CN114537508A - Mechanical steering gear assembly of automobile - Google Patents
Mechanical steering gear assembly of automobile Download PDFInfo
- Publication number
- CN114537508A CN114537508A CN202210183733.8A CN202210183733A CN114537508A CN 114537508 A CN114537508 A CN 114537508A CN 202210183733 A CN202210183733 A CN 202210183733A CN 114537508 A CN114537508 A CN 114537508A
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- China
- Prior art keywords
- rack
- bushing
- cavity
- pull rod
- mechanical steering
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- 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
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000007423 decrease Effects 0.000 claims description 8
- 238000005452 bending Methods 0.000 abstract description 10
- 238000005336 cracking Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/16—Arrangement of linkage connections
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses an automobile mechanical steering gear assembly, which comprises a box body, a gear, a rack supporting component and a left pull rod assembly, wherein a cavity which is communicated along the left-right direction is formed in the box body, the rack is arranged in the cavity in a sliding mode along the left-right direction, the gear is meshed with the rack, the left pull rod assembly is connected with the left end of the rack through a ball head seat in a pull rod, the rack supporting component is positioned below the meshing position of the gear and the rack, the automobile mechanical steering gear assembly also comprises a bushing arranged in the cavity, a middle hole for the rack to pass through is formed in the middle of the bushing, and a flanging which protrudes outwards along the radial direction is formed at the left end of the bushing; the cavity includes that the bulb seat that sets gradually from a left side to the right side holds chamber, bush installation cavity and rack and passes through the chamber, the bulb holds chamber and bush installation cavity and all is located rack supporting component's left. The invention can reduce the bending degree of the rack and prevent the box body from cracking caused by severe bending of the rack.
Description
Technical Field
The invention relates to an automobile steering system, in particular to an automobile mechanical steering gear assembly.
Background
As shown in fig. 1-3, a conventional mechanical steering gear assembly for an automobile includes a box 1, a gear 2, a rack 3, a rack support component 4, a left pull rod assembly 5 and a right pull rod assembly 6, wherein the box 1 has a cavity penetrating in the left-right direction, the rack 3 is disposed in the cavity in a manner of sliding in the left-right direction, the gear 2 is engaged with the rack 3, the left pull rod assembly 5 and the right pull rod assembly 6 are respectively connected with the left end and the right end of the rack 3 through a tie rod inner ball seat 7, a mounting hole communicated with the cavity and used for mounting the rack support component 4 is disposed below the engagement position of the gear 2 and the rack 3 on the box 1, and the rack support component 4 can support the rack 3. The automobile is in the in-process of traveling, the driver controls the steering wheel through both hands and rotates about, the steering wheel passes through steering gear 2 and drives 3 side-to-side motion of rack in the box 1, during the motion of rack 3, push or pull right pull rod assembly 6 and left pull rod assembly 5 connected with it, left pull rod assembly 5 is connected with left front brake knuckle through the outer bulb round pin of left pull rod, right pull rod assembly 6 is connected with right front brake knuckle through the outer bulb round pin of right pull rod, it fastens respectively on left front brake or right front brake to control the wheel through the bolt, when right pull rod assembly 6 and left pull rod assembly 5 received the thrust or the pulling force of rack 3 and moved, can drive left and right wheel and turn to, thereby realize that the whole car turns to.
The steering wheel rotates towards the same direction all the time towards the left or the right, when the ball head seat 7 in the pull rod of the automobile mechanical steering gear assembly is contacted with the box body 1, the steering wheel can not be rotated towards the direction any more, and the steering wheel is the limit position of the automobile mechanical steering gear assembly and also the limit direction of the steering wheel. When the steering wheel is driven to the extreme position leftwards, the left wheel is impacted by the ground in the process of steering or turning at a certain speed, the impact force is transmitted to the rack 3 through the left pull rod assembly 5, because the left pull rod assembly 5 is inclined relative to the rack 3, the impact force is divided into two direction component forces, one component force is the same as the left-right sliding direction of the rack 3 and pushes the rack 3 to slide leftwards and rightwards, and the other component force transmits the impact force along the radial direction of the rack 3, at the moment, because the rack 3 extends out of the box body 1 for a long time, the distance between the ball head seat 7 in the pull rod and the rack support assembly 4 is large, the suspension length of the rack 3 is long, the rack 3 is easy to bend and deform when stressed, and the box body 1 can be cracked seriously, so that the whole vehicle loses the steering function of the steering wheel. When the steering wheel is driven to the right to the limit direction position, the inner ball seat 7 of the pull rod on the left pull rod assembly 5 can be contacted with the box body 1, and in order to reduce the impact force, a pull rod limiting and damping washer 8 which is used for being contacted with the box body 1 is usually sleeved on the inner ball seat 7 of the pull rod.
