CN219692097U - Superimposed automobile leaf spring - Google Patents
Superimposed automobile leaf spring Download PDFInfo
- Publication number
- CN219692097U CN219692097U CN202320695564.6U CN202320695564U CN219692097U CN 219692097 U CN219692097 U CN 219692097U CN 202320695564 U CN202320695564 U CN 202320695564U CN 219692097 U CN219692097 U CN 219692097U
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- spring
- leaf spring
- suspension
- paying
- main
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- 238000005452 bending Methods 0.000 claims abstract description 8
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 5
- 239000010962 carbon steel Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 abstract description 43
- 239000000463 material Substances 0.000 description 7
- 230000002035 prolonged effect Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a superimposed automobile leaf spring, which comprises a leaf spring body, wherein the leaf spring body comprises a main spring and a paying spring, the main spring is positioned right above the paying spring, the middle parts of the main spring and the paying spring are connected and fixed through a central bolt and a nut to form a whole, and the right end part of the paying spring is provided with a bending piece; in general terms: the utility model has the advantages of increasing the contact angle between the leaf spring and the suspension when in full load without changing the original loading height, reducing the relative friction distance between the upper and lower bump leaf springs of the vehicle body and the suspension, reducing the suspension loss and obviously prolonging the service life of the suspension.
Description
Technical Field
The utility model belongs to the technical field of leaf spring manufacturing, and particularly relates to a superimposed automobile leaf spring.
Background
The automobile leaf spring is the most traditional elastic element in an automobile suspension system, the automobile industry uses the leaf spring for automobile body shock absorption, the main components of the automobile leaf spring are a main spring, a paying spring and a central bolt, the main spring and the paying spring are connected into a whole by the central bolt and a limiting clamp, when the automobile leaf spring is stressed, the action of a buffer stamping force is achieved by utilizing the self elasticity of the automobile leaf spring, friction and abnormal sound are easy to generate between the main spring and the paying spring, the main spring and the limiting clamp when the bearing pressure of the automobile leaf spring changes at present, and the travelling comfort of an automobile is reduced and the service life of the automobile leaf spring is prolonged; therefore, the superimposed automobile leaf spring has important application significance in increasing the contact angle between the leaf spring and the suspension when in full load without changing the original loading height, reducing the relative friction distance between the upper and lower bump leaf springs of the automobile body and the suspension, reducing the suspension loss and obviously prolonging the service life of the suspension.
Disclosure of Invention
The utility model aims to provide a superimposed automobile leaf spring, which solves the problems that friction and abnormal sound are easy to generate among a main spring, a pay spring, the main spring and a limit clamp in the use process of the existing automobile leaf spring, so that the superimposed automobile leaf spring has important application significance in increasing the contact angle of a leaf spring and a suspension when the automobile is fully loaded under the condition of not changing the original loading height, reducing the relative friction distance between the upper and lower bump leaf springs of an automobile body and the suspension, reducing the suspension loss and obviously prolonging the service life of the suspension.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the superimposed automobile leaf spring comprises a leaf spring body, wherein the leaf spring body comprises a main spring and a paying spring, the main spring is positioned right above the paying spring, the middle parts of the main spring and the paying spring penetrate through a central bolt and a nut to be connected and fixed to form a whole, and a bending piece is arranged at the right end part of the paying spring;
the beneficial effects are that: the product is a lightweight stacked automobile leaf spring, it is formed by two equal length variable cross section steel plates, the product is through the design to the shaping line type of slab material, the end angle, and the shape of end, the product weight is lighter, improve the product mechanical properties, reduce the friction loss with its contact position, increase life and improve the purpose of security performance, thereby main spring and spring optimization shaping line type have improved the product stress distribution and have improved the utilization ratio of material, the weight of product has been reduced, new product rigidity setting is more reasonable and lightweight automobile body adaptability is better, main spring and spring end set up certain angle, increase the contact angle of leaf spring and suspension when full load under the circumstances of not changing original loading height, thereby reduce the relative friction distance of leaf spring and suspension bump from top to bottom, reduce suspension loss, the life of suspension is showing improvement.
Further, the distance between the center parts of the main spring and the pay spring is 1mm, the distance between the center parts and the left end part and the right end part is gradually changed to 8mm, the clearance between the main spring and the pay spring is set to be a certain distance, the clearance can be reduced, the relative friction distance between the bump plate spring and the suspension on the upper part and the lower part of the vehicle body is reduced, the suspension loss is reduced, and the service life of the suspension is obviously prolonged.
Further, the main spring and the spring-giving material are hot-rolled carbon steel; the main springs and the pay springs are arranged as hot rolled carbon steel, so that the weight of the product is reduced, and the rigidity of the new product is more reasonable and the lightweight car body has better adaptability.
Furthermore, the main spring and the pay spring adopt the principle of an equal stress beam to design a cross-section structure, so that the material utilization rate can be effectively improved, and the weight of a product can be reduced.
