CN115059714A - Automobile plate spring with high performance and high stress - Google Patents
Automobile plate spring with high performance and high stress Download PDFInfo
- Publication number
- CN115059714A CN115059714A CN202210874592.4A CN202210874592A CN115059714A CN 115059714 A CN115059714 A CN 115059714A CN 202210874592 A CN202210874592 A CN 202210874592A CN 115059714 A CN115059714 A CN 115059714A
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- China
- Prior art keywords
- spring
- pad
- noise reduction
- shaped
- plate spring
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- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/18—Leaf springs
- F16F1/185—Leaf springs characterised by shape or design of individual leaves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/18—Leaf springs
- F16F1/26—Attachments or mountings
- F16F1/30—Attachments or mountings comprising intermediate pieces made of rubber or similar elastic material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
- F16F3/023—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of leaf springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/02—Materials; Material properties solids
- F16F2224/025—Elastomers
Abstract
The invention discloses an automobile plate spring with high performance and high stress, wherein a secondary spring and a main spring are fixedly connected through bolts, gaskets are arranged at the upper end of the middle part of the secondary spring, between the secondary spring and the main spring and at the lower end of the middle part of the main spring, noise reduction pads are fixedly arranged on the lower side walls of the left end part and the right end part of the secondary spring, a bracket is fixedly arranged right above the noise reduction pad on the upper side wall of the left end part of the secondary spring, a clamp is fixedly arranged right above the noise reduction pad at the right end part of the secondary spring, the main spring is positioned right below the secondary spring, the left end part and the right end part of the main spring are provided with a coil lug, and a bushing is positioned in the coil lug; in general: the novel multifunctional clothes hanger 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 design of structure satisfies the travelling comfort's under the static load and the full load state advantage in the car use.
Description
Technical Field
The invention belongs to the technical field of manufacturing of steel plate springs, and particularly relates to an automobile plate spring with high performance and high stress.
Background
The automobile plate spring is the most traditional elastic element in an automobile suspension system, the plate spring used in the automobile industry is used for damping the automobile body, the main components of the automobile plate spring are a main spring, an auxiliary spring and a limiting clamp, the main spring and the auxiliary spring are connected into a whole by a central bolt and the limiting clamp, the lengths of the main spring and the auxiliary spring are gradually reduced in a step shape, the length of the main spring sheet on the uppermost layer is longest, two ends of the main spring sheet are bent to form a main spring eye, the main spring eye is used for positioning and installing the automobile plate spring below the automobile body, when the automobile plate spring is stressed, the self elastic force of the automobile plate spring is utilized to achieve the effect of slow bearing pressure, when the pressure of the automobile plate spring is changed, friction and abnormal sound are easily generated between the main spring and the auxiliary spring, and the main spring and the limiting clamp, so that the driving comfort of an automobile is reduced and the service life of the automobile plate spring is prolonged; therefore, the novel multifunctional electric heating cooker 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 design of the structure meets the requirement of the comfortable high-performance and high-stress automobile plate spring under the static load and full load state in the using process of the automobile, and has important application significance.