CN 109131535A-a steering gear rack bushing and a steering gear assembly comprising the same, the steering gear rack bushing comprises a bushing body, the bushing body is arranged between a steering gear shell and a rack, the bushing body has a first arc-shaped part and a second arc-shaped part; the first arc-shaped part corresponds to a tooth surface area of the rack, and the second arc-shaped part corresponds to a tooth back area of the rack; the inner diameter of the first arc-shaped part is larger than that of the second arc-shaped part, and the difference between the inner diameters of the first arc-shaped part and the second arc-shaped part is larger than or equal to 1 mm. The rack bushing of the steering gear can effectively absorb the impact force of the rack in the vertical direction of the gear accessory, reduces abnormal sound generated by impact, improves driving comfort and finished automobile quality, and is simple and reliable in structure. Needless to say, the technical solution disclosed in this patent document is a useful attempt in the technical field.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an automobile mechanical steering assembly, which can increase the contact area for supporting a deformed rack, reduce the bending degree of the rack, improve the capability of the vehicle wheels to bear impact force, prevent a box from being broken due to severe bending of the rack, and has a simple structure and convenient assembly and disassembly.
The invention discloses an automobile mechanical steering gear assembly, which comprises a box body, a gear, a rack supporting component and a left pull rod assembly, wherein a cavity which is communicated along the left-right direction is formed in the box body, the rack is arranged in the cavity in a sliding mode along the left-right direction, the gear is meshed with the rack, the left pull rod assembly is connected with the left end of the rack through a ball head seat in a pull rod, the rack supporting component is positioned below the meshing position of the gear and the rack, the automobile mechanical steering gear assembly also comprises a bushing arranged in the cavity, a middle hole for the rack to pass through is formed in the middle of the bushing, and a flanging which protrudes outwards along the radial direction is formed at the left end of the bushing; the cavity comprises a ball headstock accommodating cavity, a bushing mounting cavity and a rack passing cavity which are sequentially arranged from left to right, the ball headstock accommodating cavity and the bushing mounting cavity are both positioned on the left side of the rack supporting component, and the inner diameter of the ball headstock accommodating cavity is larger than that of the bushing mounting cavity; the bush is installed in the bush installation cavity, and the turn-ups are located between the bottom surface of the cavity of the ball headstock accommodating cavity and the ball headstock in the pull rod.
Furthermore, a supporting boss protruding inwards from the middle hole is arranged on the bushing, a taper hole is formed inside the supporting boss, and the inner diameter of the taper hole decreases progressively from left to right.
Furthermore, the included angle between the generatrix of the taper hole and the axis of the bushing is alpha, and alpha is more than or equal to 1 degree and less than or equal to 3 degrees.
Further, the bush with bush installation cavity joint, turn-ups's right-hand member face supports and leans on the chamber bottom surface in the ball headstock holds the chamber, turn-ups's left end face can be used for with the ball headstock contacts in the pull rod.
Further, be provided with on the outer wall of bush along radial outside convex joint structure, be provided with on the bush installation cavity be used for with joint structure complex joint groove.
Further, the joint structure is ring cone boss, ring cone boss have be used for the direction right conical surface and be used for with the left plane that the left side inner wall counterbalance of joint groove leaned on, the external diameter of right conical surface decreases progressively from a left side to the right side.
Furthermore, a plurality of clamping deformation grooves are formed in the bushing at intervals along the circumferential direction, and the clamping deformation grooves enable the bushing to deform inwards along the radial direction.
