CN108100026A - A kind of rack and pinion steering gear encapsulating method - Google Patents
A kind of rack and pinion steering gear encapsulating method Download PDFInfo
- Publication number
- CN108100026A CN108100026A CN201711396306.3A CN201711396306A CN108100026A CN 108100026 A CN108100026 A CN 108100026A CN 201711396306 A CN201711396306 A CN 201711396306A CN 108100026 A CN108100026 A CN 108100026A
- Authority
- CN
- China
- Prior art keywords
- wall
- protective cover
- monaural
- steering gear
- pull rod
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D3/00—Steering gears
- B62D3/02—Steering gears mechanical
- B62D3/12—Steering gears mechanical of rack-and-pinion type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
Abstract
The invention discloses a kind of rack and pinion steering gear encapsulating methods, are specially：After the limiting groove cooperation installation on the positive stop lug boss and housing of protective cover one end inner wall, in protective cover, the end outer wall covers the electrodeless clip of monaural, according to steering gear model, the buckle on the electrodeless clip of monaural is caught in corresponding block button hole, protective cover and housing are locked；After the cooperation installation of the limit card slot of the limited step of protective cover other end end and pull rod outer wall, the first positioning convex platform and pull rod the outer wall interference fit of the protective cover end inner wall, the second positioning convex platform and protective cover of pull rod outer wall the end inner wall interference fit, the electrodeless clip of monaural on protection cover outer wall set again, according to steering gear model, buckle on the electrodeless clip of monaural is caught in corresponding block button hole, by protective cover and draw lever locking, realizes the sealing of rack and pinion steering gear；The present invention can guarantee sealing performance, and save cost.
Description
Technical field
The present invention relates to automobile steering devices, and in particular to a kind of rack and pinion steering gear seals encapsulation method.
Background technology
At present, the cooperation of the housing of rack and pinion steering gear or oil cylinder and protective cover forms steering gear sealing structure.It is existing
Having in technology, the housing or oil cylinder of rack and pinion steering gear are directly realized with protective cover junction by clip to be tightly connected,
As the time elapses, the housing or oil cylinder of rack and pinion steering gear are susceptible to pine with the sealing structure of protective cover junction
It is dynamic, influence the sealing performance and noise requirements of steering gear.
Meanwhile the cooperation of the housing or oil cylinder and protective cover of steering gear uses the electrodeless clip of monaural, since space layout needs
Will or architectural difference, the cooperation outer diameter of housing and protective cover is there are more array of sizes, and the tune of the electrodeless clip of existing monaural
Adjusting range is limited, in 3mm to 5mm or so.Since housing or oil cylinder outer diameter are different, so needing to design different fit dimensions
The electrodeless clip of monaural.The increase of cost can so be caused.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide good seal performance, and being capable of cost-effective tooth
Rack-and-pinion steering-gear encapsulating method.
To achieve these goals, the technical solution adopted by the present invention is：
This kind of rack and pinion steering gear encapsulating method, specially：Protective cover one end inner wall is equipped with positive stop lug boss, on housing
With limiting groove, after the limiting groove cooperation installation on the positive stop lug boss and housing of protective cover one end inner wall, in protective cover
The end outer wall puts on the electrodeless clip of monaural, and according to steering gear model, the buckle on the electrodeless clip of monaural is caught in corresponding buckle
In hole, protective cover and housing are locked；Protective cover other end end has limited step, and pull rod outer wall has limit card slot, prevents
The shield end inner wall has the first positioning convex platform, and pull rod outer wall has the second positioning convex platform, by the limit of protective cover other end end
After the cooperation installation of the limit card slot of position step and pull rod outer wall, the first positioning convex platform of the protective cover end inner wall and pull rod outer wall mistake
It is full of cooperation, the second positioning convex platform and protective cover of pull rod outer wall end inner wall interference fit, then the monaural on protection cover outer wall set
Electrodeless clip according to steering gear model, the buckle on the electrodeless clip of monaural is caught in corresponding block button hole, by protective cover and drawing
Rod locking realizes the sealing of rack and pinion steering gear.
Block button hole on the electrodeless clip of monaural is four or more, the quantity of the buckle on the electrodeless clip of monaural and
The buckle hole number is equal.
The advantage of the invention is that：Connection knot in the present invention between protective cover and housing and between protective cover and pull rod
Structure forms limit sealing structure, and while the sealing performance and noise requirements of steering gear is ensured, the electrodeless clip of monaural is carried out
Structure is improved, and increases the quantity of clip fastening holes on the electrodeless clip of monaural, is increased the length of run of the electrodeless clip of monaural, is being filled
After protective cover, different rule can be realized from the cooperation position of block button hole in the buckle that the electrodeless clip of monaural is adjusted according to outer diameter
The reliable assembling of lattice protective cover, versatility is good, reduces the design species of the electrodeless clip of monaural and buying species, avoids the duplication of labour
With reduction management cost, cost can be greatly reduced.
