CN105215927B - The assembly tooling of steering gear housing and bushing - Google Patents
The assembly tooling of steering gear housing and bushing Download PDFInfo
- Publication number
- CN105215927B CN105215927B CN201510738819.2A CN201510738819A CN105215927B CN 105215927 B CN105215927 B CN 105215927B CN 201510738819 A CN201510738819 A CN 201510738819A CN 105215927 B CN105215927 B CN 105215927B
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- CN
- China
- Prior art keywords
- bushing
- pilot hole
- diameter
- steering gear
- gear housing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses the assembly tooling of a kind of steering gear housing and bushing, the assembly tooling is a guide sleeve, and guide sleeve includes the first guide section and the second guide section；The inside of first guide section has the first pilot hole for allowing the bushing to insert；Second guide section be with the first guide section to be coaxially connected, and with the steering gear housing mates；Have inside second guide section and connected with the first pilot hole and the second coaxial pilot hole, the second pilot hole is conical bore.The assembly tooling of steering gear housing and bushing of the present invention, by the pilot hole that cone is set in guide sleeve, good guide effect can be played during assembling to bushing, can quickly and easily by bushing press-mounting in place, press-fit after end without not in place, flange, problems of crack is press-fited, improve the assembling effect of bushing steering gear housing.
Description
Technical field
The invention belongs to Automotive Steering Technology field, specifically, the present invention relates to a kind of steering gear housing and bushing
Assembly tooling.
Background technology
The connection and installation of steering assembly and vehicle frame have material impact for the performance characteristics of steering, make
It is to use a kind of relatively broad type of attachment to carry out steering gear with bushing to fix, and bushing is the inner cylinder and rubber by metal material
The shock-absorbing sleeve composition of material.
During assembling, bushing need to be fitted into the mounting hole of steering gear housing.For the ease of press-fiting, conventional design can consider pressure
Guiding demand is filled, is used to be oriented in the edge increase chamfering of mounting hole, but is required because size is limited and coordinated, the chamfering is difficult
Excessive, otherwise bushing and effective contact area that mounting hole coordinates are not enough, and in this case, bushing directly press-fits in the presence of guiding
It is not enough, place not just, material hardness the reason such as mismatches and causes to press-fit not in place, flange, the phenomenon of cracking.
The content of the invention
The present invention provides the assembly tooling of a kind of steering gear housing and bushing, it is therefore an objective to improve bushing and steering gear housing
Assemble effect, it is ensured that bushing press-mounting is in place.
To achieve these goals, the technical scheme taken of the present invention is：The assembly tooling of steering gear housing and bushing, institute
Assembly tooling is stated for a guide sleeve, guide sleeve includes：
First guide section, it is internal with the first pilot hole for allowing the bushing to insert；And
Second guide section, its with the first guide section to be coaxially connected, and with the steering gear housing mates；Second is oriented to
Intersegmental part has to be connected and the second coaxial pilot hole with the first pilot hole, and the second pilot hole is conical bore.
First pilot hole is the constant straight hole in aperture.
Second pilot hole has a bigger diameter end and a miner diameter end, and the diameter of bigger diameter end is straight with first pilot hole
Footpath is equal, and the diameter of miner diameter end is equal or straight less than mounting hole with the diameter of mounting hole set on the steering gear housing
Footpath.
First guide section and second guide section are cirque structure.
The overall diameter of the overall diameter of first guide section and second guide section is equal in magnitude.
The assembly tooling of steering gear housing and bushing of the present invention, by setting the pilot hole of cone, assembling in guide sleeve
When good guide effect can be played to bushing, can quickly and easily by bushing press-mounting in place, press-fit after end without press-fiting
Not in place, flange, problems of crack, improve the assembling effect of bushing steering gear housing.
Brief description of the drawings
This specification includes the following drawings, and shown content is respectively：
Fig. 1 is the view before steering gear housing is assembled with bushing；
Fig. 2 is view when steering gear housing is assembled with bushing；
Marked in figure：1st, steering gear housing；11st, mounting hole；12nd, mounting surface；2nd, bushing；21st, inner cylinder；22nd, shock-absorbing sleeve；
23rd, flange；3rd, guide sleeve；31st, the first guide section；32nd, the second guide section；33rd, the first pilot hole；34th, the second pilot hole.