Furthermore, a plurality of opening directions of the clamping deformation grooves are all arranged rightwards.
Furthermore, it is a plurality of the left end in joint deformation groove extends to the middle part of ring toper boss, the joint groove is cylindrical annular.
Further, the left end of bush installation cavity is provided with the chamfer, the right-hand member of bush is provided with the radius angle.
The invention has the beneficial effects that:
(1) when the steering wheel is driven to the extreme direction position to the left, the left wheel is impacted by the ground in the steering or turning process at a certain speed, when the rack of the left wheel is deformed by the radial component force of the impact force, the rack can be contacted with the bushing, the bushing can support the rack, the force arm of the rack under stress is reduced, the bushing and the rack support assembly jointly provide support for the deformed rack, the contact area for supporting the deformed rack can be increased, the bending degree of the rack is reduced, the capability of bearing the impact force of the wheels of the whole vehicle is improved, the case body is prevented from being broken due to the severe bending of the rack, and the whole vehicle is prevented from losing the steering function of the steering wheel; when the steering wheel is driven to the limit direction position rightwards, the pull rod inner ball seat on the left pull rod assembly extends into the ball seat accommodating cavity, and the pull rod inner ball seat is contacted with the flanging;
(2) a taper hole is formed in the supporting boss, the inner diameter of the taper hole decreases progressively from left to right, the inclined direction of the taper hole is adapted to the deformed rack, and the contact area between the bushing and the deformed rack can be further increased, so that the bending degree of the rack is further reduced, and the impact force bearing capacity of the vehicle wheel is improved;
(3) the bushing is simple in structure and convenient to mount and dismount.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic structural diagram of a conventional mechanical steering gear assembly for an automobile;
FIG. 2 is an exploded view of a prior art mechanical steering gear assembly for an automobile;
FIG. 3 is a schematic partial cross-sectional view of a prior art automotive mechanical steering gear assembly;
FIG. 4 is a schematic partial cross-sectional view of the automotive mechanical steering assembly of the present invention;
FIG. 5 is a schematic view of the construction of the bushing of the present invention;
FIG. 6 is a schematic cross-sectional view of the bushing of the present invention;
FIG. 7 is a schematic cross-sectional view of the case of the present invention;
fig. 8 is an enlarged schematic view of fig. 7 at a.
The drawings are numbered as follows: 1-box body, 11-ball seat accommodating cavity, 12-bushing mounting cavity, 121-clamping groove, 122-chamfer, 13-rack passing cavity, 2-gear, 3-rack, 4-rack supporting component, 5-left pull rod assembly, 6-right pull rod assembly, 7-pull rod inner ball seat, 8-pull rod limiting damping washer, 9-bushing, 91-middle hole, 92-flanging, 93-supporting boss, 94-clamping structure, 941-right conical surface, 942-left plane, 95-clamping deformation groove and 96-fillet.
Detailed Description
As shown in fig. 4-8, the mechanical steering gear assembly for an automobile in the present embodiment includes a box 1, a gear 2, a rack 3, a rack support component 4, and a left pull rod assembly 5, where the box 1 has a cavity penetrating in the left-right direction, the rack 3 is disposed in the cavity in a manner of being able to slide in the left-right direction, the gear 2 is engaged with the rack 3, the left pull rod assembly 5 is connected with the left end of the rack 3 through a pull rod inner ball seat 7, the rack support component 4 is located below the engagement position of the gear 2 and the rack 3, and further includes a bushing 9 disposed in the cavity, a middle hole 91 for the rack 3 to pass through is disposed in the middle of the bushing 9, and a flange 92 protruding outward in the radial direction is disposed at the left end of the bushing 9; the cavity comprises a ball headstock accommodating cavity 11, a bushing mounting cavity 12 and a rack passing cavity 13 which are sequentially arranged from left to right, the ball headstock accommodating cavity 11 and the bushing mounting cavity 12 are both positioned on the left side of the rack supporting component 4, and the inner diameter of the ball headstock accommodating cavity 11 is larger than that of the bushing mounting cavity 12; the bush 9 is installed in the bush installation cavity 12, and the flange 92 is positioned between the cavity bottom surface of the ball seat accommodating cavity 11 and the pull rod inner ball seat 7. Preferably, the bushing 9 is clamped with the bushing mounting cavity 12, the right end face of the flange 92 abuts against the bottom surface of the cavity of the ball seat accommodating cavity 11, and the left end face of the flange 92 can be used for contacting with the ball seat 7 in the pull rod.
