CN108340964A - Rack and pinion steering gear centering additional mechanism providing additional operation - Google Patents
Rack and pinion steering gear centering additional mechanism providing additional operation Download PDFInfo
- Publication number
- CN108340964A CN108340964A CN201810108663.3A CN201810108663A CN108340964A CN 108340964 A CN108340964 A CN 108340964A CN 201810108663 A CN201810108663 A CN 201810108663A CN 108340964 A CN108340964 A CN 108340964A
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- Prior art keywords
- steering gear
- side opening
- rack
- wall
- sleeve
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- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007769 metal material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a kind of rack and pinion steering gear centering additional mechanism providing additional operations, belong to the technical field of Automobile Design and manufacture.The rack and pinion steering gear centering additional mechanism providing additional operation of the present invention, introduce non-metallic material threaded sleeve structure, in additional component lateral opening hole, when rack center position, corresponding side opening is in coaxial state, and be detected by a straight pin, pass through the straight pin stationary rack position during assembling steering gear.The centering additional mechanism providing additional operation of the present invention can ensure position between assembling steering gear or later period maintenance on general assembly line can be used corresponding straight pin to make rack in the design, and will not horizontally slip.
Description
Technical field
The present invention relates to the technical fields of Automobile Design and manufacture, it is more particularly related to a kind of rack-and-pinion
Steering gear centering additional mechanism providing additional operation and preparation method thereof.
Background technology
In the prior art, the steering gear of automobile gear rack is mainly by steering gear housing, rack, steering gear input shaft three
Divide and constitute, since rack can be free to slide, existing diverter structure rack can deviate centre in transportational process due to colliding with
Two problems are brought in position：1) it needs repeatedly to adjust so that rack is close to theoretical center position when assembling on line；2) later maintenance
Lack professional aligning equipment, when installation direction disk is more difficult to ensure rack centering, and steering wheel is not right when often resulting in vehicle straight trip
In.
Invention content
In order to solve above-mentioned technical problem in the prior art, the purpose of the present invention is to provide a kind of steerings of rack-and-pinion
Device centering additional mechanism providing additional operation and preparation method thereof.
A kind of rack and pinion steering gear centering additional mechanism providing additional operation, it is characterised in that：Including external thread sleeve, internal thread sliding sleeve and
Sliding rail set；The shell of the external thread sleeve has the inner wall axially engaged with steering gear input shaft, and on the outer wall of the shell
It is provided with external screw thread and offers the side opening for being connected to the inner walls；It is offered on the inner wall of the internal thread sliding sleeve and institute
The matched internal thread of external screw thread is stated, is formed on the outer wall of the internal thread sliding sleeve and is parallel to axial sliding slot and offers
It is connected to the side opening of inner wall；Sliding rail set is hollow tubular shell, be provided on the inner wall of the tubular shell with it is described
The matched guide rail of sliding slot, and the side opening for being connected to inner wall is offered on the outer wall of the tubular shell, and the cylindrical case
The upper edge of body is provided with and the matched flange flange of steering gear housing；The inner wall of the external thread sleeve is set in steering gear input
On the outer surface of axis and fixed, internal thread and the external screw thread of the external thread sleeve of the internal thread sliding sleeve, which are matched, to be merged so that described
The side opening of internal thread sliding sleeve is aligned with the side opening of the external thread sleeve, and the guide rail of the sliding rail set is inserted into the cunning of internal thread sliding sleeve
Then slot is pressed into the tubular shell of steering gear input shaft outer wall and the steering gear input shaft so that sliding rail set
Tubular housing inner wall fit closely and make the side opening of side opening on the tubular shell of the steering gear input shaft and sliding rail set with
And the side opening alignment of internal thread sliding sleeve；Straight pin passes sequentially through side opening, sliding rail on the tubular shell of the steering gear input shaft
Side opening, the side opening of internal thread sliding sleeve and the side opening of external thread sleeve of set and fixation.
Wherein, it is offered on the outer wall around the side opening of the tubular shell matched flat with the plunger of straight pin
Slot.
Wherein, the length of the external thread sleeve is more than the length of the inner screw sheath.
Wherein, the number of the sliding slot and the guide rail is no less than 3.
Wherein, it is provided on the side opening on the tubular shell of the steering gear input shaft matched interior with the straight pin
Screw thread.
