CN104494683A - Crumple energy absorption type automobile steering pipe column assembly and assembling method thereof - Google Patents
Crumple energy absorption type automobile steering pipe column assembly and assembling method thereof Download PDFInfo
- Publication number
- CN104494683A CN104494683A CN201410605395.8A CN201410605395A CN104494683A CN 104494683 A CN104494683 A CN 104494683A CN 201410605395 A CN201410605395 A CN 201410605395A CN 104494683 A CN104494683 A CN 104494683A
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- CN
- China
- Prior art keywords
- precise placement
- column jecket
- cylindric
- placement ring
- assembly
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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
- B62D1/19—Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
- B62D1/192—Yieldable or collapsible columns
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
Abstract
The invention provides a crumple energy absorption type automobile steering pipe column assembly and an assembling method thereof. The automobile steering pipe column assembly comprises an inner column pipe, a cylindrical precision positioning ring and an outer column pipe, wherein one end of the inner column pipe is sleeved with the cylindrical precision positioning ring, and the cylindrical precision positioning ring is sleeved with one end of the outer pipe column. The cylindrical precision positioning ring forms the convex rib interference fit state between the inner column pipe and the outer column pipe, and compensates for the fit clearance between the inner column pipe and the outer column pipe. Due to the fact that the pipe column assembly is provided with the precision positioning ring, the effects that the fit clearance between the inner column pipe and the outer column pipe is automatically compensated, and crumple energy absorption is achieved through interference fit between the inner column pipe and the outer column pipe are achieved. In addition, crushing force of the steering pipe column assembly is stable and controllable, and the yield of the volume production is improved.
Description
Technical field
The present invention relates to a kind of automobile turning pipe pillar assembly, more specifically, relate to a kind of collapsing absorbing energy type automobile turning pipe pillar assembly and assembly method thereof.
Background technology
Collapsible Steering gear refers to when collision happens, and Steering gear can the crumple distortion by design in advance.When violent shock occurs automobile, driver is often because strong failing and turn forward, and the chest meeting of human body and bearing circle collide.In order to make to suffer that the impulsive force that driver's chest that Steering gear impacts bears reduces, some automobile folds the crumple that Steering gear is designed to occur because suffering extraneous extruding when clashing into two to three sections, and some can be disperseed because clashing into the impulsive force being delivered to human body by Steering gear.
At present, column jecket energy-absorbing steering tubular column mostly adopts and to press a little or the mode of belling muscle realizes crumple energy-absorbing, but these two kinds of modes do not possess the effect of the inside and outside column jecket tolerance clearance of auto-compensation, more responsive to the processing and manufacturing tolerance of column jecket, higher to tolerance, crumple power is wayward to a certain scope, in manufacturing process, first-time qualification rate is lower, and once crumple power nonconformity, product is not reworkable, can only scrap, so condemnation factor is higher.
Summary of the invention
In view of the problems referred to above of the prior art, the present invention proposes a kind of collapsing absorbing energy type automobile turning pipe pillar assembly and assembly method thereof of novel structure.
According to a first aspect of the invention, provide a kind of collapsing absorbing energy type automobile turning pipe pillar assembly, comprising: interior column jecket; Cylindric precise placement ring, it is set on one end of this interior column jecket; Outer tubing string, one end of this outer tubing string is set on this cylindric precise placement ring, makes described cylindric precise placement ring be positioned at the middle part of automobile turning pipe pillar assembly, and form convex tendon interference fit state between described interior column jecket and outer column jecket; Wherein, the periphery along described cylindric precise placement ring is furnished with multiple axial convex tendon, the tolerance clearance of column jecket and outer column jecket in described cylindric precise placement ring compensates.