The material of the lining 9 is a material capable of buffering and absorbing shock, and can be polyurethane. When the steering wheel is driven to the extreme position to the left, the left wheel is impacted by the ground during steering or turning at a certain speed, the impact force is transmitted to the rack 3 through the left pull rod assembly 5, because the left pull rod assembly 5 is inclined relative to the rack 3, the impact force is divided into two direction component forces, one component force is the same as the left-right sliding direction of the rack 3 and pushes the rack 3 to slide left and right, and the other component force transmits the impact force along the radial direction of the rack 3, at the moment, because the rack 3 extends out of the box body 1 for a long time, the distance between the inner ball seat 7 of the pull rod and the rack support assembly 4 is large, the suspension length of the rack 3 is long, and the bushing 9 is arranged between the inner ball seat 7 of the pull rod and the rack support assembly 4, when the rack 3 is deformed by the radial component force of the impact force, the rack 3 can be contacted with the bushing 9, and the bushing 9 can support the rack 3, the force arm of the stressed rack 3 is reduced, the bushing 9 and the rack support assembly 4 jointly provide support for the deformed rack 3, the contact area for supporting the deformed rack 3 can be increased, the bending degree of the rack 3 is reduced, the capability of bearing impact force of wheels of the whole vehicle is improved, the case body 1 is prevented from being broken due to the serious bending of the rack 3, and the whole vehicle is prevented from losing the steering function of a steering wheel; when the steering wheel is driven to the extreme direction position, the ball seat 7 in the pull rod on the left pull rod assembly 5 extends into the ball seat accommodating cavity 11, the ball seat 7 in the pull rod contacts with the turned edge 92, the box body 1 can be prevented from being impacted by the ball seat 7 in the pull rod, the pull rod limiting damping washer 8 which is used for contacting with the box body 1 is no longer required to be sleeved on the ball seat 7 in the pull rod, and therefore the processing difficulty and the production cost of the ball seat of the pull rod can be reduced.
In this embodiment, the bushing 9 is provided with a supporting boss 93 protruding inward from the central hole 91, a taper hole is formed inside the supporting boss 93, and the inner diameter of the taper hole decreases from left to right. A gap of 0.4mm-0.8mm is formed between the inner wall of the taper hole and the rack 3, so that the rack 3 can normally slide relative to the bushing 9. When the steering wheel is driven to the extreme direction position from the left, the left wheel is impacted by the ground in the process of steering or turning at a certain speed, the impact force is transmitted to the rack 3 through the left pull rod assembly 5, when the rack 3 deforms by the radial component force of the impact force, the rack 3 is in an inclined shape with a lower left part and a higher right part, a taper hole is formed inside the supporting boss 93, the inner diameter of the taper hole decreases progressively from the left to the right, the inclined direction of the taper hole is adaptive to the deformed rack 3, the contact area between the bushing 9 and the deformed rack 3 can be further increased, the bending degree of the rack 3 is further reduced, and the capacity of bearing the impact force of the whole vehicle wheel is improved.
In this embodiment, the generatrix of the conical bore forms an angle α with the axis of the bushing 9, 1 ° ≦ α ≦ 3 °, for example α may be 1.2 °, 1.5 °, 1.7 ° or 2.5 °, preferably α =1.5 °.
In this embodiment, the outer wall of the bushing 9 is provided with a clamping structure 94 protruding outward in the radial direction, and the bushing mounting cavity 12 is provided with a clamping groove 121 for matching with the clamping structure 94; in this embodiment, a plurality of snap-fit deformation grooves 95 are circumferentially provided on the bush 9 at intervals, and the plurality of snap-fit deformation grooves 95 enable the bush 9 to be radially inwardly deformed. In this embodiment, the opening directions of the plurality of snap-deforming grooves 95 are all set to the right. Bushing 9 and bushing installation cavity 12 interference fit, joint deformation groove 95 can make bushing 9 can warp to can be convenient for bushing 9 pack into bushing installation cavity 12 and with bushing installation cavity 12 zonulae occludens, joint structure 94 cooperatees with joint groove 121, can prevent that bushing 9 from following axial displacement, thereby prevent that bushing 9 from deviating from.
