CN113320345B - Combined material guide arm assembly - Google Patents
Combined material guide arm assembly Download PDFInfo
- Publication number
- CN113320345B CN113320345B CN202110579453.4A CN202110579453A CN113320345B CN 113320345 B CN113320345 B CN 113320345B CN 202110579453 A CN202110579453 A CN 202110579453A CN 113320345 B CN113320345 B CN 113320345B
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- China
- Prior art keywords
- seat plate
- axle
- rolling
- piece
- guide arm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/02—Attaching arms to sprung part of vehicle
Abstract
The invention provides a composite material guide arm assembly which comprises a rolling lug part and a non-rolling lug part; an axle is connected between the rolling lug part and the non-rolling lug part; the non-rolling lug part is connected with the frame in a matching way; the non-rolling lug part comprises a reed and a protection device; the reed is positioned below the axle; an upper seat plate is arranged above the axle; a lower seat plate is arranged below the reed; a U-shaped bolt is arranged between the upper seat plate and the lower seat plate; the protection device comprises a protection piece; the protection piece is arranged outside the reed in a surrounding way; the protecting piece is clamped between the axle and the lower seat plate; a central bolt is also arranged between the upper seat plate and the lower seat plate; the central bolt correspondingly penetrates through the protection piece; the U-shaped bolt can realize integral transverse limiting constraint on the connecting part, so that the connecting stability is improved; the protecting piece can prevent the reeds from directly contacting with the axle and the lower seat plate, and the abrasion frequency of the parts is reduced.
Description
Technical Field
The invention belongs to the technical field of automobile parts, and particularly relates to a composite material guide arm assembly.
Background
In the prior art, most of the existing suspension systems adopt a steel plate spring, and the weight of the suspension system is heavier due to the adoption of the steel plate spring, so that the oil consumption and the transportation cost of an automobile are higher; in addition, the steel plate spring is adopted to enable the rigidity of the suspension system to be larger, and the comfort of the automobile is lower. In addition, with the continuous development of the automobile industry, energy conservation, safety and light weight become the main development direction of future automobiles, and a suspension system is bound to be innovated as an important part of the automobile. Therefore, the composite material guide arm assembly which is obvious in weight reduction, good in damping effect and easy to mold is needed to be invented.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the composite material guide arm assembly which is obvious in weight reduction, good in damping effect and easy to mold.
In order to achieve the purpose, the invention adopts the following technical scheme: a composite guide arm assembly comprising a rolled tab portion and a non-rolled tab portion; an axle is connected between the rolling lug part and the non-rolling lug part; the non-rolling lug part is connected with the frame in a matching way; the non-roll tab portion comprises a spring and a protective device; the reed is positioned below the axle; an upper seat plate is arranged above the axle; a lower seat plate is arranged below the reed; a U-shaped bolt is arranged between the upper seat plate and the lower seat plate; the protection device comprises a protection piece; the protective piece is arranged outside the reed in a surrounding mode; the protector is clamped between the axle and the seat plate; a central bolt is further arranged between the upper seat plate and the lower seat plate; the central bolt correspondingly penetrates through the protection piece.
Further, the protection device also comprises two wear pads (1-3-4); the two wear pads (1-3-4) are respectively clamped between the axle (1-2) and the reeds (1-9) and between the reeds (1-9) and the lower seat plate (1-8).
Further, the wear pad is made of nylon.
Further, the tab portion comprises a bushing and a tab body; the bushing is connected and arranged at one end of the tab body; one end of the lug piece body, which is far away from the bush, is clamped between the upper seat plate and the axle; the central bolt correspondingly penetrates through the lug rolling body.
Further, the roll tab part further comprises a steel belt; the steel belt is attached to the surface of the tab body; the steel belt extends and distributes along the length direction of the winding lug plate part.
Further, an air spring is connected between the reed and the frame; the air spring and the protection member are respectively disposed at both ends of the reed.
Furthermore, the protection piece is of a split structure buckled up and down.
Further, the reed is made of a composite material formed by mixing glass fiber and epoxy resin.
Compared with the prior art, the invention has the beneficial effects that:
(1) the guide arm assembly disclosed by the invention utilizes the reed structure made of composite materials and realizes a damping effect by utilizing the elastic bending deformation of the guide arm assembly, so that the riding comfort is improved, the integral lightweight design requirement of the guide arm assembly is realized, and the cost and the energy consumption of an automobile are reduced;
(2) the protection piece arranged around the reed can reduce the abrasion frequency of the main part of the reed, prolong the integral service life of the guide arm assembly and reduce the maintenance cost; the detachable buckling structure of the protection piece can obviously improve the maintenance efficiency;
(3) according to the invention, the lug rolling part for connecting the suspension bracket and the axle balances the processing difficulty while enhancing the bending strength of the guide arm assembly through the lug rolling body; through the arrangement of the steel belt and the tab body in a fitting manner, when the tab body is broken due to overload, all parts of the tab body can be kept in a connection state, so that dangerous conditions such as component falling and the like during vehicle running are prevented, and the use safety of the guide arm assembly is obviously improved;
(4) the composite material has the advantages of simple and flexible forming process, strong designability and short development period.
Drawings
FIG. 1 is a schematic view of the overall structure of a guide arm assembly of the present invention with a positive camber in a fully loaded condition;
FIG. 2 is a schematic view of the overall structure of the guide arm assembly of the present invention with a negative camber in a fully loaded state;
FIG. 3 is a schematic view of the overall structure of the guide arm assembly of the present invention with zero camber under full load;
in the drawings, the components represented by the respective reference numerals are listed below:
1-1, a rolling lug part, 1-2, an axle, 1-3, a non-rolling lug part, 1-4, an air spring, 1-5, a vehicle frame, 1-6, a central bolt, 1-7, a U-shaped bolt, 1-8, a lower seat plate, 1-9, a reed, 1-10, an upper seat plate, 1-1-1, a bushing, 1-1-2, a rolling lug body, 1-1-3, a steel strip, 1-3-4, a wear pad, 1-3-5 and a protection piece.
Detailed Description
The present invention is further described in detail below with reference to specific examples so that those skilled in the art can more clearly understand the present invention.
A composite guide arm assembly, as shown in fig. 1 and 2, comprising a rolled tab portion 1-1 and an unrolled tab portion 1-3; an axle 1-2 is connected between the rolling lug part 1-1 and the non-rolling lug part 1-3; the non-rolling lug plate part 1-3 is connected with the frame 1-5 in a matching way; the non-rolling lug plate part 1-3 comprises a reed 1-9 and a protection device; the reeds 1-9 are positioned below the axle 1-2; an upper seat plate 1-10 is arranged above the axle 1-2; a lower seat plate 1-8 is arranged below the reed 1-9; u-shaped bolts 1-7 are arranged between the upper seat plate 1-10 and the lower seat plate 1-8; the protection device comprises protection pieces 1-3-5; the protective piece 1-3-5 is arranged outside the reed 1-9 in a surrounding way; the protection member 1-3-5 is clamped between the axle 1-2 and the seat bottom plate 1-8; a central bolt 1-6 is also arranged between the upper seat plate 1-10 and the lower seat plate 1-8; the central bolt 1-6 correspondingly penetrates through the protecting piece 1-3-5;
the roll tab portion 1-1 is used to connect the suspension bracket to the vehicle axle 1-2, while the non-roll tab portion 1-3 is used to connect the vehicle axle 1-2 to the vehicle frame 1-5; the reeds 1-9 can realize the damping effect by utilizing the elastic bending deformation of the reeds; the U-shaped bolts 1-7 can realize the firm connection between the axle 1-2 and the guide arm assembly by virtue of the clamping action of the upper seat plates 1-10 and the lower seat plates 1-8, and meanwhile, the surrounding shape of the U-shaped bolts 1-7 can realize the integral transverse limiting constraint on the connection part, thereby improving the connection stability; the central bolt 1-6 can further enhance the connection strength on the basis of the U-shaped bolt 1-7, and the protective piece 1-3-5 has the functions of: the reeds 1-9 can be prevented from being in direct contact with the axle 1-2 and the bottom seat plates 1-8, so that the abrasion frequency of the main part is reduced, the integral service life of the guide arm assembly is prolonged, and the maintenance cost is reduced.
The protection device also comprises two wear pads 1-3-4; the two wear-resistant pads 1-3-4 are respectively clamped between the axle 1-2 and the reeds 1-9 and between the reeds 1-9 and the bottom seat plates 1-8;
the wear-resistant pads 1-3-4 have the function of preventing the axle 1-2 and the reeds 1-9 and the lower seat plate 1-8 from directly contacting, so that the effect of relieving wear is achieved; meanwhile, the device can adapt to machining errors among different parts, and the installation and fastening in a use state are guaranteed.
The wear-resistant pad 1-3-4 is made of nylon, so that the excellent wear-resistant characteristic of the wear-resistant pad can be utilized to reduce the replacement frequency of the wear-resistant pad 1-3-4, the price of raw materials is balanced, and the manufacturing cost is controlled.