According to a second aspect of the invention, provide a kind of assembly method of collapsing absorbing energy type automobile column pipe assembly, comprise the steps: the cylindric precise placement ring of the axial convex tendon of punch forming band; This cylindric precise placement ring set is located at one end of interior column jecket; Utilize pressure apparatus, will corresponding one end of the outer column jecket of one end press-in of the described interior column jecket of described cylindric precise placement ring set be arranged with, thus form column jecket assembly; After described cylindric precise placement ring assembling, between described interior column jecket and outer column jecket, form convex tendon interference fit state; And by upper and lower bearing and turn to axle to load described column jecket assembly.
Because column jecket assembly of the present invention is with precise placement ring, therefore there is auto-compensation inside and outside column jecket tolerance clearance and played the effect of crumple energy-absorbing by inside and outside column jecket interference fit.In addition, the crushing force of column assy of the present invention is stablized controlled, improves batch manufacturing qualification rate.
Accompanying drawing explanation
Fig. 1 is the precise placement ring schematic perspective view of collapsing absorbing energy type automobile turning pipe pillar assembly of the present invention.
Fig. 2 is the schematic diagram after the inside and outside column jecket assembling of collapsing absorbing energy type automobile turning pipe pillar assembly of the present invention.
Detailed description of the invention
Below, with reference to the accompanying drawings the preferred embodiments of the present invention are described.
Precise placement ring 1 is as shown in Figure 1 enclosed between interior column jecket 2 and outer column jecket 3, and is positioned at the middle part of column assy.This cylindric precise placement ring 1 utilizes Punch-shaping method manufacture, and has multiple axial convex tendon 11.These axial convex tendons 11 are arranged along the periphery of cylindric precise placement ring 1.Preferably, these axial convex tendons 11 are annularly arranged in the periphery of cylindric precise placement ring 1.As shown in the preferred embodiment of Fig. 1, near the place of two ends up and down of cylindric precise placement ring 1, the multiple axial convex tendon 11 circumferentially along cylindric precise placement ring 1 can be formed respectively.Axial convex tendon 11 is not restricted to the form shown in Fig. 1 in the layout of the periphery of cylindric precise placement ring 1, such as, and also can along circumferentially more or less the ring formed by axial convex tendon 11 of cylindric precise placement ring 1.
For the ease of manufacturing, axial convex tendon 11 is as shown in Figure 1 formed to cave in from the periphery of cylindric precise placement ring 1 to inner circumferential.But the present invention is not restricted to this, such as, also axial convex tendon 11 can be fabricated to and cave in from the inner circumferential periphery of cylindric precise placement ring 1.The shape of described axial convex tendon 11 can be rectangle, circle, polygon etc.
Preferably, as shown in Figure 1, cylindric precise placement ring 1 of the present invention is provided with over its axial length and axially cracks 12, makes this cylindric precise placement ring 1 be convenient to be sheathed on interior tubing string 2.
Fig. 2 is the schematic diagram after the inside and outside column jecket assembling of collapsing absorbing energy type automobile turning pipe pillar assembly of the present invention.As shown in Figure 2, cylindric precise placement ring 1 of the present invention is set on one end of interior tubing string 2, and corresponding one end of outer tubing string 3 is sheathed on cylindric precise placement ring 1, forms column jecket assembly.Ability and technical personnel can be determined, this cylindric precise placement ring 1 is positioned in fact the middle part of column assy.
The method of assembling column jecket assembly of the present invention comprises the steps:
1. the cylindric precise placement ring of the axial convex tendon of punch forming band;
2. this cylindric precise placement ring set is located at one end of interior column jecket;
3. utilize pressure apparatus, such as oil press, will the corresponding matching part of the outer column jecket of one end press-in of column jecket in cylindric precise placement ring set be arranged with, thus form column jecket assembly; After cylindric precise placement ring assembling, between inside and outside column jecket, form convex tendon interference fit state;
4. by upper and lower bearing and turn to axle to load this column jecket assembly, thus complete the assembling of column assy.