In this embodiment, the clamping structure 94 is a circular cone-shaped boss, the circular cone-shaped boss has a right conical surface 941 for guiding and a left plane 942 for abutting against the left inner wall of the clamping groove 121, and the outer diameter of the right conical surface 941 decreases progressively from left to right. The left plane 942 abuts against the left inner wall of the clamping groove 121 to prevent the bushing 9 from being separated, and meanwhile, the right end face of the flange 92 abuts against the cavity bottom face of the ball seat accommodating cavity 11 to jointly guarantee the installation reliability of the bushing 9. The right conical surface 941 can play a role in guiding when the bushing 9 is installed, and the bushing 9 is deformed inwards along the radial direction after the right conical surface 941 is contacted with the bushing installation cavity 12, so that the annular conical boss can conveniently enter the bushing installation cavity 12.
In this embodiment, the left ends of the plurality of clamping deformation grooves 95 extend to the middle of the ring-cone-shaped boss, and the clamping groove 121 is a cylindrical ring groove. When dismantling and changing bush 9, stretch into bush 9 through a plurality of couples, then hang a plurality of couples respectively at the left end of joint amortization groove 95, remove the couple left, make the pointed end of couple stretch into the clearance between joint groove 121 and the ring awl form boss and the pointed end of couple is hung on the right conical surface 941 of ring awl form boss, then continue the application of force left, a plurality of couples can take out bush 9.
In this embodiment, the left end of the bushing mounting cavity 12 is provided with a chamfer 122, and the right end of the bushing 9 is provided with a fillet 96. Chamfer 122 and radius 96 can facilitate bushing 9 extending into bushing mounting cavity 12.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. The utility model provides an automotive machinery steering gear assembly, includes box (1), gear (2), rack (3), rack supporting component (4) and left pull rod assembly (5), the inside of box (1) has the cavity that link up along left right direction, rack (3) are in with the mode setting that can follow left right direction slip in the cavity, gear (2) and rack (3) meshing, left pull rod assembly (5) through in the pull rod bulb seat (7) with the left end of rack (3) is connected, rack supporting component (4) are located gear (2) with the below of rack (3) meshing department, its characterized in that: the rack gear is characterized by further comprising a bushing (9) arranged in the cavity, a middle hole (91) for the rack gear (3) to penetrate through is formed in the middle of the bushing (9), and a flanging (92) protruding outwards in the radial direction is formed in the left end of the bushing (9); the cavity comprises a ball headstock accommodating cavity (11), a bushing mounting cavity (12) and a rack passing cavity (13) which are sequentially arranged from left to right, the ball headstock accommodating cavity (11) and the bushing mounting cavity (12) are both positioned on the left side of the rack supporting component (4), and the inner diameter of the ball headstock accommodating cavity (11) is larger than that of the bushing mounting cavity (12); the bushing (9) is installed in the bushing installation cavity (12), and the flanging (92) is located between the bottom surface of the accommodating cavity (11) of the ball head seat and the ball head seat (7) in the pull rod.
2. The automotive mechanical steering assembly of claim 1, wherein: the bushing (9) is provided with a supporting boss (93) which protrudes inwards from the middle hole (91), a taper hole is formed in the supporting boss (93), and the inner diameter of the taper hole decreases progressively from left to right.
3. The automotive mechanical steering assembly of claim 2, wherein: the included angle between the generatrix of the taper hole and the axial line of the bushing (9) is alpha, and alpha is more than or equal to 1 degree and less than or equal to 3 degrees.
4. The automotive mechanical steering assembly of claim 1, wherein: the bushing (9) is connected with the bushing mounting cavity (12) in a clamped mode, the right end face of the flanging (92) abuts against the bottom face of the cavity of the accommodating cavity (11) of the ball head seat, and the left end face of the flanging (92) can be used for being in contact with the ball head seat (7) in the pull rod.