Embodiment
Below against accompanying drawing, by the description to embodiment, the embodiment to the present invention makees further details of
Explanation, it is therefore an objective to help those skilled in the art to have more complete, accurate and deep reason to design of the invention, technical scheme
Solution, and contribute to it to implement.
The invention provides the assembly tooling of a kind of steering gear housing and bushing and assembly method, to realize steering gear housing
1 with the assembling of bushing 2.As shown in figure 1, setting the mounting hole 11 of circle on the mounting surface 12 of steering gear housing 1, mounting surface 12 is
With the plane of the axis perpendicular of mounting hole 11.Bushing 2 is 22 groups of the shock-absorbing sleeve of inner cylinder 21 by metal material and quality of rubber materials
Into shock-absorbing sleeve 22 is sleeved on inner cylinder 21.Flange 23 at the two ends of shock-absorbing sleeve 22 is the maximum portion of the axial upper outer diameter of bushing 2
Position, and more than the diameter of mounting hole 11, after bushing 2 press-fits, the flange 23 at two ends is located at the outside of two mounting surfaces 12.
As shown in Fig. 2 the assembly tooling of the present invention is a guide sleeve 3, the guide sleeve 3 includes the first guide section 31 and second
Guide section 32；The inside of first guide section 31 has the first pilot hole 33 for allowing bushing 2 to insert；Second guide section 32 is led with first
To section 31 to be fixedly and coaxially connected, and it is engaged with steering gear housing 1；The inside of second guide section 32 has and the first pilot hole
33 connections and the second coaxial pilot hole 34, the second pilot hole 34 is conical bore, and the aperture of the second pilot hole 34 is vertically from the
One end to the other end of two guide sections 32 is gradually reduced, and the second pilot hole 34 is used to make the overall diameter of bushing 2 in assembling
It is decreased to diameter equal with the diameter of mounting hole 11 or less than mounting hole 11.So in assembling, bushing 2 can be first pressed into
In guide sleeve 3, when bushing 2 enters in the second pilot hole 34 by the first pilot hole 33, the shock-absorbing sleeve 22 outside bushing 2 can edge
Radial contraction is deformed, and to reduce overall diameter, is facilitated access in mounting hole 11.
Specifically, as shown in Fig. 2 the first guide section 31 and the second guide section 32 are cirque structure, first is oriented to
The overall diameter of section 31 and the overall diameter of the second guide section 32 are equal in magnitude.First guide section 31 is fixedly connected with the second guide section 32
Integrally, both ends open, the cylindrical guide sleeve 3 of inner hollow are formed.In assembling, it is directed to set 3 and is positioned over steering gear
On the mounting surface 12 of housing 1 at the position of correspondence mounting hole 11, the end face of guide sleeve 3 is fitted with mounting surface 12, and makes guide sleeve 3
In the pilot hole state coaxial with mounting hole 11.
As preferred, as shown in Fig. 2 the first pilot hole 33 is to be arranged at the center and aperture of the first guide section 31 not
The straight hole of change, and one end from the first guide section 31 extends to the other end vertically.Second pilot hole 34 is led to be arranged at second
To the conical bore of the center of section 32, and extend to the other end, the second pilot hole 34 from one end of the second guide section 32 vertically
With a bigger diameter end and a miner diameter end, bigger diameter end is diameter maximum, and miner diameter end is the diameter of bigger diameter end at diameter minimum
Equal with the diameter of the first pilot hole 33, the diameter of miner diameter end is equal with the diameter of mounting hole 11 set on steering gear housing 1
Or less than the diameter of mounting hole 11, so that guide sleeve 3 turns into the structure that one end open is big, another end opening is small, so in lining
Set 2 is passed through after guide sleeve 3, and the overall diameter of bushing 2 can be decreased to equal or small with the diameter of the mounting hole 11 on steering gear housing 1
In the diameter of mounting hole 11.
