CN220410694U - High strength front knuckle - Google Patents
High strength front knuckle Download PDFInfo
- Publication number
- CN220410694U CN220410694U CN202320678464.2U CN202320678464U CN220410694U CN 220410694 U CN220410694 U CN 220410694U CN 202320678464 U CN202320678464 U CN 202320678464U CN 220410694 U CN220410694 U CN 220410694U
- Authority
- CN
- China
- Prior art keywords
- knuckle
- steering
- arm
- steering knuckle
- main body
- Prior art date
- 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.)
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Links
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000003973 paint Substances 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 9
- 229910000975 Carbon steel Inorganic materials 0.000 description 6
- 239000010962 carbon steel Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model discloses a high-strength front steering knuckle which comprises a steering knuckle main body and a steering knuckle arm fixedly arranged on the steering knuckle main body, wherein a hinge part is arranged on the steering knuckle arm, one side of the steering knuckle main body is fixedly provided with a damping support arm, the other side of the steering knuckle main body is fixedly provided with a steering shaft arm, the front surface of the steering shaft arm is provided with an oil filling hole, one end of the steering knuckle main body is fixedly provided with a first connecting caliper and a second connecting caliper, the first connecting caliper is provided with a first shaft hole, the second connecting caliper is provided with a second shaft hole, the hinge part is provided with a hinge shaft hole, the steering knuckle main body is made of a low-carbon steel material, and the surface of the steering knuckle main body is provided with an electric pulse paint film.
Description
Technical Field
The utility model relates to the technical field of steering knuckles, in particular to a high-strength front steering knuckle.
Background
The front knuckle is one of the main parts on the steering axle of automobile, and has the functions of bearing the front load of automobile, supporting and driving the front wheel to rotate around the main pin to turn the automobile, and bearing various impact load in the running state. The knuckle is connected to the vehicle body by three bushings and two bolts and to the brake system by the brake mounting holes of the flange. The steering drive shaft consists of a steering knuckle and a drive shaft, and sometimes an intermediate support is additionally arranged, and is mainly used for transmitting torque and rotary motion between two shafts with the relative positions being changed continuously in the working process. The cross section of the front knuckle in the prior art is mostly rectangular, the materials are symmetrically distributed, and the front knuckle with the rectangular cross section has the following defects:
because the front knuckle is required to bear variable impact load in the running state of the automobile, the front knuckle is easy to damage and has short service life once the integral structural strength of the knuckle is insufficient.
Disclosure of Invention
The utility model aims to provide a high-strength front steering knuckle, so as to solve the problems that the front steering knuckle needs to bear variable impact load in the running state of an automobile, and the whole steering knuckle is easy to damage and has short service life once the structural strength is insufficient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-strength front steering knuckle comprises a steering knuckle main body and a steering knuckle arm fixedly arranged on the steering knuckle main body, wherein a hinge piece is arranged on the steering knuckle arm, a damping support arm is fixedly arranged on one side of the steering knuckle main body, a steering shaft arm is fixedly arranged on the other side of the steering knuckle main body, an oil filling hole is formed in the front of the steering shaft arm, a first connecting caliper and a second connecting caliper are fixedly arranged at one end of the steering knuckle main body, a first shaft hole is formed in the first connecting caliper, and a second shaft hole is formed in the second connecting caliper; the middle part protruding type design is adopted, so that the improved front steering structure is higher in strength, simpler, more convenient and efficient in positioning and mounting, light in weight, long in service life, simple and convenient in mounting process and high in practical value, and carbon steel materials are combined.
Preferably, the hinge part is provided with a hinge shaft hole, so that the positioning and the installation are simpler, more convenient and efficient, the whole body is light, and the hinge part is made of carbon steel, and has the characteristics of long service life and simple and convenient installation process.
Preferably, the front of knuckle arm is equipped with the sign district, is convenient for discern size, model and the brand characteristic of knuckle after the installation fast, and the user of being convenient for discerns fast and uses, uses more portably high-efficient.
Preferably, the knuckle main body is made of low carbon steel materials, and the surface of the knuckle main body is provided with an electric pulse paint film, so that the knuckle main body is light in weight, combines carbon steel materials, and has the characteristics of long service life and simple and convenient installation flow.
Preferably, the center distance between the first shaft hole and the second shaft hole is 128+/-0.15 mm, which is favorable for improving the integral structural strength of the steering knuckle.
Preferably, the radius of the steering shaft arm is set to be 0.9+/-0.1, and the hardness HBW of the main body part of the steering joint is 170-210; the tensile strength b of the casting is more than or equal to 450MPa, and the elongation is more than or equal to 10%; the balance meets Q/LBHKX JSO01-2017A.
Preferably, the length of the steering knuckle arm is 134.9 +/-0.2 mm, the length of the arm of force is proper, and the strength is high.
Compared with the prior art, the utility model has the beneficial effects that: the front steering knuckle adopts the design with the raised middle part, so that the improved front steering structure has higher strength, is simpler, more convenient and more efficient to position and install, is light in weight, combines carbon steel materials, has the characteristics of long service life and simple and convenient installation flow, and has high practical value.
Drawings
FIG. 1 is a front cross-sectional view of a front knuckle of the present utility model;
FIG. 2 is a right side cross-sectional view of the front knuckle of the present utility model;
FIG. 3 is a rear cross-sectional view of the front knuckle of the present utility model;
fig. 4 is a left side cross-sectional view of the front knuckle of the present utility model.