The ear rolling piece part 1-1 comprises a bush 1-1-1 and an ear rolling piece body 1-1-2; the bush 1-1-1 is connected and arranged at one end of the ear rolling piece body 1-1-2; one end of the lug rolling body 1-1-2 far away from the bush 1-1-1 is clamped between the upper seat plate 1-10 and the axle 1-2; the central bolt 1-6 correspondingly penetrates through the lug rolling body 1-1-2;
the bushing 1-1-1 is used for connecting a suspension bracket; the ear-rolling piece body 1-1-2 greatly improves the bending strength of the ear-rolling part 1-1 by utilizing the cross section design of a curled shape; the ear piece rolling body 1-1-2 is formed by stamping a steel plate, and is convenient to process.
The tab rolling part 1-1 also comprises a steel belt 1-1-3; the steel belt 1-1-3 is attached to the surface of the tab body 1-1-2; the steel belt 1-1-3 extends and is distributed along the length direction of the coil lug piece part 1-1;
the steel belt 1-1-3 has the function that when the tab body 1-1-2 is overloaded and broken, all parts of the tab body can be kept in a connected state, so that dangerous conditions such as dropping of parts and the like during vehicle running are prevented; the steel belt 1-1-3 is processed by Q235.
An air spring 1-4 is connected between the reed 1-9 and the frame 1-5; the air springs 1-4 and the protection pieces 1-3-5 are respectively arranged at two ends of the reeds 1-9; the self-deformation capacity of the air spring 1-4 is matched with the elastic deformation of the reed 1-9, so that stronger buffer performance is obtained, and compared with the traditional steel spring structure, the self-weight is lower, and the light weight of the whole vehicle is facilitated.
The protecting pieces 1-3-5 are of a split structure buckled up and down, and are specifically divided into an upper protecting piece and a lower protecting piece; the design of the buckling connection can improve the dismounting efficiency of the protection pieces 1-3-5, thereby further improving the efficiency of maintenance and replacement after abrasion.
The reeds 1-9 are made of composite materials formed by mixing glass fibers and epoxy resin, and the composite materials can have excellent elastic deformation capacity while light weight is considered, so that the working condition requirements of the composite material guide arm assembly are met.
In addition, as shown in fig. 1, 2 and 3, the vertical distance from the upper seat plate 1-10 to the vehicle frame 1-5 is set to be H1, the thickness of the right end of the lug piece body 1-1-2 is set to be H2, the diameter of the vehicle axle 1-2 is set to be H3, the height of the air spring 1-4 is set to be H4, and the arc height of the guide arm is set to be H.
From the operating requirements of the pilot arm and the performance of the air spring, it is known that: h1+ H2+ H3 ═ H4+ H. The guide arm assembly has three modes under the full load state: the arc height is positive, the arc height is negative, and the arc height is zero, which respectively correspond to the three states in fig. 1, fig. 2, and fig. 3. The working modes of the guide arm assembly in three states utilize the buckling deformation of the reeds 1-9 to better match with the air spring to meet the use requirement, and the damping effect and the riding comfort are obviously improved.
The mechanisms, components and parts of the present invention which are not described in detail are all the existing structures which exist in the prior art. Can be purchased directly from the market.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a combined material guide arm assembly which characterized in that: comprises a roll ear part (1-1) and a non-roll ear part (1-3); an axle (1-2) is connected between the rolling lug part (1-1) and the non-rolling lug part (1-3); the non-rolling lug plate part (1-3) is connected with the frame (1-5) in a matching way; the non-rolling lug plate part (1-3) comprises reeds (1-9) and a protection device; the reeds (1-9) are positioned below the axle (1-2); an upper seat plate (1-10) is arranged above the axle (1-2); a lower seat plate (1-8) is arranged below the reed (1-9); u-shaped bolts (1-7) are arranged between the upper seat plate (1-10) and the lower seat plate (1-8);
the protection device comprises a protection piece (1-3-5); the protective piece (1-3-5) is arranged outside the reed (1-9) in a surrounding way; the protective element (1-3-5) is clamped between the axle (1-2) and the bottom seat plate (1-8); a central bolt (1-6) is also arranged between the upper seat plate (1-10) and the lower seat plate (1-8); the central bolt (1-6) correspondingly penetrates through the protection piece (1-3-5);
the protection piece (1-3-5) is of a split structure buckled up and down, and the reed (1-9) is made of a composite material formed by mixing glass fiber and epoxy resin.