SUMMARY OF THE PATENT FOR INVENTION
The invention aims to provide an automobile plate spring with high performance and high stress, which aims to solve the problem that friction and abnormal sound are easily generated among a main spring, a secondary spring, the main spring and a limiting clamp in the use process of the existing automobile plate spring, so that the automobile plate spring has the characteristics of simple structure, light weight design as a starting point, comfortable use and long service life of not less than 20 ten thousand times; the design of the structure meets the requirement of the comfortable high-performance and high-stress automobile plate spring under the static load and full load state in the using process of the automobile, and has important application significance.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-performance and high-stress automobile plate spring comprises a plate spring body, wherein the plate spring body comprises a secondary spring, a hoop, a support, a main spring, a bushing and a noise reduction pad, the secondary spring and the main spring are fixedly connected through bolts, gaskets are arranged at the upper end of the middle part of the secondary spring, between the secondary spring and the main spring and at the lower end of the middle part of the main spring, the noise reduction pads are fixedly arranged on the lower side walls of the left end part and the right end part of the secondary spring, the support is fixedly arranged right above the noise reduction pad on the upper side wall of the left end part of the secondary spring, the hoop is fixedly arranged right above the noise reduction pad on the right end part of the secondary spring, the main spring is positioned right below the secondary spring, the left end part and the right end part of the main spring are provided with a rolling lug, and the bushing is positioned in the rolling lug;
has the advantages that: the plate spring body adopts a lightweight design as a starting point and has the characteristics of comfortable use and service life of not less than 20 ten thousand times; the comfort in the static load and full load state in the use process of the automobile can be met by adding the noise reduction pad; the noise reduction pad at the end part of the auxiliary spring is designed to eliminate the noise when the plate spring is matched with the plate spring; the bush designed in the eye is made of a novel composite material, so that the weight of the leaf spring is light, the service life is long, the noise generated when the leaf spring is connected with other metal parts is eliminated while the weight of the leaf spring is reduced;
simultaneously, at the right-hand member design clamp of paying the spring, for the mistake proofing clamp can effectively prevent to pay the spring and rock in the use, the assembly problem of braking brake line when having considered the vehicle assembly has moreover been paid the spring left end design and has been had wire harness support, provides convenience for the customer assembles when putting the car.
Further, the bushing structure is a T-shaped structure and comprises a T-shaped outer sleeve, rubber and a T-shaped inner sleeve, the rubber is located between the T-shaped outer sleeve and the T-shaped inner sleeve, the T-shaped outer sleeve is located on the outermost side of the composite bushing, the T-shaped inner sleeve is located on the innermost side of the composite bushing, and a middle hole is formed in the middle of the composite bushing.
Furthermore, the T-shaped inner sleeve and the T-shaped outer sleeve are integrally formed through an injection molding process.
Furthermore, the T-shaped inner sleeve and the T-shaped outer sleeve are fixed with rubber into an integrated structure through a vulcanization process.
Furthermore, the T-shaped inner sleeve, the T-shaped outer sleeve and the rubber are made of three different materials;
has the advantages that: the composite bushing is characterized in that the bushing is arranged to be a composite type, the T-shaped inner bushing, the T-shaped outer bushing and the rubber are made of three different materials, the T-shaped inner bushing is made of PA66+ PTFE and has the advantage of high abrasion resistance, the middle part of the bushing is made of the rubber, the self weight of the bushing can be reduced, meanwhile, the required rigidity can be achieved, the T-shaped outer bushing is made of nylon, the rigidity is high, the weight is light, the bushing is formed by combining the outer layer, the middle layer and the inner layer, the required rigidity can be achieved, meanwhile, noise generated by friction of the bushing and other parts of a vehicle in the using process is low compared with the fact that the bushing is directly made of steel, and the composite bushing has the advantage of light weight.
Further, it falls the pad of making an uproar including the arc support pad of making an uproar, connect flat pad, connecting bolt, the flat pad of connecting be located the arc and fall the support pad of making an uproar and connecting bolt between, connect flat pad and the arc and fall the support pad formula structure as an organic whole of making an uproar.
Further, the arc-shaped noise reduction supporting pad is fixedly connected with the connecting flat pad in a vulcanization mode, and the connecting flat pad is fixed into an integrated structure through a welding mode and a connecting bolt.
Furthermore, the arc-shaped noise reduction supporting pad is made of special rubber materials, and the connecting flat pad is made of metal materials.
