CN210013966U

CN210013966U - Non-metallic material plate spring

Info

Publication number: CN210013966U
Application number: CN201920795802.4U
Authority: CN
Inventors: 张云山; 郝光希; 张忠志
Original assignee: Shandong Automobile Spring Factory Zibo Co Ltd
Current assignee: Shandong Automobile Spring Factory Zibo Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-04
Anticipated expiration: 2029-05-29

Abstract

The utility model relates to a plate spring; the spring plate comprises a reed, wherein the reed comprises a first plate reed, a second plate reed and a third plate reed which are fixedly connected from top to bottom, the second plate reed adopts a composite plate reed, the first plate reed and the third plate reed adopt a steel plate spring, the middle positions of the first plate reed, the second plate reed and the third plate reed are respectively provided with a base plate, the centers of the first plate reed, the second plate reed, the third plate reed and the base plate are respectively provided with a center hole, and the first plate reed, the second plate reed and the base plate are respectively fixed through the center holes. The utility model discloses low in production cost, energy saving and consumption reduction, product light in weight, damping performance is good, long service life.

Description

Non-metallic material plate spring

Technical Field

The utility model relates to a plate spring; in particular to a non-metallic material plate spring.

Background

At present, most tractors and passenger cars still adopt traditional leaf springs, and leaf springs have the advantages of simple structure, reliable operation, convenient processing and the like, and meanwhile, leaf springs also have the defects of heavy structure, high rigidity, poor comfort and the like, and have limited damping performance and high noise in the use process. In addition, the leaf spring needs to consume a large amount of non-renewable resources such as coal and the like in the production and processing processes, has high energy consumption and large tail gas emission, and is not beneficial to energy conservation and environmental protection.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: the non-metallic leaf spring has the advantages of low production cost, energy conservation, consumption reduction, light product weight, good damping performance and long service life.

The utility model discloses a solve the technical scheme that its technical problem adopted and do:

the non-metal material leaf spring comprises a reed, wherein the reed comprises a first plate reed, a second plate reed and a third plate reed which are fixedly connected from top to bottom, the second plate reed adopts a composite plate reed, the first plate reed and the third plate reed adopt a steel plate spring, backing plates are arranged at the middle positions of the first plate reed, the second plate reed and the third plate reed, center holes are formed in the first plate reed, the second plate reed, the third plate reed and the backing plate, and the first plate reed, the second plate reed and the backing plate are fixed through the center holes respectively.

The first plate spring piece adopts a traditional steel plate spring, can adopt a plate spring piece with equal thickness or a plate spring piece with variable cross section; can adopt the structure that takes the book ear also can adopt the structure of not taking the book ear, according to the nimble corresponding structure of mastering of automobile design requirement, the effect of first board reed is: the auxiliary composite plate reed bears part of stress; protecting the second plate spring; and the frame is fixedly connected with the frame, and the functions of connection, guidance and bearing are achieved.

The first, second and third leaf springs and the backing plate are all provided with central holes, so that 3 leaf springs are fixed together conveniently; the composite plate spring plate has a main stress function, can be made of glass fiber materials, can achieve the purpose of enhancing the toughness and the impact strength of the plate spring, and has a main stress function.

The third plate reed adopts the traditional steel plate spring, plays the effect of preventing that the in-process road surface gravel and sand that the car went splashes and collides with the second composite plate reed, protection second plate reed, and the structure is the ordinary steel plate spring of uniform thickness, prevents that second plate spring piece from wearing and tearing.

Wherein, the preferred scheme is as follows:

the end parts of the second plate spring and the third plate spring are provided with fixing holes, and rubber gaskets are fixed between the end parts of the first plate spring, the second plate spring and the second plate spring through the fixing holes respectively, so that the second plate spring is prevented from being worn.

