. the ball seat internal surface is spherical shape, and outer surface is cylindric.
3. the counteractive rod assembly with rotary joint according to claim 1, it is characterized in that: described rubber ring is the thick rubber ring of 2-8mm.
4. the counteractive rod assembly with rotary joint according to claim 3, it is characterized in that: engineering plastics ball seat axial two ends are with metal end, the metal end of one end is stuck in the annular boss of joint attachment hole one end of reaction interlinking lever end, the circlip of the joint attachment hole the other end of the metal end card reaction interlinking lever end of the other end, between metal end and ball pin axial region spherical part outer end, wiper of rubber is set, wiper of rubber is respectively with the spring ring of hoop at metal end and spherical bearing pin.
5. according to claim 1 and 2 or 3 or 4 described counteractive rod assemblies with rotary joint is characterized in that: the connecting plate at spherical bearing pin two ends has plural attachment hole.
6. the counteractive rod assembly with rotary joint according to claim 5 is characterized in that: the connecting plate at described spherical bearing pin two ends has the attachment hole of four arrangements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101163919A CN103161820A (en) | 2013-04-07 | 2013-04-07 | Torque rod assembly with rotary type joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101163919A CN103161820A (en) | 2013-04-07 | 2013-04-07 | Torque rod assembly with rotary type joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103161820A true CN103161820A (en) | 2013-06-19 |
Family
ID=48585225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101163919A Pending CN103161820A (en) | 2013-04-07 | 2013-04-07 | Torque rod assembly with rotary type joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103161820A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4112791C1 (en) * | 1991-04-19 | 1992-07-16 | Trw Ehrenreich Gmbh & Co Kg, 4000 Duesseldorf, De | Axial strut joint with housing and bearing shell(s) - has L=shaped clamping ring, whose axial shank is radially resilient |
| DE4428870C1 (en) * | 1994-07-06 | 1995-11-30 | Bruno Huesch & Co Kg | Long life, self-lubricating, rubber bushed link bearing |
| US20020074757A1 (en) * | 2000-12-18 | 2002-06-20 | Dana Industrial S/A | Construction in reaction rod |
| JP2002188619A (en) * | 2000-12-22 | 2002-07-05 | Saitama Kiki Kk | Shaft coupling device |
| CN2763612Y (en) * | 2004-11-08 | 2006-03-08 | 王祖禹 | Joint assembly for composite integral cross joint ball bowl |
| US20060098908A1 (en) * | 2004-10-06 | 2006-05-11 | Minebea Co., Ltd. | Bearing assembly |
| CN2859060Y (en) * | 2005-06-03 | 2007-01-17 | 赵丰 | Autotruck counteraction rod assembly |
| CN201003543Y (en) * | 2007-02-04 | 2008-01-09 | 王加宏 | Automobile counteraction rod assembly |
| CN201090600Y (en) * | 2007-10-30 | 2008-07-23 | 东风汽车有限公司 | Integral composite ball bowl type spherical hinge |
| CN201494270U (en) * | 2009-08-26 | 2010-06-02 | 十堰市德沃汽车零部件有限公司 | Joint assembly of balancing suspension thrusting rod of heavy vehicle |
| CN101968074A (en) * | 2010-11-09 | 2011-02-09 | 赵丰 | Movable wear-resisting plastic connector assembly |
| CN203223463U (en) * | 2013-04-07 | 2013-10-02 | 赵丰 | Counteraction rod assembly with rotary joint |
-
2013
- 2013-04-07 CN CN2013101163919A patent/CN103161820A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4112791C1 (en) * | 1991-04-19 | 1992-07-16 | Trw Ehrenreich Gmbh & Co Kg, 4000 Duesseldorf, De | Axial strut joint with housing and bearing shell(s) - has L=shaped clamping ring, whose axial shank is radially resilient |
| DE4428870C1 (en) * | 1994-07-06 | 1995-11-30 | Bruno Huesch & Co Kg | Long life, self-lubricating, rubber bushed link bearing |
| US20020074757A1 (en) * | 2000-12-18 | 2002-06-20 | Dana Industrial S/A | Construction in reaction rod |
| JP2002188619A (en) * | 2000-12-22 | 2002-07-05 | Saitama Kiki Kk | Shaft coupling device |
| US20060098908A1 (en) * | 2004-10-06 | 2006-05-11 | Minebea Co., Ltd. | Bearing assembly |
| CN2763612Y (en) * | 2004-11-08 | 2006-03-08 | 王祖禹 | Joint assembly for composite integral cross joint ball bowl |
| CN2859060Y (en) * | 2005-06-03 | 2007-01-17 | 赵丰 | Autotruck counteraction rod assembly |
| CN201003543Y (en) * | 2007-02-04 | 2008-01-09 | 王加宏 | Automobile counteraction rod assembly |
| CN201090600Y (en) * | 2007-10-30 | 2008-07-23 | 东风汽车有限公司 | Integral composite ball bowl type spherical hinge |
| CN201494270U (en) * | 2009-08-26 | 2010-06-02 | 十堰市德沃汽车零部件有限公司 | Joint assembly of balancing suspension thrusting rod of heavy vehicle |
| CN101968074A (en) * | 2010-11-09 | 2011-02-09 | 赵丰 | Movable wear-resisting plastic connector assembly |
| CN203223463U (en) * | 2013-04-07 | 2013-10-02 | 赵丰 | Counteraction rod assembly with rotary joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101450597A (en) | V shaped thrust rod assembly suitable for heavy duty truck balance rear-pendant | |
| CN201494270U (en) | Joint assembly of balancing suspension thrusting rod of heavy vehicle | |
| US20100284733A1 (en) | Axial Ball Joint with Impact Damping Mechanism | |
| US20190128320A1 (en) | Rotatable bushing | |
| CN101583505A (en) | Increased axial rate and improved durability of an elastomeric bushing | |
| CN202573699U (en) | Flexible hinge joint and vehicle rubber suspension bracket with same | |
| KR101322426B1 (en) | Pillow ball bush for vehicle | |
| CN203223463U (en) | Counteraction rod assembly with rotary joint | |
| CN101796321B (en) | Gas spring | |
| CN103362944A (en) | Counteractive rod assembly with rotary type joint and wear-resistant bushing | |
| CN203384209U (en) | Counteractive rod assembly with rotation type joint and wear-resisting lining | |
| CN211525323U (en) | Ball pin assembly of joint bearing with integral structure | |
| CN103161820A (en) | Torque rod assembly with rotary type joint | |
| CN101450596A (en) | Slide ball pin assembly suitable for heavy duty truck balance rear-pendant thrust rod | |
| CN208010856U (en) | Elastic shock attenuation bush Assembly | |
| CN101968074B (en) | Movable wear-resisting plastic connector assembly | |
| CN101280816A (en) | Pivot bearing, in particular on a swivel joint between a front wheel and a rear wheel of an articulated bus | |
| CN203488609U (en) | Compression type shock-absorbing sleeve | |
| CN112874564B (en) | Radial axial precompression limiting rotating arm node device and mounting method | |
| CN205388117U (en) | Core is glued to modified torsion | |
| CN201784423U (en) | Trust bar assembly used for rear balancing suspensions of heavy industrial and mining cars | |
| CN212202825U (en) | Straight joint body | |
| KR101575530B1 (en) | Trailing arm bush for CTBA and CTBA for vehicle using the bush | |
| CN201443559U (en) | Automobile thrust rod joint | |
| CN103410899B (en) | Compression type shock absorption sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130619 |