Because column jecket assembly of the present invention is with precise placement ring, therefore there is auto-compensation inside and outside column jecket tolerance clearance and played the effect of crumple energy-absorbing by inside and outside column jecket interference fit.When vehicle steering is subject to the collision of certain external force, ensure that bearing circle can sink certain altitude.In the sinking watching of bearing circle, buffer action is played to the collision of automobile driver, more effectively protects driver safety.In addition, the crushing force of column assy of the present invention is stablized controlled, improves batch manufacturing qualification rate, improves the situation that the original column jecket structure qualification rate leaning on riveting point interference fit to realize energy-absorbing is low.
Below be only the description to the preferred embodiment of the present invention.Those skilled in the art can carry out various amendment, improvement to embodiments of the present invention, and do not deviate from essence of the present invention.
Claims (5)
1. a collapsing absorbing energy type automobile turning pipe pillar assembly, comprising:
Interior column jecket;
Cylindric precise placement ring, it is set on one end of this interior column jecket;
Outer tubing string, one end of this outer tubing string is set on this cylindric precise placement ring, makes described cylindric precise placement ring be positioned at the middle part of automobile turning pipe pillar assembly, and form convex tendon interference fit state between described interior column jecket and outer column jecket;
Wherein, the periphery along described cylindric precise placement ring is furnished with multiple axial convex tendon, and described cylindric precise placement ring compensates the tolerance clearance of interior column jecket and outer column jecket.
2. collapsing absorbing energy type automobile turning pipe pillar assembly as claimed in claim 1, wherein,
Near the place of two ends up and down of described cylindric precise placement ring, described multiple axial convex tendon along this cylindric precise placement ring circumferentially.
3. collapsing absorbing energy type automobile turning pipe pillar assembly as claimed in claim 2, wherein,
Described axial convex tendon is formed as caving in from the periphery of described cylindric precise placement ring to inner circumferential.
4. collapsing absorbing energy type automobile turning pipe pillar assembly as claimed any one in claims 1 to 3, wherein,
Described cylindric precise placement ring is provided with over its axial length and axially cracks.
5. an assembly method for collapsing absorbing energy type automobile column pipe assembly, comprises the steps:
The cylindric precise placement ring of the axial convex tendon of punch forming band;
This cylindric precise placement ring set is located at one end of interior column jecket;
Utilize pressure apparatus, will corresponding one end of the outer column jecket of one end press-in of the described interior column jecket of described cylindric precise placement ring set be arranged with, thus form column jecket assembly; After described cylindric precise placement ring assembling, between described interior column jecket and outer column jecket, form convex tendon interference fit state; And
By upper and lower bearing and turn to axle to load described column jecket assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410605395.8A CN104494683A (en) | 2014-10-31 | 2014-10-31 | Crumple energy absorption type automobile steering pipe column assembly and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410605395.8A CN104494683A (en) | 2014-10-31 | 2014-10-31 | Crumple energy absorption type automobile steering pipe column assembly and assembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104494683A true CN104494683A (en) | 2015-04-08 |
Family