Furthermore, the arc-shaped noise reduction supporting pad is of an arc-shaped structure, and the radian is the same as that of the plate spring;
has the advantages that: 1. the noise reduction pad is made of natural rubber, so that the material has good wear resistance, and the fatigue life can reach not less than 40 ten thousand times;
2. the arc-shaped noise reduction supporting pad is fixed on the connecting flat pad in a vulcanization mode, the arc-shaped noise reduction supporting pad is made of rubber, the connecting flat pad is made of metal, the connecting flat pad can play a supporting role and a connecting role, and the arc-shaped noise reduction supporting pad and the connecting bolt can be fixed into an integrated structure;
3. the arc-shaped noise reduction supporting pad, the connecting flat pad and the connecting bolt are of an integrated structure, the noise reduction pad can be fixedly connected with the automobile plate spring in a bolt connection mode, the noise reduction pad can be conveniently replaced after being damaged in the using process, meanwhile, the noise reduction pads are fixed at two end parts of the automobile plate spring, and the rubber pads are added in the up-and-down collision process of a main spring and a secondary spring of an automobile in the running process, so that no noise can be generated, and the effect of reducing the abrasion among the plate springs can be achieved; in general: the novel multifunctional clothes hanger 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 design of structure satisfies the travelling comfort's under the static load and the full load state advantage in the car use.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic bottom perspective view of the present invention;
FIG. 3 is a sectional front view of the patent bushing of the present invention;
FIG. 4 is a schematic perspective view of a noise reduction pad according to the present invention;
FIG. 5 is a schematic bottom perspective view of the noise reduction pad of the present invention.
Reference numerals: 0. the plate spring comprises a plate spring body 1, a secondary spring 2, a clamp 3, a support 4, a main spring 40, a rolling lug 5, a bushing 50, a middle hole 51, a T-shaped bushing 52, rubber 53, a T-shaped inner sleeve 6, a noise reduction pad 60, an arc-shaped noise reduction support pad 61, a connecting flat pad 62 and connecting bolts.
Detailed Description
The following describes the embodiments of the present invention with reference to the drawings.
Detailed description of the inventionas shown in fig. 1 and 2, the present invention provides a high-performance and high-stress leaf spring for an automobile, which includes a leaf spring body 0, the plate spring body 0 comprises a secondary spring 1, a hoop 2, a bracket 3, a main spring 4, a bushing 5 and a noise reduction pad 6, the auxiliary spring 1 and the main spring 4 are fixedly connected through bolts, gaskets 7 are arranged at the upper end of the middle part of the auxiliary spring 1, between the auxiliary spring 1 and the main spring 4 and at the lower end of the middle part of the main spring 4, the lower side walls of the left and right ends of the auxiliary spring 1 are fixedly provided with noise reduction pads 6, a bracket 3 is fixedly arranged right above the noise reduction pads 6 on the upper side wall of the left end of the auxiliary spring 1, a clamp 2 is fixedly arranged right above a noise reduction pad 6 at the right end part of the auxiliary spring 1, the main spring 4 is positioned right below the auxiliary spring 1, the left and right end parts of the main spring 4 are provided with a rolling lug 40, and the bushing 5 is positioned in the rolling lug 40;
the plate spring body 0 adopts a lightweight design as a starting point and has the characteristics of comfortable use and service life not less than 20 ten thousand times; by arranging the noise reduction pads 6 at the lower ends of the left and right ends of the secondary spring 1, the noise reduction pads 6 can meet the comfort of the automobile in the static load and full load state during the use process, when the left and right ends of the secondary spring 1 collide with the left and right ends of the main spring 4 during the use process of the plate spring body 0, the arc-shaped noise reduction supporting pad 60 arranged on the noise reduction pad 6 collides with the side wall of the main spring 4, the arc-shaped noise reduction supporting pad 60 is made of natural rubber and has elasticity, no noise is generated in the collision process, the main spring 4 and the auxiliary spring 1 can be effectively protected, the noise reduction pad 6 at the end part of the auxiliary spring 1 can eliminate the noise generated when the plate spring body 0 is matched with the main spring, the left end part and the right end part of the main spring 4 are provided with the rolling ears 40, the bushing 5 is positioned in the rolling ears 40, the bushing 5 is made of novel composite materials, the weight of the bushing is light, the service life is long, the self weight of the plate spring body 0 is reduced, and the noise generated when the plate spring is connected with other metal parts can be eliminated;
in addition, the clamp 2 is designed at the right end of the auxiliary spring 1, the auxiliary spring 1 can be effectively prevented from shaking left and right in the up-and-down moving process for the mistake-proofing clamp of the clamp 2 in the using process, the assembling problem of a brake cable during vehicle assembling is considered, the wire harness support 3 is designed at the upper end of the left end of the auxiliary spring 1, and convenience is brought to assembling of a customer during the whole vehicle assembling.