Description of the drawings
Below to each width attached drawing of description of the invention expression content and figure in mark be briefly described：
Fig. 1 is the structure diagram of the device sealing device in rack and pinion steering gear encapsulating method of the present invention.
Fig. 2 is that the connection structure of protective cover and housing illustrates enlarged drawing in Fig. 1 sealing devices.
Fig. 3 is that the connection structure of protective cover and pull rod illustrates enlarged drawing in Fig. 1 sealing devices.
Fig. 4 is the structure diagram of the block button hole on the electrodeless clip of monaural in Fig. 1 sealing devices.
Mark in above-mentioned figure is：
1st, housing, 2, the electrodeless clip of monaural, 3, protective cover, 4, pull rod, 5, positive stop lug boss, 6, limiting groove, 7, limiting stand
Rank, 8, limit card slot, the 9, first positioning convex platform, the 10, second positioning convex platform, 11, block button hole.
Specific embodiment
Below against attached drawing, by the description to optimum embodiment, the specific embodiment of the present invention is made further detailed
Thin explanation.
Referring to figs. 1 to shown in Fig. 4, this kind of rack and pinion steering gear encapsulating method, 3 one end inner wall of protective cover has /V
Boss 5 has limiting groove 6 on housing 1, closes the limiting groove 6 on the positive stop lug boss 5 and housing 1 of 3 one end inner wall of protective cover
After cooperation installation, in protective cover 3, the end outer wall covers the electrodeless clip 2 of monaural, according to steering gear model, by the electrodeless clip 2 of monaural
On buckle be caught in corresponding block button hole 11, protective cover 3 and housing 1 are locked；3 other end end of protective cover has limiting stand
Rank 7,4 outer wall of pull rod have limit card slot 8, and the end inner wall of protective cover 3 has the first positioning convex platform 9, and 4 outer wall of pull rod has second
Positioning convex platform 10 after the limit card slot 8 of 4 outer wall of limited step 7 and pull rod of 3 other end end of protective cover is coordinated installation, is prevented
The first positioning convex platform 9 and 4 outer wall of the pull rod interference fit of the end inner wall of shield 3, the second positioning convex platform 10 of 4 outer wall of pull rod and anti-
The end inner wall interference fit of shield 3, then the electrodeless clip 2 of monaural on 3 outer wall of protective cover set, according to steering gear model, by monaural
Buckle on electrodeless clip 2 is caught in corresponding block button hole 11, and protective cover 3 and pull rod 4 are locked, and realizes rack and pinion steering
The sealing of device.
Block button hole 11 on the electrodeless clip 2 of monaural is four or more, the quantity and buckle of the buckle on the electrodeless clip 2 of monaural
11 quantity of hole is equal.
Connection structure in the present invention between protective cover 3 and housing 1 forms position limiting sealed connection structure, protective cover 3 and drawing
Connection structure between bar 4 forms limit sealing structure, by two sealing position limiting structures, ensure steering gear sealing performance and
Noise requirements.Simultaneously because the quantity of the buckle of the electrodeless clip 2 of monaural is more than four, after protective cover 3 is assembled, according to outer diameter ruler
The reliable dress of different size protective cover 3 can be realized in the cooperation position of the very little buckle for adjusting the electrodeless clip 2 of monaural and block button hole 11
Match somebody with somebody, versatility is good, can reduce cost.
Positive stop lug boss 5 and limiting groove 6 are interference fitted, and are further ensured that the connection reliability and sealing performance of protective cover 3.
Limited step 7 and limit card slot 8 are interference fitted, and are further ensured that the connection reliability and sealing performance of protective cover 3.
The section of first positioning convex platform 9 and the second positioning convex platform 10 is trapezium structure, makes the first positioning convex platform 9 and second
The uniform force of positioning convex platform 10, connection is reliable, and service life is long, good seal performance.
First positioning convex platform 9 and the second positioning convex platform 10 are two, and it is fixed to further improve the first positioning convex platform 9 and second
The uniform force of position boss 10.
It is trapezoidal groove structure between two the second positioning convex platforms 10 of 4 outer wall of pull rod, facilitates the second positioning convex platform 10
Processing and fabricating reduces cost.
The installation groove that clip 2 electrodeless with monaural is adapted to is equipped on dust cover both ends, improves the peace of the electrodeless clip 2 of monaural
Fill reliability and convenience.
It is preferred that the block button hole 11 on the electrodeless clip 2 of monaural is eight, while fastening effect is ensured, improves and use the longevity
Life.
Block button hole 11 is evenly distributed on the electrodeless clip 2 of monaural, facilitates adjusting, to meet the fastening need of products of different specifications
It asks.