The rack and pinion steering gear centering additional mechanism providing additional operation of the present invention has the advantages that：
The present invention rack and pinion steering gear centering additional mechanism providing additional operation introduce external member assembled on general assembly line steering gear or after
Position between the available corresponding straight pin of phase repair ensures rack in the design, and will not horizontally slip, when the assembly is complete may be used
The finger setting pin is removed, then rubber blanking cover plays the role of water proof and dust proof beyond the Great Wall, and overall structure is simple and practicable.
Description of the drawings
Fig. 1 is the disassemblying structure schematic diagram of the rack and pinion steering gear centering additional mechanism providing additional operation of embodiment 1.
Fig. 2 is the schematic top plan view of the sliding rail set in centering additional mechanism providing additional operation.
Fig. 3 is cross-sectional views of the Fig. 2 along the directions A-A.
Fig. 4 is the schematic top plan view of the internal thread sliding sleeve in centering additional mechanism providing additional operation.
Fig. 5 is cross-sectional views of the Fig. 4 along the directions B-B.
Fig. 6 is the schematic top plan view of the external thread sleeve in centering additional mechanism providing additional operation.
Fig. 7 is cross-sectional views of the Fig. 6 along the directions C-C.
Fig. 8 is the structural schematic diagram for the Shaft alignment state that straight pin is inserted into.
Fig. 9 is the structural schematic diagram that centering additional mechanism providing additional operation assembles completion status (containing blanking cover).
Specific implementation mode
Rack and pinion steering gear centering additional mechanism providing additional operation of the present invention is done further below with reference to specific embodiment
Elaboration, to help those skilled in the art to the inventive concept of the present invention, that technical solution has is more complete, accurate and deep
Understand.
As shown in Figure 1, the rack and pinion steering gear centering additional mechanism providing additional operation of the present invention, including external thread sleeve 20, internal thread are slided
Set 30 and sliding rail set 40, the length of the external thread sleeve 20 are more than the length of the inner screw sheath 30.As shown in fig. 6-7, institute
The shell for stating external thread sleeve 20 has the inner wall 25 axially engaged with steering gear input shaft, and is provided on the outer wall of the shell
External screw thread 21 simultaneously offers the side opening 22 for being connected to the inner walls 25.As illustrated in figures 4-5, on the inner wall of internal thread sliding sleeve 30
Offer with the matched internal thread 31 of the external screw thread, be positioned apart from the outer wall 34 of the internal thread sliding sleeve 30 parallel
It is connected to the side opening 32 of inner wall in 3 axial sliding slots 33 and offering.As Figure 2-3, the sliding rail set 40 is hollow
Tubular shell, be positioned apart from the inner wall of the tubular shell and 33 matched 3 guide rails 43 of the sliding slot, and institute
The side opening 42 for being offered on the outer wall 46 of tubular shell and being connected to inner wall is stated, and the upper edge of the tubular shell is provided with and turns
To 55 matched flange flange 45 of device shell upper edge.As shown in Figure 1, to be set in steering gear defeated for the inner wall of the external thread sleeve 20
Enter on the outer surface 15 of axis 10 and by being interference fitted or being adhesively fixed, the internal thread 31 of the internal thread sliding sleeve 30 with it is described
The external screw thread 21 of external thread sleeve 20 is with the side opening for merging the side opening 32 and the external thread sleeve 20 that make the internal thread sliding sleeve 30
22 alignment.The guide rail 43 of the sliding rail set 40 is inserted into the sliding slot 33 of internal thread sliding sleeve 30, is then pressed into steering gear input shaft
It is sliding so that the outer wall 46 of sliding rail set 40 and the inner walls 56 of the steering gear input shaft fit closely in tubular shell 50
The flange flange lower surface 45 of rail set 40 is bonded with the upper edge 55 of the tubular shell 50 of steering gear input shaft, and makes the steering
Side opening 52 on the tubular shell 50 of device input shaft is aligned with the side opening 32 of the side opening 42 of sliding rail set 40 and internal thread sliding sleeve 30.
It is offered on the outer wall around the side opening 52 of the tubular shell and the matched flat-bottom slot of the plunger of straight pin 51.Such as Fig. 8
Straight pin 70 passes sequentially through side opening on the tubular shell of the steering gear input shaft, the side opening of sliding rail set, internal thread sliding sleeve
The side opening of side opening and external thread sleeve and fixation.Be provided on side opening on the tubular shell of the steering gear input shaft with it is described
The matched internal thread of straight pin.Fig. 9 shows the state (straight pin extraction) after the completion of assembly, and blanking cover 80 is used in combination to block.