As shown in Fig. 2 the overall diameter of the diameter of the first pilot hole 33 and the flange 23 on bushing 2 is roughly equal, first leads
The overall diameter of the flange 23 on bushing 2 can also be slightly less than to the diameter in hole 33, make the bushing 2 be with the first pilot hole 33 during assembling
Interference fit, it is ensured that bushing 2 keeps being in coaxial state with guide sleeve 3 and mounting hole 11, it is ensured that bushing 2 can be put just and subsequently
It can be press-fit into place.After bushing 2 enters in the second pilot hole 34, the pilot hole 34 of bushing 2 and second is also interference fit, with
Bushing 2 is gradually stretched into the second pilot hole 34 downwards, and the overall diameter of the flange 23 of bushing 2 is gradually reduced, until small to bottom
Footpath is decreased to minimum value at end, subsequently into mounting hole 11.
As shown in Fig. 2 as preferred, the length and the length of bushing 2 of guide sleeve 3 are roughly equal, and are more than mounting hole
11 length.The length of second pilot hole 34 is more than the length of the first pilot hole 33, and it is due to the first pilot hole so to set
Diameter is arranged to roughly the same with the flange overall diameter of bushing, and the overall diameter at the axial medium position of bushing is less than flange
Overall diameter, it is contemplated that the second pilot hole is conical bore, therefore the length of the second pilot hole is more than the length of the first pilot hole, really
When protecting in bushing the second pilot hole of insertion and mounting hole, the internal face at the second pilot hole has larger contact surface with bushing
Internal face at product, the second pilot hole can keep contacting with the flange of axially middle part position and the upper end of bushing, so as to
There is provided stability during bushing press-mounting for guiding and locating effect of the raising to bushing.
Present invention also offers the assembly method of a kind of steering gear housing 1 and bushing 2, using the assembler of said structure
Dress.Assembly method process is：A guide sleeve 3 is used during assembling, set 3 is directed to and is positioned on the mounting surface 12 of steering gear housing 1
At the position of correspondence mounting hole 11, then bushing 2 is put into guide sleeve 3, finally pressed fit into bushing 2 on steering gear housing 1
Mounting hole 11 in.
In assembling, the axis of mounting hole 11 by the horizontal positioned of steering gear housing 1, can be made to be in vertical plane, installed
Face 12 is horizontality.Then it is directed to the position that set 3 is vertically placed on correspondence mounting hole 11 on the mounting surface 12 of steering gear housing 1
Place is put, the lower surface of guide sleeve 3 is fitted with mounting surface 12, and guide sleeve 3 is in the state coaxial with mounting hole 11.Then
Bushing 2 is put into guide sleeve 3 vertically, then applies downward pressure to bushing 2, bushing 2 is press-fited.During press-fiting,
The flange 23 of the lower end of bushing 2 is initially entered in the first pilot hole 33, subsequently into the second pilot hole 34；With bushing 2 gradually
Into in the second pilot hole 34, the shock-absorbing sleeve 22 outside bushing 2 produces larger deformation, is then stretched from the lower ending opening of guide sleeve 3
Go out and enter in mounting hole 11.With the lasting pressure to bushing 2, when the flange 23 of the lower end of bushing 2 stretches out from mounting hole 11
And deformation resilience, to diameter maximum rating, the flange 23 of the upper end of bushing 2 can now remove guiding also in the second pilot hole 34
Set 3；Be directed to set 3 remove after, also deformation resilience is to diameter maximum rating for the flange 23 of the upper end of bushing 2, and the flange 23 is simultaneously located at
The top of mounting hole 11, bushing 2 is press-fit into place, and completes the assembly work of steering gear housing 1 and bushing 2.The nothing of bushing 2 after press-fiting
Press-fit not in place, flange, problems of crack, assembling effect is good.
The present invention is exemplarily described above in association with accompanying drawing.Obviously, the present invention is implemented not by above-mentioned side
The limitation of formula.As long as employ the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress；Or not
It is improved, the above-mentioned design of the present invention and technical scheme are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (2)
1. the assembly tooling of steering gear housing and bushing, bushing is made up of the inner cylinder of metal material and the shock-absorbing sleeve of quality of rubber materials
And shock-absorbing sleeve is sleeved on inner cylinder, the flange at shock-absorbing sleeve two ends is the maximum position of bushing upper outer diameter, it is characterised in that institute
Assembly tooling is stated for a guide sleeve, guide sleeve includes：
First guide section, it is internal to have and allows the first pilot hole and the first pilot hole of the bushing insertion to be constant straight in aperture
Hole；And
Second guide section, its with the first guide section to be coaxially connected, and with the steering gear housing mates；In second guide section
Portion has to be connected and the second coaxial pilot hole with the first pilot hole；
The diameter of first pilot hole is equal with the overall diameter of set flange on bushing or overall diameter less than set flange on bushing,
Second pilot hole is the aperture of conical bore and the second pilot hole vertically from one end of the second guide section to the other end gradually to subtract
Small, the second pilot hole has a bigger diameter end and a miner diameter end, and the diameter of bigger diameter end is equal with the diameter of the first pilot hole, path
The diameter at end diameter equal or less than mounting hole with the diameter of mounting hole set on steering gear housing；The length of guide sleeve with
The equal length of bushing and the length for being more than mounting hole set on steering gear housing, the length of the second pilot hole are led more than first
To the length in hole；
In assembling, bushing can be first pressed into the first pilot hole and bushing and the first pilot hole are interference fit, in bushing
When entering by the first pilot hole in the second pilot hole, the shock-absorbing sleeve of bushing outer can radially contracted deformation with reduce it is outer directly
Footpath, is facilitated access in mounting hole.
2. the assembly tooling of steering gear housing according to claim 1 and bushing, it is characterised in that first guide section
It is cirque structure with second guide section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510738819.2A CN105215927B (en) | 2015-10-29 | 2015-10-29 | The assembly tooling of steering gear housing and bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510738819.2A CN105215927B (en) | 2015-10-29 | 2015-10-29 | The assembly tooling of steering gear housing and bushing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105215927A CN105215927A (en) | 2016-01-06 |
| CN105215927B true CN105215927B (en) | 2017-09-29 |
Family
ID=54985371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510738819.2A Active CN105215927B (en) | 2015-10-29 | 2015-10-29 | The assembly tooling of steering gear housing and bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105215927B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107323525B (en) * | 2017-06-24 | 2023-04-14 | 威海伯特利汽车安全体系统有限公司 | Bushing, steering knuckle and press-fitting process thereof |
| CN108788692B (en) * | 2018-09-05 | 2024-05-03 | 银川西部大森数控技术有限公司 | Bushing necking guide press-fitting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4099892B2 (en) * | 1999-03-11 | 2008-06-11 | 日産自動車株式会社 | Bush press-fitting device |
| CN201183244Y (en) * | 2008-04-23 | 2009-01-21 | 宁波市海达塑料机械有限公司 | Oil cylinder piston ring assembling auxiliary device |
| CN201579581U (en) * | 2009-09-25 | 2010-09-15 | 湖北三环汽车方向机有限公司 | Integral type rubber steel sleeve pressing mechanism |
| CN201702747U (en) * | 2010-04-22 | 2011-01-12 | 浙江吉利汽车研究院有限公司 | Device for installing engine piston pin snap spring |
| CN201979467U (en) * | 2011-03-04 | 2011-09-21 | 台州意豪转向机有限公司 | Novel redirector oil seal installation device |
| CN202655870U (en) * | 2012-06-14 | 2013-01-09 | 南方天合底盘系统有限公司 | High-strength rubber vibration damping connecting sleeve press fitting device of automobile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08294879A (en) * | 1995-04-28 | 1996-11-12 | Nissan Motor Co Ltd | Rubber member fitting device |
-
2015
- 2015-10-29 CN CN201510738819.2A patent/CN105215927B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4099892B2 (en) * | 1999-03-11 | 2008-06-11 | 日産自動車株式会社 | Bush press-fitting device |
| CN201183244Y (en) * | 2008-04-23 | 2009-01-21 | 宁波市海达塑料机械有限公司 | Oil cylinder piston ring assembling auxiliary device |
| CN201579581U (en) * | 2009-09-25 | 2010-09-15 | 湖北三环汽车方向机有限公司 | Integral type rubber steel sleeve pressing mechanism |
| CN201702747U (en) * | 2010-04-22 | 2011-01-12 | 浙江吉利汽车研究院有限公司 | Device for installing engine piston pin snap spring |
| CN201979467U (en) * | 2011-03-04 | 2011-09-21 | 台州意豪转向机有限公司 | Novel redirector oil seal installation device |
| CN202655870U (en) * | 2012-06-14 | 2013-01-09 | 南方天合底盘系统有限公司 | High-strength rubber vibration damping connecting sleeve press fitting device of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105215927A (en) | 2016-01-06 |
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