In the present invention while sealing performance and noise requirements of steering gear is ensured, the electrodeless clip of monaural 2 is tied
Structure improves, and increases the quantity of clip fastening holes on the electrodeless clip 2 of monaural, increases the length of run of the electrodeless clip 2 of monaural, is filling
After protective cover 3, the cooperation position of the buckle and block button hole 11 that adjust the electrodeless clip 2 of monaural according to outer diameter can be realized not
The reliable assembling of same specification protective cover 3, versatility is good, reduces the design species of the electrodeless clip 2 of monaural and buying species, avoids weight
Multiple work and reduction management cost, can greatly reduce cost.
Obviously present invention specific implementation is not subject to the restrictions described above, as long as employing the methodology and skill of the present invention
The improvement for the various unsubstantialities that art scheme carries out, within protection scope of the present invention.
Claims (2)
1. a kind of rack and pinion steering gear encapsulating method, it is characterised in that：Specially：Protective cover one end inner wall is equipped with limit convex
Platform has limiting groove on housing, after the limiting groove cooperation installation on the positive stop lug boss and housing of protective cover one end inner wall,
According to steering gear model, the buckle on the electrodeless clip of monaural is caught in pair for the electrodeless clip of monaural on outer wall set of the protective cover end
In the block button hole answered, protective cover and housing are locked；Protective cover other end end has limited step, and pull rod outer wall has /V
Card slot, the protective cover end inner wall have the first positioning convex platform, and pull rod outer wall has the second positioning convex platform, by protective cover other end end
After the limit card slot cooperation installation of the limited step and pull rod outer wall in portion, the first positioning convex platform and pull rod of the protective cover end inner wall
Outer wall is interference fitted, the second positioning convex platform and protective cover of pull rod outer wall the end inner wall interference fit, then in protection cover outer wall set
The upper electrodeless clip of monaural according to steering gear model, the buckle on the electrodeless clip of monaural is caught in corresponding block button hole, will be protected
Cover and draw lever locking, realize the sealing of rack and pinion steering gear.
2. rack and pinion steering gear encapsulating method as described in claim 1, it is characterised in that：On the electrodeless clip of monaural
Block button hole for four or more, the quantity of the buckle on the electrodeless clip of monaural and the buckle hole number are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396306.3A CN108100026A (en) | 2017-12-21 | 2017-12-21 | A kind of rack and pinion steering gear encapsulating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396306.3A CN108100026A (en) | 2017-12-21 | 2017-12-21 | A kind of rack and pinion steering gear encapsulating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108100026A true CN108100026A (en) | 2018-06-01 |
Family
ID=62212172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711396306.3A Pending CN108100026A (en) | 2017-12-21 | 2017-12-21 | A kind of rack and pinion steering gear encapsulating method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108100026A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2415236A1 (en) * | 1974-03-29 | 1975-10-02 | Zahnradfabrik Friedrichshafen | Output drive for vehicle steering gear - has bridge shaped slider between track rod holding bolts and housing protection tube |
| US5002719A (en) * | 1988-12-28 | 1991-03-26 | Ishikawa Tekko Kabushiki Kaisha | Method of making a plastic dust boot with ridges which prevent end deformation during blow molding |
| CN1990291A (en) * | 2005-12-30 | 2007-07-04 | 上海汽车股份有限公司中国弹簧厂 | Antiswary bar with clamping band |
| CN201083306Y (en) * | 2007-07-14 | 2008-07-09 | 安徽中鼎密封件股份有限公司 | Rubber hose assembly with plastic fast packaging joint |
| CN202827726U (en) * | 2012-09-20 | 2013-03-27 | 荆州恒隆汽车零部件制造有限公司 | Seal and limit structure with pull rod and protecting cover matched with each other |
| CN206704286U (en) * | 2017-04-24 | 2017-12-05 | 荆州恒隆汽车技术(检测)中心 | A kind of protector of steering gear pull bar |
-
2017
- 2017-12-21 CN CN201711396306.3A patent/CN108100026A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2415236A1 (en) * | 1974-03-29 | 1975-10-02 | Zahnradfabrik Friedrichshafen | Output drive for vehicle steering gear - has bridge shaped slider between track rod holding bolts and housing protection tube |
| US5002719A (en) * | 1988-12-28 | 1991-03-26 | Ishikawa Tekko Kabushiki Kaisha | Method of making a plastic dust boot with ridges which prevent end deformation during blow molding |
| CN1990291A (en) * | 2005-12-30 | 2007-07-04 | 上海汽车股份有限公司中国弹簧厂 | Antiswary bar with clamping band |
| CN201083306Y (en) * | 2007-07-14 | 2008-07-09 | 安徽中鼎密封件股份有限公司 | Rubber hose assembly with plastic fast packaging joint |
| CN202827726U (en) * | 2012-09-20 | 2013-03-27 | 荆州恒隆汽车零部件制造有限公司 | Seal and limit structure with pull rod and protecting cover matched with each other |
| CN206704286U (en) * | 2017-04-24 | 2017-12-05 | 荆州恒隆汽车技术(检测)中心 | A kind of protector of steering gear pull bar |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
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| RJ01 | Rejection of invention patent application after publication |