ID=52936170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410605395.8A Pending CN104494683A (en) | 2014-10-31 | 2014-10-31 | Crumple energy absorption type automobile steering pipe column assembly and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104494683A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512304A (en) * | 2017-08-31 | 2017-12-26 | 蒂森克虏伯富奥汽车转向柱(长春)有限公司 | A kind of pilot sleeve component |
| CN107640209A (en) * | 2016-07-22 | 2018-01-30 | 博世汽车转向系统管理（上海）有限公司 | Steering column |
| CN107878551A (en) * | 2016-09-29 | 2018-04-06 | 长城汽车股份有限公司 | Crumple energy-absorbing sleeve pipe, driving-shaft assembly and steering column and its energy-absorbing method |
| KR20190048533A (en) * | 2017-10-31 | 2019-05-09 | 이래에이엠에스 주식회사 | Collapsible steering column assembly |
| CN114658747A (en) * | 2021-04-29 | 2022-06-24 | 长城汽车股份有限公司 | Vehicle transmission shaft, manufacturing method and vehicle |
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| US4867003A (en) * | 1988-12-19 | 1989-09-19 | General Motors Corporation | Energy absorbing steering column |
| CN101284546A (en) * | 2007-04-11 | 2008-10-15 | 比亚迪股份有限公司 | Energy-absorbing steering column |
| CN201169286Y (en) * | 2008-01-04 | 2008-12-24 | 浙江万达汽车方向机有限公司 | Steering column having energy-absorbing function |
| CN201777295U (en) * | 2010-02-26 | 2011-03-30 | 比亚迪股份有限公司 | Energy-absorbing steering shaft for vehicles |
| CN102167073A (en) * | 2011-03-15 | 2011-08-31 | 四川绵阳三力股份有限公司 | Steering column and sliding retention sleeve thereof |
| CN202574342U (en) * | 2011-12-19 | 2012-12-05 | 重庆长风机器有限责任公司 | Ball crushing and energy-absorbing type steering column |
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2014
- 2014-10-31 CN CN201410605395.8A patent/CN104494683A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4867003A (en) * | 1988-12-19 | 1989-09-19 | General Motors Corporation | Energy absorbing steering column |
| CN101284546A (en) * | 2007-04-11 | 2008-10-15 | 比亚迪股份有限公司 | Energy-absorbing steering column |
| CN201169286Y (en) * | 2008-01-04 | 2008-12-24 | 浙江万达汽车方向机有限公司 | Steering column having energy-absorbing function |
| CN201777295U (en) * | 2010-02-26 | 2011-03-30 | 比亚迪股份有限公司 | Energy-absorbing steering shaft for vehicles |
| CN102167073A (en) * | 2011-03-15 | 2011-08-31 | 四川绵阳三力股份有限公司 | Steering column and sliding retention sleeve thereof |
| CN202574342U (en) * | 2011-12-19 | 2012-12-05 | 重庆长风机器有限责任公司 | Ball crushing and energy-absorbing type steering column |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107640209A (en) * | 2016-07-22 | 2018-01-30 | 博世汽车转向系统管理（上海）有限公司 | Steering column |
| CN107878551A (en) * | 2016-09-29 | 2018-04-06 | 长城汽车股份有限公司 | Crumple energy-absorbing sleeve pipe, driving-shaft assembly and steering column and its energy-absorbing method |
| CN107878551B (en) * | 2016-09-29 | 2020-02-28 | 长城汽车股份有限公司 | Collapse energy-absorbing sleeve, transmission shaft assembly, steering column and energy-absorbing method of collapse energy-absorbing sleeve |
| CN107512304A (en) * | 2017-08-31 | 2017-12-26 | 蒂森克虏伯富奥汽车转向柱(长春)有限公司 | A kind of pilot sleeve component |
| KR20190048533A (en) * | 2017-10-31 | 2019-05-09 | 이래에이엠에스 주식회사 | Collapsible steering column assembly |
| WO2019088613A1 (en) * | 2017-10-31 | 2019-05-09 | 이래에이엠에스 주식회사 | Collapsible steering column assembly |
| KR101983676B1 (en) * | 2017-10-31 | 2019-06-04 | 이래에이엠에스 주식회사 | Collapsible steering column assembly |
| CN111295323A (en) * | 2017-10-31 | 2020-06-16 | 怡来汽车电子底盘系统有限公司 | Collapsing steering column assembly |
| US10960916B2 (en) | 2017-10-31 | 2021-03-30 | Erae Ams Co., Ltd. | Collapsible steering column assembly |
| CN111295323B (en) * | 2017-10-31 | 2022-09-06 | 怡来汽车电子底盘系统有限公司 | Collapsing steering column assembly |
| CN114658747A (en) * | 2021-04-29 | 2022-06-24 | 长城汽车股份有限公司 | Vehicle transmission shaft, manufacturing method and vehicle |
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Application publication date: 20150408 |
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| RJ01 | Rejection of invention patent application after publication |