Search

CN-224224853-U - Guide arm for automobile

CN224224853UCN 224224853 UCN224224853 UCN 224224853UCN-224224853-U

Abstract

The utility model discloses a guide arm for an automobile, which relates to the technical field of guide arms and comprises a guide arm main body, a bending part, a rolling lug part, a bending part and a connecting platform, wherein the bending part is arranged on one side of the guide arm main body, the section of the bending part is arc-shaped, the rolling lug part is provided with the end part of the bending part, the bending part is arranged on the other side of the bending part, and the connecting platform is fixedly connected with the bending part. According to the utility model, the guide arm main body, the bending part, the rolling lug part, the bending part and the connecting platform are matched, the bending part and the rolling lug part are not positioned on the same horizontal line, the bending part has a bending trend of tilting upwards from the straight part, so that a height fall is formed between the axle center of the rolling lug part and the upper surface of the guide arm main body, the movement of the axle in the advancing direction of the vehicle can be greatly reduced, the force and moment born by the guide arm can be greatly reduced, and the stability of the guide arm in the running process of the vehicle can be ensured.

Inventors

  • XIA HAILONG

Assignees

  • 湖北中尔车轴空悬科技技术有限公司

Dates

Publication Date
20260512
Application Date
20250618

Claims (8)

  1. 1. A guide arm for an automobile, comprising: A guide arm body (1); A bending part (2), wherein one side of the guide arm main body (1) is provided with the bending part (2), and the section of the bending part (2) is arc-shaped; a rolling lug part (3), wherein the rolling lug part (3) is provided with an end part of the bending part (2); a bending part (4), wherein the bending part (4) is arranged at the other side of the bending part (2); The connecting platform (5), connecting platform (5) and kink (4) fixed connection, connecting hole (6) that are used for connecting the gasbag have been seted up to the equidistance on connecting platform (5).
  2. 2. The guiding arm for the automobile according to claim 1, wherein a blind hole (7) is formed in the middle of the guiding arm main body (1), the blind hole (7) is used for connecting an axle, the blind hole (7) is 30mm long and 20mm wide, and two sides of the blind hole (7) are semicircular.
  3. 3. The guiding arm for the automobile according to claim 1, wherein avoidance grooves (8) are symmetrically formed in two sides of the guiding arm main body (1), and the avoidance grooves (8) are used for avoiding bolts for installing an axle.
  4. 4. The guide arm for the automobile according to claim 1, wherein grooves (9) are formed in two side edges of the rolling lug portion (3), the distance between the inner walls of the grooves (9) is 100+/-0.3 mm, and the vertical distance between the circle center of the rolling lug portion (3) and the bottom end of the guide arm main body (1) is 180-210 mm.
  5. 5. A guide arm for a motor vehicle according to claim 1, characterized in that the cross section of the bending part (4) is S-shaped, the outer radius between the bending part (4) and the connecting platform (5) is 30mm, and the inner radius between the bending part (4) and the guide arm body (1) is 25mm.
  6. 6. A guide arm for a motor vehicle according to claim 2, characterized in that the guide arm body (1) is parallel to the connecting platform (5) in the horizontal direction, the connecting hole (6) has a central circle diameter of 200±0.15mm, and the blind hole (7) is spaced apart from the connecting hole (6) by 65mm in the horizontal direction.
  7. 7. A guide arm for a motor vehicle according to claim 1, characterized in that the angle between the guide arm body (1) and the connecting platform (5) is 164 °, and the vertical height of the connecting platform (5) decreases gradually from the bending part (4) to the end of the connecting platform (5).
  8. 8. A guiding arm for an automobile according to claim 1, characterized in that the horizontal distance between the centers of two adjacent connecting holes (6) on the connecting platform (5) is 52mm, the end of the connecting platform (5) is provided with an arc-shaped surface, and the radius of the arc-shaped surface is 127.5mm.

Description

Guide arm for automobile Technical Field The utility model relates to the technical field of guide arms, in particular to a guide arm for an automobile. Background The automobile guide arm is a key component in an automobile suspension system, one end of the automobile guide arm is connected with a frame, the middle of the automobile guide arm is connected with an axle, the other end of the automobile guide arm is connected with an air bag, the main function is to transfer longitudinal force and lateral force, wheels are guaranteed to move according to a preset track, road impact can be effectively buffered when the automobile runs, riding comfort is improved, meanwhile, relative movement of the axle and the frame can be restrained, running stability of the automobile is maintained, the accuracy of steering, braking and other operations is positively influenced, and the automobile guide arm has great significance in the aspects of guaranteeing safe and stable running of the automobile. The existing automobile guide arm is connected between a frame and an air bag, and the guide arm is a straight single-piece spring plate, so that the installation connection point position of a guide arm bracket and the guide arm is far away from the center of an axle in the vehicle height direction, so that the movement track of the axle in the vehicle advancing direction is large in movement track movement, the interference quantity with the movement track of the axle in the vehicle width direction is large, and meanwhile, the guide arm bears large horizontal force and moment from the center of the axle, so that a connecting bolt between the guide arm and the axle is unstable, and the running danger of the vehicle is increased as a running bolt of the vehicle is easy to separate. Disclosure of utility model The present utility model is directed to a guide arm for an automobile, which solves the above-mentioned problems of the prior art. In order to achieve the above purpose, the utility model provides a guide arm for an automobile, comprising: a guide arm body; a bending part is arranged on one side of the guide arm main body, and the section of the bending part is arc-shaped; a winding lug part provided with an end part of the bending part; the bending part is arranged on the other side of the bending part; the connecting platform is fixedly connected with the bending part, and connecting holes for connecting the air bags are formed in the connecting platform at equal intervals. Preferably, a blind hole is formed in the middle of the guide arm main body and used for being connected with an axle, the blind hole is 30mm long and 20mm wide, and two sides of the blind hole are semicircular. Preferably, avoidance grooves are symmetrically formed in two sides of the guide arm main body, and the avoidance grooves are used for avoiding bolts for installing an axle. Preferably, grooves are formed in two side sides of the rolling lug, the distance between the inner walls of the grooves is 100+/-0.3 mm, and the vertical distance between the circle center of the rolling lug and the bottom end of the guide arm main body is 180-210 mm. Preferably, the cross section of the bending part is S-shaped, the radius of an outer ring between the bending part and the connecting platform is 30mm, and the radius of an inner ring between the bending part and the guide arm main body is 25mm. Preferably, the guide arm main body is parallel to the connecting platform in the horizontal direction, the diameter of the center circle of the connecting hole is 200+/-0.15 mm, and the distance between the horizontal direction of the blind hole and the center circle of the connecting hole is 65mm. Preferably, the guide arm main body and the connecting platform form an included angle of 164 degrees, and the vertical height of the connecting platform is gradually reduced from the bending part to the end part of the connecting platform. Preferably, the horizontal distance between the circle centers of two adjacent connecting holes on the connecting platform is 52mm, the end part of the connecting platform is provided with an arc-shaped surface, and the radius of the arc-shaped surface is 127.5mm. The utility model has the technical effects and advantages that: According to the utility model, the guide arm main body, the bending part, the rolling lug part, the bending part and the connecting platform are matched, the bending part and the rolling lug part are not positioned on the same horizontal line, the bending part has a bending trend of tilting upwards from the straight part, so that a height drop is formed between the axle center of the rolling lug part and the upper surface of the guide arm main body, the axle center position of the rolling lug part is approximately at the same horizontal level with the central point of the axle, the installation position is approximately horizontal with the central point of the axle due to the height drop, the movement quant