Further, the bending piece at the right end part of the paying spring is of a pressing anti-arc structure, so that the contact angle between the leaf spring and the suspension frame is increased under the condition of not changing the original loading height, the relative friction distance between the upper and lower bump leaf springs of the vehicle body and the suspension frame is reduced, the suspension frame loss is reduced, and the service life of the suspension frame is remarkably prolonged; in general terms: the utility model has the advantages of increasing the contact angle between the leaf spring and the suspension when in full load without changing the original loading height, reducing the relative friction distance between the upper and lower bump leaf springs of the vehicle body and the suspension, reducing the suspension loss and obviously prolonging the service life of the suspension.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of the present utility model at A-A;
fig. 3 is a schematic perspective view of the present utility model.
Reference numerals: 0. the spring plate comprises a plate spring body 1, a main spring 2, a spring 3, a central bolt 4, a nut 5 and a bending piece.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
The utility model provides a specific embodiment of the utility model, as shown in fig. 1, 2 and 3, the utility model provides a superimposed automobile steel plate spring, which comprises a plate spring body 0, wherein the plate spring body 0 comprises a main spring 1 and a paying spring 2, the main spring 1 is positioned right above the paying spring 2, the middle parts of the main spring 1 and the paying spring 2 penetrate through a central bolt 3 and a nut 4 to be connected and fixed to form a whole, and a bending piece 5 is arranged at the right end part of the paying spring 2; in general terms: the utility model has the characteristics of simple structure, light weight design as a starting point, comfortable use and service life of not less than 20 ten thousand times;
the product is formed by superposing two equal-length variable-section steel plates, the design of the shaping line type, the end head angle and the end head shape of the plate material, the product can reduce the weight of the product, improve the mechanical property of the product, reduce the friction loss of the contact part with the product, prolong the service life and improve the safety performance, the main spring 1 and the pay spring 2 optimize the shaping line type, thereby improving the stress distribution of the product, improving the utilization rate of the material, reducing the weight of the product, ensuring more reasonable rigidity setting of the new product and better adaptability of the lightweight vehicle body, and ensuring a certain angle between the main spring 1 and the pay spring 2, and increasing the contact angle between the leaf spring and the suspension in full load under the condition of not changing the original loading height, and reducing the relative friction distance between the upper and lower bump leaf springs and the suspension, thereby reducing the suspension loss and obviously prolonging the service life of the suspension;
the distance between the central parts of the main spring 1 and the auxiliary spring 2 is 1mm, the distance between the central parts and the left and right end parts is gradually changed to 8mm, the clearance between the main spring 1 and the auxiliary spring 2 is set to be a certain distance, the clearance can be reduced, the relative friction distance between the bump plate spring body 0 and the suspension on the body is reduced, the suspension loss is reduced, and the service life of the suspension is obviously prolonged.
The main spring 1 and the auxiliary spring 2 are made of hot rolled carbon steel; the main spring 1 and the auxiliary spring 2 are arranged as hot rolled carbon steel with high strength, the weight of the product is reduced, and the rigidity of the new product is more reasonable and the lightweight car body has better adaptability.
Furthermore, the main spring and the pay spring adopt the principle of an equal stress beam to design a cross-section structure, so that the material utilization rate can be effectively improved, and the weight of a product can be reduced.
The bending piece 5 at the right end part of the spring 2 is of a pressing anti-arc structure, so that the contact angle between the leaf spring and the suspension frame is increased under the condition of not changing the original loading height, the relative friction distance between the upper and lower bump leaf springs of the vehicle body and the suspension frame is reduced, the suspension frame loss is reduced, and the service life of the suspension frame is obviously prolonged; in general terms: the utility model has the advantages of increasing the contact angle between the leaf spring and the suspension when in full load without changing the original loading height, reducing the relative friction distance between the upper and lower bump leaf springs of the vehicle body and the suspension, reducing the suspension loss and obviously prolonging the service life of the suspension.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. The utility model provides a stack formula car leaf spring, includes leaf spring body (0), leaf spring body (0) include main spring (1), pay spring (2), its characterized in that: the main spring (1) is arranged right above the paying spring (2), the middle parts of the main spring (1) and the paying spring (2) penetrate through the center bolt (3) and the nut (4) to be connected and fixed together to form a whole, and the right end part of the paying spring (2) is provided with a bending piece (5).
2. The superimposed automobile leaf spring according to claim 1, wherein the distance between the center parts of the main spring (1) and the auxiliary spring (2) is 1mm, and the distance between the center parts and the left end part and the right end part is gradually changed to 8mm.
3. The superimposed automobile leaf spring according to claim 2, wherein the main spring (1) and the auxiliary spring (2) are made of hot-rolled carbon steel.
4. A stacked leaf spring for a vehicle according to claim 3, wherein the main springs (1) and the auxiliary springs (2) have cross-sectional structures designed by adopting the principle of an equal stress beam.
5. The superimposed sheet spring for a vehicle according to claim 4, wherein the bending piece (5) at the right end of the spring (2) is of a pressed-back structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320695564.6U CN219692097U (en) | 2023-04-03 | 2023-04-03 | Superimposed automobile leaf spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320695564.6U CN219692097U (en) | 2023-04-03 | 2023-04-03 | Superimposed automobile leaf spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219692097U true CN219692097U (en) | 2023-09-15 |
Family
ID=87938409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320695564.6U Active CN219692097U (en) | 2023-04-03 | 2023-04-03 | Superimposed automobile leaf spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219692097U (en) |
-
2023
- 2023-04-03 CN CN202320695564.6U patent/CN219692097U/en active Active
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| GR01 | Patent grant |