The bushing 5 is of a T-shaped structure and comprises a T-shaped outer sleeve 51, rubber 52 and a T-shaped inner sleeve 53, wherein the rubber 52 is positioned between the T-shaped outer sleeve 51 and the T-shaped inner sleeve 53, the T-shaped outer sleeve 51 is positioned on the outermost side of the composite bushing, the T-shaped inner sleeve 53 is positioned on the innermost side of the composite bushing, and a middle hole 50 is formed in the middle of the composite bushing; the bushing 5 is set to be of a composite type, the T-shaped inner sleeve 53, the T-shaped outer sleeve 51 and the rubber 52 are made of three different materials, the T-shaped inner sleeve 53 is made of PA66+ PTFE and has the advantage of high abrasion resistance, the rubber 52 is arranged in the middle of the bushing 5, the self weight of the bushing can be reduced, meanwhile, the required rigidity can be achieved, the T-shaped outer sleeve 51 is made of nylon and has high rigidity and light weight, the bushing 5 is formed by compounding the outer layer, the middle layer and the inner layer, the required rigidity can be achieved, meanwhile, noise generated by friction between the bushing 5 and other parts of a vehicle in the using process is low compared with the fact that the bushing 5 is directly made of steel and steel, and the composite bushing has the advantage of light weight.
The T-shaped inner sleeve 53 and the T-shaped outer sleeve 51 are integrally formed by an injection molding process.
The T-shaped inner sleeve 53 and the T-shaped outer sleeve 51 are fixed to the rubber 52 by a vulcanization process to form an integral structure.
The T-shaped inner sleeve 53, the T-shaped outer sleeve 51 and the rubber 52 are made of three different materials.
The noise reduction pad 6 comprises an arc noise reduction supporting pad 60, a connecting flat pad 61 and a connecting bolt 62, wherein the connecting flat pad 61 is positioned between the arc noise reduction supporting pad 60 and the connecting bolt 62, and the connecting flat pad 61 and the arc noise reduction supporting pad 60 are of an integrated structure; the arc-shaped noise reduction supporting pad 60 is fixedly connected with the connecting flat pad 61 in a vulcanization mode, and the connecting flat pad 61 is fixedly connected with the connecting bolt 62 in an integrated structure in a welding mode; the arc-shaped noise reduction supporting pad 60 is made of special rubber materials, and the connecting flat pad 61 is made of metal materials; the arc-shaped noise reduction supporting pad 60 is of an arc-shaped structure, and the radian is the same as that of the plate spring; the noise reduction pad 6 is made of natural rubber, so that the material has better wear resistance, and the fatigue life can reach not less than 40 ten thousand times; the arc-shaped noise reduction supporting pad 60 is fixed on the connecting flat pad 61 in a vulcanization mode, the arc-shaped noise reduction supporting pad 60 is made of rubber, the connecting flat pad 61 is made of metal, the connecting flat pad 61 can play a supporting role and a connecting role, and the arc-shaped noise reduction supporting pad 60 and the connecting bolt 62 can be fixed into an integrated structure; the arc-shaped noise reduction supporting pad 60, the connecting flat pad 61 and the connecting bolt 62 are of an integrated structure, the noise reduction pad 6 can be fixedly connected with the automobile plate spring in a bolt connection mode, the noise reduction pad 6 can be conveniently replaced after being damaged in the using process, meanwhile, the noise reduction pads 6 are fixed at two end parts of the plate spring body 0, and the noise-free effect of reducing the abrasion between the plate springs can be achieved by adding rubber pads in the vertical collision process of the main spring 4 and the auxiliary spring 1 in the running process of an automobile; in general: the novel multifunctional clothes hanger 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; in general: the novel multifunctional clothes hanger 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 design of structure satisfies the travelling comfort's under the static load and the full load state advantage in the car use.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (9)
1. The utility model provides an automobile plate spring with high performance, high stress, includes leaf spring body (0), leaf spring body (0) including paying spring (1), clamp (2), support (3), main spring (4), bush (5), fall and make an uproar pad (6), its characterized in that: pay between spring (1), main spring (4) through bolt fixed connection, pay spring (1) middle part upper end, pay between spring (1) and main spring (4) middle part lower extreme be provided with gasket (7), pay spring (1) about both ends portion lateral wall fixed be provided with fall make an uproar fill (6), pay on the left end portion of spring (1) lateral wall fall make an uproar fill (6) directly over fixed be provided with support (3), pay spring (1) right-hand member portion fall make an uproar fill (6) directly over fixed be provided with clamp (2), main spring (4) be located pay under spring (1), both ends are provided with reel (40) about main spring (4), bush (5) are located reel (40).