In the figure: 1. a knuckle body; 2. steering knuckle arm; 3. a steering shaft arm; 4. an oil filling hole; 5. a first connection caliper; 6. a first shaft hole; 7. a second connection caliper; 8. a second shaft hole; 9. damping support arms; 10. a hinge; 11. a logo area; 12. and a hinge shaft hole.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-4, the utility model provides a high-strength front steering knuckle, which comprises a steering knuckle main body 1 and a steering knuckle arm 2 fixedly arranged on the steering knuckle main body 1, wherein a hinge piece 10 is arranged on the steering knuckle arm 2, a damping support arm 9 is fixedly arranged on one side of the steering knuckle main body 1, a steering axle arm 3 is fixedly arranged on the other side of the steering knuckle main body 1, an oil filling hole 4 is formed in the front surface of the steering axle arm 3, a first connecting caliper 5 and a second connecting caliper 7 are fixedly arranged at one end of the steering knuckle main body 1, a first shaft hole 6 is formed in the first connecting caliper 5, a second shaft hole 8 is formed in the second connecting caliper 7, a hinge shaft hole 12 is formed in the hinge piece 10, a marking area 11 is formed in the front surface of the steering knuckle arm 2, the steering knuckle main body 1 is made of low carbon steel materials, and an electric pulse paint film is arranged on the surface of the steering knuckle main body 1;
when the novel electric pulse paint is used, the thickness of the electric pulse paint film is not less than 12um, the paint film is uniform, the defects of burrs, bubbles and the like are avoided, the adhesive force is 0 pole or 1 pole, and the hardness HBW of the steering knuckle main body 1 part is 170-210; the tensile strength b of the casting is more than or equal to 450MPa, and the elongation is more than or equal to 10%; the Q/LBHKXJSO01-2017A is satisfied in the rest, and the design of the middle bulge is adopted, so that the improved front steering structure has higher strength, is simpler and more convenient and more efficient to position and install, is light in weight, combines carbon steel materials, and has the characteristics of long service life and simple and convenient installation flow.
Referring to fig. 1, 2 and 3, further, the center-to-center distance between the first shaft hole 6 and the second shaft hole 8 is 128±0.15mm, the radius of the steering shaft arm 3 is set to 0.9±0.1, and the length of the steering knuckle arm 2 is set to 134.9 ±0.2mm;
when in use, the edge of the steering knuckle main body 1 is provided with a rounding, and the surface of the steering knuckle main body 1 is ensured to be free of burrs, sharp edges, foreign matters and rust, so that the steering knuckle has the characteristics of long service life, simple and convenient installation flow and high practical value.
When the embodiment of the application is used, the following steps are adopted: install the bumper shock absorber on shock attenuation support arm 9, connect calliper 7 through first connection calliper 5 and second, install knuckle main part 1 on the automobile front steering structure, steering shaft arm 3 is connected with the tire axle that turns to of car, adopt the bellied design in middle part, make the preceding structural strength that turns to after improving higher, location installation is more simple and efficient, it is whole light, combine the carbon steel material, and be equipped with the electric pulse paint film on knuckle main part 1 surface, can effectually grease proofing corrosion-resistant, the accessible oil filler point 4 is to knuckle filling lubricating oil after the installation, with the purpose that plays lubrication, long service life has, the simple and convenient characteristics of installation procedure, practical value is high.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. High strength front steering knuckle, including knuckle main part (1) and fixed knuckle arm (2) that set up on knuckle main part (1), its characterized in that: install hinge (10) on knuckle arm (2), the fixed damping support arm (9) that is provided with in one side of knuckle main part (1), the fixed steering spindle arm (3) that is provided with in opposite side of knuckle main part (1), oil filler point (4) have been seted up in the front of steering spindle arm (3), the fixed first calliper (5) and the second calliper (7) that are provided with of one end of knuckle main part (1), be equipped with first shaft hole (6) on first calliper (5), be equipped with second shaft hole (8) on second calliper (7).
2. The high strength front knuckle of claim 1, wherein: the hinge piece (10) is provided with a hinge shaft hole (12).
3. The high strength front knuckle of claim 1, wherein: the front face of the knuckle arm (2) is provided with a marking area (11).
4. The high strength front knuckle of claim 1, wherein: the steering knuckle body (1) is made of low-carbon steel materials, and an electric pulse paint film is arranged on the surface of the steering knuckle body (1).
5. The high strength front knuckle of claim 1, wherein: the center distance between the first shaft hole (6) and the second shaft hole (8) is 128+/-0.15 mm.
6. The high strength front knuckle of claim 1, wherein: the radius of the steering shaft arm (3) is set to be 0.9+/-0.1.
7. The high strength front knuckle of claim 1, wherein: the length of the steering knuckle arm (2) is set at 134.9 +/-0.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320678464.2U CN220410694U (en) | 2023-03-31 | 2023-03-31 | High strength front knuckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320678464.2U CN220410694U (en) | 2023-03-31 | 2023-03-31 | High strength front knuckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220410694U true CN220410694U (en) | 2024-01-30 |
Family
ID=89654166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320678464.2U Active CN220410694U (en) | 2023-03-31 | 2023-03-31 | High strength front knuckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220410694U (en) |
-
2023
- 2023-03-31 CN CN202320678464.2U patent/CN220410694U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |