CN110435750B - Low-cost automobile steering column handle clamping mechanism - Google Patents
Low-cost automobile steering column handle clamping mechanism Download PDFInfo
- Publication number
- CN110435750B CN110435750B CN201910795472.3A CN201910795472A CN110435750B CN 110435750 B CN110435750 B CN 110435750B CN 201910795472 A CN201910795472 A CN 201910795472A CN 110435750 B CN110435750 B CN 110435750B
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- shaped
- arc
- adjusting groove
- radial
- handle
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- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/184—Mechanisms for locking columns at selected positions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
- Passenger Equipment (AREA)
Abstract
The invention relates to the technical field of automobile steering column production and assembly, in particular to a low-cost automobile steering column handle clamping mechanism, wherein a left radial adjusting groove and a right radial adjusting groove are respectively formed in the left side and the right side of a U-shaped support in a steering column assembly, the left end of a bolt penetrates through the steering column assembly and is locked by a locking block, the locking block is matched and installed in the left radial adjusting groove, a radial stop block is tightly clamped between a handle and the U-shaped support, an adjusting rod on the radial stop block penetrates through an arc-shaped adjusting groove of the handle, and the back part of the radial stop block is matched and installed in the right radial adjusting groove.
Description
Technical Field
The invention relates to the technical field of automobile steering column production and assembly, in particular to a low-cost automobile steering column handle clamping mechanism.
Background
In order to provide each driver with a suitable steering wheel distance and a comfortable driving experience, the steering column of a vehicle is provided with a two-way or four-way adjustment mechanism. Considering that the steering wheel is not allowed to slip any further during non-adjustment, the adjustment mechanism must give sufficient column holding force; the design purpose is realized by a large number of parts, such as a handle assembly, a fixed cam on the handle side, a plastic limit, a handle pressing block contacting the upper column tube, a gasket, a handle guide sleeve, a spring, a bearing, a nut and the like.
The cost is increased due to a large number of parts, the complexity of assembly is increased, and the phenomenon of missing parts is easy to occur, so that the steering column assembly is disqualified.
The patent document with the application number 201820438205.1 discloses a steering column clamping system, a buffer groove is formed in a U-shaped support, noise of the whole device is reduced by utilizing cooperation among a cam disc, a buffer piece and the buffer groove, the effect of pre-tightening is achieved, the problem that the cooperation precision of other parts is reduced due to slotting on the U-shaped support is solved, the buffer piece is complex in structure, manpower and material resources consumed in production are large, vibration and noise can be reduced only in pre-tightening use, and the cost problem and the assembly rhythm problem cannot be further improved.
Therefore, it is necessary to design a clamping mechanism for a steering column handle of an automobile, which can reduce the assembly cost of parts and shorten the assembly time.
Disclosure of Invention
The invention breaks through the difficult problems in the prior art, and designs the clamping mechanism for the handle of the automobile steering column, which can reduce the assembly cost of parts and shorten the assembly time.
In order to achieve the above purpose, the invention designs a low-cost clamping mechanism for a handle of an automobile steering column, which comprises a steering column assembly, a bolt, a handle and a nut, and is characterized in that: the left and right radial adjusting grooves are respectively formed in the left and right sides of a U-shaped support in the steering column assembly, the bolt penetrates through the steering column assembly, the left end of the bolt is locked by a locking block, the locking block is matched and installed in the left radial adjusting groove, an adjusting hole, a mounting hole and an arc-shaped adjusting groove are formed in a handle, a waist-shaped long groove and a fixing hole are formed in an elliptical gasket, a locking nut tightly installs and fixes the elliptical gasket on the handle after sequentially penetrating through the fixing hole and the mounting hole, the right end of the bolt is fixed by the fixing nut after sequentially penetrating through the adjusting hole and the waist-shaped long groove, the bolt can move and adjust in the waist-shaped long groove, a radial stop block is tightly clamped between the handle and the U-shaped support of the steering column assembly, an adjusting rod on the radial stop block penetrates through the arc-shaped adjusting groove of the handle, and the back of the radial stop block is matched and installed in the right radial adjusting groove.