5. The automotive mechanical steering assembly of claim 4, wherein: be provided with on the outer wall of bush (9) along radial outside convex joint structure (94), be provided with on bush installation cavity (12) be used for with joint structure (94) complex joint groove (121).
6. The automotive mechanical steering assembly of claim 5, wherein: the joint structure (94) is ring cone boss, ring cone boss have be used for the direction right conical surface (941) and be used for with left plane (942) that the left side inner wall of joint groove (121) leaned on, the external diameter of right conical surface (941) decreases progressively from left to right.
7. The automotive mechanical steering assembly of claim 5, wherein: the bush (9) is provided with a plurality of joint deformation grooves (95) along the circumference interval, and is a plurality of joint deformation grooves (95) make bush (9) can radially inwards warp.
8. The automotive mechanical steering assembly of claim 7, wherein: a plurality of opening directions of the clamping deformation grooves (95) are all arranged rightwards.
9. The automotive mechanical steering assembly of claim 8, wherein: a plurality of the left end in joint deformation groove (95) extends to the middle part of ring toper boss, joint groove (121) are cylindrical annular.
10. The automotive mechanical steering assembly of claim 1, wherein: the left end of bush installation cavity (12) is provided with chamfer (122), the right-hand member of bush (9) is provided with radius angle (96).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210183733.8A CN114537508A (en) | 2022-02-28 | 2022-02-28 | Mechanical steering gear assembly of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210183733.8A CN114537508A (en) | 2022-02-28 | 2022-02-28 | Mechanical steering gear assembly of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114537508A true CN114537508A (en) | 2022-05-27 |
Family
ID=81679563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210183733.8A Pending CN114537508A (en) | 2022-02-28 | 2022-02-28 | Mechanical steering gear assembly of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114537508A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1219471A (en) * | 1968-03-27 | 1971-01-13 | Cam Gears Ltd | Improvements in or relating to rack and pinion mechanism |
| GB1400082A (en) * | 1971-11-26 | 1975-07-16 | Zahnradfabrik Friedrichshafen | Rack-and-pinion steering gears particularly for motor vehicles |
| US20080088104A1 (en) * | 2006-10-13 | 2008-04-17 | Arlt George E | Steering gear assembly having rack bushing |
| JP2013006470A (en) * | 2011-06-23 | 2013-01-10 | Jtekt Corp | Steering apparatus |
| CN105946964A (en) * | 2016-06-04 | 2016-09-21 | 芜湖世特瑞转向***有限公司 | Pinion and rack type steering machine |
| CN109131535A (en) * | 2018-08-15 | 2019-01-04 | 重庆长安汽车股份有限公司 | A kind of steering gear rack bushing and the steering assembly comprising the bushing |
| CN110998110A (en) * | 2017-08-03 | 2020-04-10 | 奥依列斯工业株式会社 | Bearing and steering mechanism |
-
2022
- 2022-02-28 CN CN202210183733.8A patent/CN114537508A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1219471A (en) * | 1968-03-27 | 1971-01-13 | Cam Gears Ltd | Improvements in or relating to rack and pinion mechanism |
| GB1400082A (en) * | 1971-11-26 | 1975-07-16 | Zahnradfabrik Friedrichshafen | Rack-and-pinion steering gears particularly for motor vehicles |
| US20080088104A1 (en) * | 2006-10-13 | 2008-04-17 | Arlt George E | Steering gear assembly having rack bushing |
| JP2013006470A (en) * | 2011-06-23 | 2013-01-10 | Jtekt Corp | Steering apparatus |
| CN105946964A (en) * | 2016-06-04 | 2016-09-21 | 芜湖世特瑞转向***有限公司 | Pinion and rack type steering machine |
| CN110998110A (en) * | 2017-08-03 | 2020-04-10 | 奥依列斯工业株式会社 | Bearing and steering mechanism |
| CN109131535A (en) * | 2018-08-15 | 2019-01-04 | 重庆长安汽车股份有限公司 | A kind of steering gear rack bushing and the steering assembly comprising the bushing |
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