The width of the rubber gasket is 10-20mm narrower than the end part of the reed arranged on the lower side of the rubber gasket, the thickness of the rubber gasket is 4-8mm, the end parts of the second plate reed and the third plate reed are provided with fixing holes corresponding to the rubber gasket, the back surface of the rubber gasket is provided with fixing bulges corresponding to the fixing holes, the front surface of the rubber gasket is uniformly provided with a plurality of pits with the diameter of 2-3 mm and the depth of 0.3-0.5 mm, the pits store grease and play a role in lubrication, and the rubber gasket is made of nylon carbon fiber material with good wear resistance

The first plate reed is an equal-thickness plate reed or a variable-section plate reed.

The end part of the third plate reed is provided with a clip hole, the third plate reed is riveted with a clip by adopting a rivet, and the end part of the third plate reed is prevented from being dislocated by the clip.

The first, second and third leaf springs are connected by a central bolt through the central hole.

The width of the base plate is 1-2mm narrower than the reed arranged on the top surface of the base plate, the length of the base plate is the same as that of the straight section of the reed arranged on the top surface of the base plate, a central hole is formed in the center of the base plate, the base plate is an iron plate made of Q235 materials, the base plate isolates each reed, friction between a non-metal material leaf spring and a metal material leaf spring is avoided, the effect of protecting the non-metal material leaf spring is achieved, and the effect of adjusting the height of an.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses low in production cost, energy saving and consumption reduction, product light in weight, damping performance is good, long service life. The product is suitable for passenger cars and partial traction vehicles; the weight is light, and is only about 30 percent of that of a common steel plate spring; the fatigue life is 2-8 times of that of a steel plate spring; the specific elasticity is more than 5 times higher than that of a steel plate spring, and the comfort is greatly improved; the whole service life is reasonable, and the cost performance is high; the parts are simplified, the weight is light, and the disassembly and assembly operation is simpler and easier; and (5) damping and reducing noise. The composite plate reed can greatly reduce the consumption of non-renewable resources such as coal and the like in the production and processing processes of steel, simultaneously reduce the emission and the energy consumption, and meet the national industrial policy of energy conservation and environmental protection

Drawings

Fig. 1 is a structural diagram of the present invention.

In the figure: 1. a first plate spring; 2. a second leaf spring; 3. a third plate spring; 4. a base plate; 5. a rubber gasket; 6. a central bolt.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings:

example 1:

as shown in fig. 1, the non-metallic leaf spring in this embodiment includes a reed, where the reed includes a first plate reed 1, a second plate reed 2, and a third plate reed 3 that are fixedly connected from top to bottom, the second plate reed 2 is a composite plate reed, the first plate reed 1 and the third plate reed 3 are steel plate reeds, the middle positions of the first, second, and third plate reeds are respectively provided with a backing plate 4, the centers of the first, second, and third plate reeds and the backing plate 4 are respectively provided with a central hole, and the first, second, and third plate reeds and the backing plate 4 are respectively fixed through the central holes.

Fixing holes are formed in the end parts of the second plate spring leaf 2 and the third plate spring leaf 3, and rubber gaskets 5 are fixed between the end parts of the first plate spring leaf, the second plate spring leaf and the third plate spring leaf through the fixing holes respectively, so that the second plate spring leaf 2 is prevented from being abraded; the width of the rubber gasket 5 is 10-20mm narrower than the end part of the reed arranged on the lower side of the rubber gasket, the thickness of the rubber gasket 5 is 4-8mm, the end parts of the second plate reed 2 and the third plate reed 3 are provided with fixing holes corresponding to the rubber gasket 5, the back surface of the rubber gasket 5 is provided with fixing bulges corresponding to the fixing holes, the front surface of the rubber gasket 5 is uniformly provided with a plurality of pits with the diameter of 2-3 mm and the depth of 0.3-0.5 mm, the pits store butter and play a role in lubrication, and the rubber gasket 5 is made of nylon carbon fiber with good wear resistance; the first plate reed 1 is an equal-thickness plate reed or a variable-section plate reed; the end part of the third plate reed 3 is provided with a clip hole, the third plate reed 3 is riveted with a clip by adopting a rivet, and the end part of the third plate reed 3 prevents the reed from dislocation by using the clip; the first, second and third leaf springs are connected by a central bolt 6 through a central hole; the width of the backing plate 4 is 1-2mm narrower than the reed arranged on the top surface of the backing plate, the length of the backing plate 4 is the same as that of the straight section of the reed arranged on the top surface of the backing plate, a central hole is arranged at the center of the backing plate 4, the backing plate 4 is an iron plate made of Q235 material, the backing plate 4 isolates each reed, friction between the non-metal material leaf spring and the metal material leaf spring is avoided, the effect of protecting the non-metal material leaf spring is achieved, and the effect of adjusting the height of.