The radial stop block is in a T-shaped table shape, the vertical part of the T-shaped table is installed in the right radial adjusting groove in a matched mode, and the horizontal part of the T-shaped table is arranged on two sides of the surface of the right radial adjusting groove in a pressing mode, so that the radial stop block can slide up and down in the right radial adjusting groove; the upper surface of the T-shaped table is fixedly provided with a small boss, the small boss is provided with an arc-shaped inclined table, the higher end of the arc-shaped inclined table is fixed with the outer edge of the adjusting rod, and the adjusting rod is fixed on the small boss.
One end of the arc-shaped adjusting groove is provided with a round-head-shaped protrusion.
The locking block is also in a T-shaped table shape, the vertical part of the T-shaped table is installed in the left radial adjusting groove in a matching mode, the center of the T-shaped table is provided with a penetrating threaded hole, and the center line of the threaded hole coincides with the horizontal center line of the T-shaped table.
The size and the bending radian of the arc-shaped adjusting groove are the same as those of the arc-shaped inclined table, and when the adjusting rod is inserted into the arc-shaped adjusting groove, the round-head-shaped protrusion on the arc-shaped adjusting groove is contacted with the surface of the arc-shaped inclined table; when the handle is adjusted, the adjusting rod moves in the arc-shaped adjusting groove, and the round-head-shaped protrusion slides along the arc-shaped inclined table.
The round head-shaped protrusion can be a protrusion round table or a geometric boss with a circular arc chamfer.
Compared with the prior art, the locking block and the radial stop block are used for replacing the parts such as the fixed cam on the handle side, the plastic limit, the handle pressing block contacting the upper column tube, the handle guide sleeve, the spring, the bearing and the like, so that the number and the cost of the parts are greatly reduced, the slot on the U-shaped bracket is eliminated, the part precision of the steering column assembly is ensured, the noise can be reduced when the handle is locked and released, and the friction between friction plate mechanisms is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a schematic structural view of the radial stopper according to the present invention.
Fig. 4 is a top view of the radial stop of the present invention.
Fig. 5 is a schematic view of the structure of the handle in the present invention.
FIG. 6 is a schematic view of the process of the present invention for the movement of the handle and the radial stop relative to each other.
Fig. 7 is a schematic view of an elliptical gasket assembly according to the present invention.
Detailed Description
The invention will be further described with reference to fig. 1 to 7.
Referring to fig. 1-7, the invention designs a low-cost automobile steering column handle clamping mechanism, which comprises a steering column assembly, a bolt, a handle and a nut, wherein the left side and the right side of a U-shaped support in the steering column assembly 1 are respectively provided with left and right radial adjusting grooves 4 and 16, the bolt 2 penetrates through the steering column assembly 1, the left end of the bolt 2 is locked by a locking block 3, the locking block 3 is matched and installed in the left radial adjusting groove 4, an adjusting hole 6, an installing hole 7 and an arc-shaped adjusting groove 8 are formed in the handle 5, a waist-shaped groove 10 and a fixing hole 11 are formed in an elliptical gasket 9, the locking nut 14 tightly installs and fixes the elliptical gasket 9 on the handle 5 after sequentially penetrating through the fixing hole 11 and the installing hole 7, the right end of the bolt 2 is fixed by the fixing nut 12 after sequentially penetrating through the adjusting hole 6 and the waist-shaped groove 10, so that the bolt 2 can move and adjust in the waist-shaped groove 10, a radial stop block 13 is tightly clamped between the handle 5 and the U-shaped support of the steering column assembly 1, an adjusting rod 15 on the radial stop block 13 penetrates through the adjusting groove 8 of the handle 5, and the radial stop block 13 is matched and installed in the arc-shaped stop 13 at the back of the radial adjusting groove 16.