2. The composite guide arm assembly of claim 1, wherein: the protection device also comprises two wear pads (1-3-4); the two wear pads (1-3-4) are respectively clamped between the axle (1-2) and the reeds (1-9) and between the reeds (1-9) and the lower seat plate (1-8).
3. The composite guide arm assembly of claim 2, wherein: the wear-resistant pad (1-3-4) is made of nylon.
4. The composite guide arm assembly of claim 1, wherein: the ear rolling piece part (1-1) comprises a bushing (1-1-1) and an ear rolling piece body (1-1-2); the bushing (1-1-1) is connected and arranged at one end of the ear rolling piece body (1-1-2); one end of the lug rolling body (1-1-2) far away from the bush (1-1-1) is clamped between the upper seat plate (1-10) and the axle (1-2); the central bolt (1-6) correspondingly penetrates through the lug rolling body (1-1-2).
5. The composite guide arm assembly of claim 4, wherein: the roll tab part (1-1) further comprises a steel belt (1-1-3); the steel belt (1-1-3) is attached to the surface of the tab body (1-1-2); the steel strips (1-1-3) extend and are distributed along the length direction of the coil lug piece part (1-1).
6. The composite guide arm assembly of claim 1, wherein: an air spring (1-4) is connected between the reed (1-9) and the frame (1-5); the air springs (1-4) and the protecting pieces (1-3-5) are respectively arranged at two ends of the reeds (1-9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579453.4A CN113320345B (en) | 2021-05-26 | 2021-05-26 | Combined material guide arm assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579453.4A CN113320345B (en) | 2021-05-26 | 2021-05-26 | Combined material guide arm assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113320345A CN113320345A (en) | 2021-08-31 |
| CN113320345B true CN113320345B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110579453.4A Active CN113320345B (en) | 2021-05-26 | 2021-05-26 | Combined material guide arm assembly |
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| Country | Link |
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| CN (1) | CN113320345B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616098A (en) * | 2012-04-17 | 2012-08-01 | 苏州奥杰汽车工业有限公司 | Plate spring and guide arm combined-type air suspension |
| CN207028750U (en) * | 2017-07-12 | 2018-02-23 | 上海科曼车辆部件系统股份有限公司 | A kind of light-duty leading arm of trailer air suspension system |
| CN107972434A (en) * | 2017-12-06 | 2018-05-01 | 东风商用车有限公司 | A kind of Combined air suspension with protective device is oriented to arm assembly |
| CN207466280U (en) * | 2017-09-13 | 2018-06-08 | 江西远成汽车技术股份有限公司 | The automobile of leading arm and the application leading arm |
| CN209634207U (en) * | 2019-02-28 | 2019-11-15 | 青岛方正机械集团有限公司 | Air suspension and lorry |
| CN112193005A (en) * | 2020-10-13 | 2021-01-08 | 芜湖中集瑞江汽车有限公司 | Special vehicle, guide arm adjusting device and axle adjusting method |
| CN212737664U (en) * | 2020-06-05 | 2021-03-19 | 山东锣响汽车制造有限公司 | Guide arm of automobile suspension system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120112437A1 (en) * | 2010-11-09 | 2012-05-10 | Simard Andre-Marie | Suspension for a vehicle |
-
2021
- 2021-05-26 CN CN202110579453.4A patent/CN113320345B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616098A (en) * | 2012-04-17 | 2012-08-01 | 苏州奥杰汽车工业有限公司 | Plate spring and guide arm combined-type air suspension |
| CN207028750U (en) * | 2017-07-12 | 2018-02-23 | 上海科曼车辆部件系统股份有限公司 | A kind of light-duty leading arm of trailer air suspension system |
| CN207466280U (en) * | 2017-09-13 | 2018-06-08 | 江西远成汽车技术股份有限公司 | The automobile of leading arm and the application leading arm |
| CN107972434A (en) * | 2017-12-06 | 2018-05-01 | 东风商用车有限公司 | A kind of Combined air suspension with protective device is oriented to arm assembly |
| CN209634207U (en) * | 2019-02-28 | 2019-11-15 | 青岛方正机械集团有限公司 | Air suspension and lorry |
| CN212737664U (en) * | 2020-06-05 | 2021-03-19 | 山东锣响汽车制造有限公司 | Guide arm of automobile suspension system |
| CN112193005A (en) * | 2020-10-13 | 2021-01-08 | 芜湖中集瑞江汽车有限公司 | Special vehicle, guide arm adjusting device and axle adjusting method |
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| Publication number | Publication date |
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| CN113320345A (en) | 2021-08-31 |
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