The rack and pinion steering gear centering additional mechanism providing additional operation of the present invention introduces non-metallic material threaded sleeve structure, in appendix
Part lateral opening hole, when rack center position, corresponding side opening is in coaxial state, and is detected by a straight pin, is being assembled
By the straight pin stationary rack position during steering gear, can match with corresponding external screw thread and shell side opening internal thread on straight pin
It closes, removes axis pin after the completion of entrucking, rubber blanking cover is dust-proof beyond the Great Wall.
For the ordinary skill in the art, specific embodiment is only exemplarily described the present invention,
Obviously the present invention specific implementation is not subject to the restrictions described above, as long as use the inventive concept and technical scheme of the present invention into
The improvement of capable various unsubstantialities, or it is not improved by the present invention design and technical solution directly apply to other occasions
, within protection scope of the present invention.
Claims (5)
1. a kind of rack and pinion steering gear centering additional mechanism providing additional operation, it is characterised in that：Including external thread sleeve, internal thread sliding sleeve and cunning
Rail set；The shell of the external thread sleeve has the inner wall axially engaged with steering gear input shaft, and is set on the outer wall of the shell
It is equipped with external screw thread and offers the side opening for being connected to the inner walls；Offered on the inner wall of the internal thread sliding sleeve with it is described
External screw thread matched internal thread forms on the outer wall of the internal thread sliding sleeve and is parallel to axial sliding slot and the company of offering
Pass to the side opening of inner wall；The sliding rail set is hollow tubular shell, is provided with and the cunning on the inner wall of the tubular shell
The matched guide rail of slot, and the side opening for being connected to inner wall is offered on the outer wall of the tubular shell, and the tubular shell
Upper edge be provided with and the matched flange flange of steering gear housing；The inner wall of the external thread sleeve is set in steering gear input shaft
Outer surface on and it is fixed, the internal thread of the internal thread sliding sleeve and the external screw thread of the external thread sleeve are with merging so that described interior
The side opening of threaded sleeve is aligned with the side opening of the external thread sleeve, and the guide rail of the sliding rail set is inserted into the sliding slot of internal thread sliding sleeve,
Then outer surface and the steering gear input shaft so that sliding rail set are pressed into the tubular shell of steering gear input shaft
Tubular housing inner wall fits closely and side opening that side opening on the shell of the steering gear input shaft and sliding rail are covered and interior
The side opening of threaded sleeve is aligned；Straight pin passes sequentially through side opening, sliding rail on the tubular shell of the steering gear input shaft and covers
Side opening, the side opening of the side opening of internal thread sliding sleeve and external thread sleeve and fixation.
2. rack and pinion steering gear centering additional mechanism providing additional operation according to claim 1, it is characterised in that：In the tubular shell
Side opening around outer wall on offer and the matched flat-bottom slot of the plunger of straight pin.
3. rack and pinion steering gear centering additional mechanism providing additional operation according to claim 1, it is characterised in that：The external thread sleeve
Length is more than the length of the inner screw sheath.
4. rack and pinion steering gear centering additional mechanism providing additional operation according to claim 1, it is characterised in that：The sliding slot and described
The number of guide rail is no less than 3.