As shown in fig. 3 to 4, the radial stop block and the locking block in the invention are powder metallurgy parts, the radial stop block 13 in the invention is in a T-shaped table shape, the vertical part of the T-shaped table is installed in the right radial adjusting groove 16 in a matching way, and the horizontal part of the T-shaped table is pressed on two sides of the surface of the right radial adjusting groove 16, so that the radial stop block 13 can slide up and down in the right radial adjusting groove 16; the small boss 17 is fixed on the upper surface of the T-shaped table, in order to provide a clamping mechanism with enough axial lift of the bolt, a section of arc-shaped gradually-rising arc-shaped inclined table is arranged on the small boss 17 of the radial stop block, the higher end of the arc-shaped inclined table 18 is fixed with the outer edge of the adjusting rod 15, and the adjusting rod 15 is fixed on the small boss 17.
In the invention, one end of the arc-shaped adjusting groove 8 is provided with the round head-shaped protrusion 19, and the round head-shaped protrusion 19 can be a protrusion round table or a geometric boss with a circular arc chamfer, so that friction damage of parts caused in the sliding process is reduced.
The locking block 3 is also in a T-shaped table shape, the vertical part of the T-shaped table is matched and installed in the left radial adjusting groove 4, the center of the T-shaped table is provided with a penetrating threaded hole, and the center line of the threaded hole is coincident with the horizontal center line of the T-shaped table.
In the invention, the size and the bending radian of the arc-shaped adjusting groove 8 are the same as those of the arc-shaped inclined table 18, and when the adjusting rod 15 is inserted into the arc-shaped adjusting groove 8, the round-head-shaped protrusion 19 on the arc-shaped adjusting groove 8 is contacted with the surface of the arc-shaped inclined table 18; so that the handle 5 is adjusted, the adjusting lever 15 moves in the arcuate adjustment slot 8 while the knob 19 slides along the arcuate ramp 18.
During specific assembly, an adjusting rod on the radial stop block penetrates into an arc-shaped adjusting groove of the handle, then the radial stop block is installed in a right radial adjusting groove of the steering column assembly, the radial stop block can slide up and down in the groove, then a bolt is inserted from the left side of the steering column assembly, penetrates through an adjusting hole of the handle and a waist-shaped long groove of the elliptical gasket in sequence after penetrating through the steering column assembly and is locked with a fixing nut, then a fixing hole on the elliptical gasket is aligned with a mounting hole on the handle, the fixing gasket is tightly fixed on the handle by screwing in the locking nut, and then the left end of the bolt is locked with the steering column assembly by utilizing a locking block capable of sliding up and down in the left radial adjusting groove.
As shown in fig. 6, when the handle is pressed down, the adjusting rod slides rightwards relatively in the arc-shaped adjusting groove of the handle, the screw rod and the fixing nut are driven to slide towards the other end of the groove in the waist-shaped long groove of the elliptical gasket, a rounded square boss is arranged at the back of the handle, in the handle locking process, the rounded boss can slide from low to high tightly along the arc-shaped inclined table on the stop piece, the distance between the handle and the stop piece is increased, when the adjusting rod slides to the top end of the right side of the arc-shaped adjusting groove of the handle, the fixing nut on the bolt just abuts against the other end of the waist-shaped long groove of the elliptical gasket, at the moment, the inner side of the locking block at the other side of the bolt is attached to the U-shaped bracket, and no relative rotation is caused, so that the handle is locked completely maximally. In the loosening process, the locking block is fixed relative to the bolt by virtue of the threads, so that the rotating angle of the handle can be completely converted into the rotating angle of the bolt, and the handle is completely loosened.