2. The automobile plate spring with high performance and high stress as claimed in claim 1, wherein the bushing (5) is a T-shaped structure, and comprises a T-shaped outer sleeve (51), a rubber (52) and a T-shaped inner sleeve (53), the rubber (52) is located between the T-shaped outer sleeve (51) and the T-shaped inner sleeve (53), the T-shaped outer sleeve (51) is located on the outermost side of the composite bushing, the T-shaped inner sleeve (53) is located on the innermost side of the composite bushing, and the middle part of the composite bushing is provided with a middle hole (50).
3. The automobile plate spring with high performance and high stress as claimed in claim 2, wherein the T-shaped inner sleeve (53) and the T-shaped outer sleeve (51) are integrally formed by injection molding.
4. The automobile plate spring with high performance and high stress as claimed in claim 3, wherein the T-shaped inner sleeve (53) and the T-shaped outer sleeve (51) are fixed with the rubber (52) into an integral structure through a vulcanization process.
5. The automobile plate spring with high performance and high stress according to claim 4, wherein the T-shaped inner sleeve (53), the T-shaped outer sleeve (51) and the rubber (52) are made of three different materials.
6. The automotive plate spring with high performance and high stress according to claim 1, wherein the noise reduction pad (6) comprises an arc-shaped noise reduction support pad (60), a connecting flat pad (61) and a connecting bolt (62), the connecting flat pad (61) is located between the arc-shaped noise reduction support pad (60) and the connecting bolt (62), and the connecting flat pad (61) and the arc-shaped noise reduction support pad (60) are of an integrated structure.
7. The automobile plate spring with high performance and high stress as claimed in claim 6, wherein the arc-shaped noise reduction supporting pad (60) is fixedly connected with the connecting flat pad (61) through vulcanization, and the connecting flat pad (61) is fixedly connected with the connecting bolt (62) through welding to form an integral structure.
8. The automobile plate spring with high performance and high stress as claimed in claim 7, wherein the arc-shaped noise reduction supporting pad (60) is made of special rubber material, and the connecting flat pad (61) is made of metal material.
9. The automotive high performance, high stress leaf spring of claim 8 wherein the curved noise reduction support pad (60) is curved in the same arc as the leaf spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210874592.4A CN115059714A (en) | 2022-07-23 | 2022-07-23 | Automobile plate spring with high performance and high stress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210874592.4A CN115059714A (en) | 2022-07-23 | 2022-07-23 | Automobile plate spring with high performance and high stress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115059714A true CN115059714A (en) | 2022-09-16 |
Family
ID=83205866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210874592.4A Pending CN115059714A (en) | 2022-07-23 | 2022-07-23 | Automobile plate spring with high performance and high stress |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115059714A (en) |
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2022
- 2022-07-23 CN CN202210874592.4A patent/CN115059714A/en active Pending
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