5. rack and pinion steering gear centering additional mechanism providing additional operation according to claim 1, it is characterised in that：The steering gear input
It is provided on axis tubular shell side opening and the matched internal thread of the straight pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810108663.3A CN108340964B (en) | 2018-02-01 | 2018-02-01 | Gear rack steering gear centering additional mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810108663.3A CN108340964B (en) | 2018-02-01 | 2018-02-01 | Gear rack steering gear centering additional mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108340964A true CN108340964A (en) | 2018-07-31 |
| CN108340964B CN108340964B (en) | 2024-03-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810108663.3A Active CN108340964B (en) | 2018-02-01 | 2018-02-01 | Gear rack steering gear centering additional mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108340964B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909878A (en) * | 2021-12-15 | 2022-01-11 | 天津德科智控股份有限公司 | Angle centering method for electric power steering gear |
| CN115285210A (en) * | 2022-09-14 | 2022-11-04 | 斯威重庆汽车研发中心有限公司 | Rocker arm limiting device of recirculating ball steering gear |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809806A (en) * | 1988-05-06 | 1989-03-07 | General Motors Corporation | Steering gear with hybrid housing |
| JPH10278810A (en) * | 1997-04-01 | 1998-10-20 | Suzuki Motor Corp | Installation structure of steering gear box |
| CN1895946A (en) * | 2005-06-30 | 2007-01-17 | 德尔菲技术公司 | Power steering apparatus with adjustment device |
| CN201148173Y (en) * | 2007-09-17 | 2008-11-12 | 浙江新越汽车零部件有限公司 | Steering centering apparatus for automobile power-driven steering mechanism |
| CN201516552U (en) * | 2009-09-25 | 2010-06-30 | 湖北三环汽车方向机有限公司 | Mechanical centering device of power steering gear valve assembly |
| CN104228932A (en) * | 2014-06-13 | 2014-12-24 | 王洁梅 | Automobile steering gear |
| US20160052539A1 (en) * | 2013-06-12 | 2016-02-25 | Nsk Ltd. | Rack-and-pinion steering gear unit |
| CN105805251A (en) * | 2016-05-16 | 2016-07-27 | 新乡艾迪威汽车科技有限公司 | Rack and gear meshing clearance adjusting mechanism for automobile steering device |
| CN106080759A (en) * | 2016-08-25 | 2016-11-09 | 中国北方车辆研究所 | A kind of 5 tonnes of circulating ball type bimodulus driven steering devices |
| CN205706837U (en) * | 2016-04-29 | 2016-11-23 | 浙江吉利控股集团有限公司 | Steering gear anti-rotation set |
| CN207943085U (en) * | 2018-02-01 | 2018-10-09 | 阿尔特汽车技术股份有限公司 | Rack and pinion steering gear centering additional mechanism providing additional operation |
-
2018
- 2018-02-01 CN CN201810108663.3A patent/CN108340964B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809806A (en) * | 1988-05-06 | 1989-03-07 | General Motors Corporation | Steering gear with hybrid housing |
| JPH10278810A (en) * | 1997-04-01 | 1998-10-20 | Suzuki Motor Corp | Installation structure of steering gear box |
| CN1895946A (en) * | 2005-06-30 | 2007-01-17 | 德尔菲技术公司 | Power steering apparatus with adjustment device |
| CN201148173Y (en) * | 2007-09-17 | 2008-11-12 | 浙江新越汽车零部件有限公司 | Steering centering apparatus for automobile power-driven steering mechanism |
| CN201516552U (en) * | 2009-09-25 | 2010-06-30 | 湖北三环汽车方向机有限公司 | Mechanical centering device of power steering gear valve assembly |
| US20160052539A1 (en) * | 2013-06-12 | 2016-02-25 | Nsk Ltd. | Rack-and-pinion steering gear unit |
| CN104228932A (en) * | 2014-06-13 | 2014-12-24 | 王洁梅 | Automobile steering gear |
| CN205706837U (en) * | 2016-04-29 | 2016-11-23 | 浙江吉利控股集团有限公司 | Steering gear anti-rotation set |
| CN105805251A (en) * | 2016-05-16 | 2016-07-27 | 新乡艾迪威汽车科技有限公司 | Rack and gear meshing clearance adjusting mechanism for automobile steering device |
| CN106080759A (en) * | 2016-08-25 | 2016-11-09 | 中国北方车辆研究所 | A kind of 5 tonnes of circulating ball type bimodulus driven steering devices |
| CN207943085U (en) * | 2018-02-01 | 2018-10-09 | 阿尔特汽车技术股份有限公司 | Rack and pinion steering gear centering additional mechanism providing additional operation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909878A (en) * | 2021-12-15 | 2022-01-11 | 天津德科智控股份有限公司 | Angle centering method for electric power steering gear |
| CN113909878B (en) * | 2021-12-15 | 2022-03-15 | 天津德科智控股份有限公司 | Angle centering method for electric power steering gear |
| CN115285210A (en) * | 2022-09-14 | 2022-11-04 | 斯威重庆汽车研发中心有限公司 | Rocker arm limiting device of recirculating ball steering gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108340964B (en) | 2024-03-08 |
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