Claims (3)
1. The utility model provides a low-cost car steering column handle clamping mechanism, includes steering column assembly, bolt, handle, nut, its characterized in that: left and right radial adjusting grooves (4, 16) are respectively formed in the left side and the right side of a U-shaped support in the steering column assembly (1), a bolt (2) penetrates through the steering column assembly (1), the left end of the bolt (2) is locked by a locking block (3), the locking block (3) is matched and installed in the left radial adjusting groove (4), an adjusting hole (6), a mounting hole (7) and an arc-shaped adjusting groove (8) are formed in a handle (5), a waist-shaped long groove (10) and a fixing hole (11) are formed in an elliptical gasket (9), a locking nut (14) sequentially penetrates through the fixing hole (11) and the mounting hole (7), the elliptical gasket (9) is tightly installed and fixed on a handle (5), the right end of the bolt (2) sequentially penetrates through the adjusting hole (6) and the waist-shaped long groove (10) and is fixed by a fixing nut (12), so that the bolt (2) can move and adjust in the waist-shaped long groove (10), a radial stop block (13) is tightly clamped between the handle (5) and the U-shaped support of the steering column assembly (1), the radial stop block (13) is arranged in the radial stop block (13) in the radial adjusting groove (8) in the radial adjusting groove (16),
The radial stop block (13) is in a T-shaped table shape, the vertical part of the T-shaped table is installed in the right radial adjusting groove (16) in a matching way, and the horizontal part of the T-shaped table is pressed on two sides of the surface of the right radial adjusting groove (16), so that the radial stop block (13) can slide up and down in the right radial adjusting groove (16); a small boss (17) is fixed on the upper surface of the T-shaped table, an arc-shaped inclined table (18) is arranged on the small boss (17), one higher end of the arc-shaped inclined table (18) is fixed with the outer edge of the adjusting rod (15), the adjusting rod (15) is fixed on the small boss (17),
The size and the bending radian of the arc-shaped adjusting groove (8) are the same as those of the arc-shaped inclined table (18), and when the adjusting rod (15) is inserted into the arc-shaped adjusting groove (8), a round-head-shaped protrusion (19) on the arc-shaped adjusting groove (8) is contacted with the surface of the arc-shaped inclined table (18); so that the adjusting rod (15) moves in the arc-shaped adjusting groove (8) when the handle (5) is adjusted, and the round-head-shaped protrusion (19) slides along the arc-shaped inclined table (18),
One end of the arc-shaped adjusting groove (8) is provided with a round-head-shaped protrusion (19).
2. A low cost automotive steering column handle grip mechanism according to claim 1, wherein: the locking block (3) is also in a T-shaped table shape, the vertical part of the T-shaped table is installed in the left radial adjusting groove (4) in a matching way, the center of the T-shaped table is provided with a penetrating threaded hole, and the center line of the threaded hole coincides with the horizontal center line of the T-shaped table.
3. A low cost automotive steering column handle grip mechanism according to claim 1, wherein: the round head-shaped protrusion (19) can be a protrusion round table or a geometric boss with a circular arc chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795472.3A CN110435750B (en) | 2019-08-27 | 2019-08-27 | Low-cost automobile steering column handle clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795472.3A CN110435750B (en) | 2019-08-27 | 2019-08-27 | Low-cost automobile steering column handle clamping mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110435750A CN110435750A (en) | 2019-11-12 |
| CN110435750B true CN110435750B (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910795472.3A Active CN110435750B (en) | 2019-08-27 | 2019-08-27 | Low-cost automobile steering column handle clamping mechanism |
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| Country | Link |
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| CN (1) | CN110435750B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204472875U (en) * | 2015-02-28 | 2015-07-15 | 上海蒂森克虏伯汇众汽车零部件有限公司 | The control system of car steering tube column |
| CN104828124A (en) * | 2014-05-27 | 2015-08-12 | 北汽福田汽车股份有限公司 | Steering column assembly for automobile, and automobile |
| CN210852619U (en) * | 2019-08-27 | 2020-06-26 | 博世华域转向系统有限公司 | Low-cost automobile steering column handle clamping mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8689660B2 (en) * | 2010-09-14 | 2014-04-08 | Nsk Ltd. | Steering device |
| CN105984483B (en) * | 2015-02-16 | 2018-07-13 | 博世华域转向系统有限公司 | It is a kind of to prevent the device of the passive crumple of steering column and prevent passive crumple method |
-
2019
- 2019-08-27 CN CN201910795472.3A patent/CN110435750B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828124A (en) * | 2014-05-27 | 2015-08-12 | 北汽福田汽车股份有限公司 | Steering column assembly for automobile, and automobile |
| CN204472875U (en) * | 2015-02-28 | 2015-07-15 | 上海蒂森克虏伯汇众汽车零部件有限公司 | The control system of car steering tube column |
| CN210852619U (en) * | 2019-08-27 | 2020-06-26 | 博世华域转向系统有限公司 | Low-cost automobile steering column handle clamping mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110435750A (en) | 2019-11-12 |
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