The first plate spring leaf 1 adopts a traditional steel plate spring, can adopt a plate spring leaf with equal thickness or a plate spring leaf with variable cross section; can adopt the structure that takes the book ear also can adopt the structure of not taking the book ear, according to the nimble corresponding structure of mastering of automobile design requirement, the effect of first board reed 1 is: the auxiliary composite plate reed bears part of stress to protect the second plate reed 2; and the frame is fixedly connected with the frame, and the functions of connection, guidance and bearing are achieved.

The first, second and third leaf springs and the backing plate 4 are all provided with central holes, so that 3 leaf springs are fixed together conveniently; the composite plate spring plate has a main stress function, can be made of glass fiber materials, can achieve the purpose of enhancing the toughness and the impact strength of the plate spring, and has a main stress function.

The third plate reed 3 adopts a traditional steel plate spring, plays a role in preventing the road surface sand from splashing to collide with the second composite plate reed and protect the second plate reed 2 in the running process of the automobile, is structurally a common steel plate spring with equal thickness, and prevents the second plate reed 2 from being worn.

Claims

1. The utility model provides a non-metallic material leaf spring, includes the reed, its characterized in that, the reed includes from top to bottom fixed connection's first board reed (1), second board reed (2) and third board reed (3), second board reed (2) adopt compound material board reed, first board reed (1) and third board reed (3) adopt the steel sheet spring piece, first, two, three board reed intermediate position all set up backing plate (4), first, two, three board reed and backing plate (4) center all set up the centre bore, first, two, three board reed and backing plate (4) are fixed through the centre bore respectively.

2. The non-metallic leaf spring according to claim 1, wherein the ends of the second plate spring (2) and the third plate spring (3) are provided with fixing holes, and rubber gaskets (5) are respectively fixed between the ends of the first plate spring, the second plate spring and the second plate spring through the fixing holes.

3. The non-metallic leaf spring according to claim 2, wherein the width of the rubber gasket (5) is 10-20mm narrower than the end of the spring leaf arranged at the lower side of the rubber gasket, the thickness of the rubber gasket (5) is 4-8mm, the end of the second plate spring leaf (2) and the end of the third plate spring leaf (3) are provided with fixing holes corresponding to the rubber gasket (5), the back of the rubber gasket (5) is provided with fixing bulges corresponding to the fixing holes, and the front of the rubber gasket (5) is uniformly provided with a plurality of pits with the diameter of 2mm-3mm and the depth of 0.3mm-0.5 mm.

4. The non-metallic leaf spring according to claim 1, wherein the end of the third plate spring (3) is provided with a clip hole, and the third plate spring (3) is riveted with a rivet and a clip.

5. The non-metallic leaf spring according to claim 1, wherein the first, second and third leaf springs are connected by a central bolt (6) through a central hole.

6. The non-metallic material leaf spring according to claim 1, characterized in that the first plate spring leaf (1) is an equal thickness plate spring leaf or a variable cross-section plate spring leaf.

7. The non-metallic leaf spring according to claim 1, wherein the width of the backing plate (4) is 1-2mm narrower than the leaf spring arranged on the top surface, the length of the backing plate (4) is the same as the straight section of the leaf spring arranged on the top surface, and a central hole is arranged in the center of the backing plate (4).