CN219947810U - Integrated swing arm bracket - Google Patents

Integrated swing arm bracket Download PDF

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Publication number
CN219947810U
CN219947810U CN202321636860.5U CN202321636860U CN219947810U CN 219947810 U CN219947810 U CN 219947810U CN 202321636860 U CN202321636860 U CN 202321636860U CN 219947810 U CN219947810 U CN 219947810U
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China
Prior art keywords
swing arm
base
frame
mounting hole
mounting holes
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CN202321636860.5U
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Chinese (zh)
Inventor
徐江
张�浩
邵珠香
王旭光
刘林林
刘少鑫
孙磊
刘佳星
王一帆
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China National Heavy Duty Truck Group Jinan Power Co Ltd
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China National Heavy Duty Truck Group Jinan Power Co Ltd
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Priority to CN202321636860.5U priority Critical patent/CN219947810U/en
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Abstract

The utility model discloses an integrated swing arm support, which belongs to the technical field of swing arm supports and comprises a swing arm pin shaft and a support base which are integrally forged; the swing arm round pin axle sets up in support base upper end, is equipped with two mounting holes about respectively on the support base, wears to be equipped with in two mounting holes on upper portion can with the first bolt of frame connection installation, wears to be equipped with in two mounting holes on lower portion can with leaf spring support and frame joint connection installation's second bolt. Unreliable factors brought by a welding or press fitting mode are avoided, the process flow is reduced, and improvement of production efficiency and control of production quality of parts are facilitated; and two mounting holes on the upper and lower parts of the bracket base are aligned with two hole positions on the plate spring support, and are connected and mounted with the frame through the second bolts, so that the number of connection holes on the frame can be effectively reduced, and the compactness of arrangement of parts on the frame is improved. The whole structure is simple, the molding is easy, and the practicability is good.

Description

Integrated swing arm bracket
Technical Field
The utility model belongs to the technical field of swing arm supports, and particularly relates to an integrated swing arm support.
Background
The swing arm of the automobile is an important component of the automobile suspension, is used for damping in the running process of the automobile, so that the running of the automobile is more stable, the suspension is used for transmitting force and force torsion between wheels and a frame, buffering the impact force transmitted to the frame or the automobile body by an uneven road surface and damping vibration caused by the impact force, so that the automobile can run smoothly, and meanwhile, the shaking of a user riding the automobile is reduced. The deformation of the swing arm of the automobile can influence the positioning of wheels and reduce the driving stability; if the swing arm has a problem, the driver directly feels that the steering wheel can shake, the steering wheel is easy to deviate after being loosened, and the direction is difficult to master at high speed.
The swing arm support is used for connecting and installing the automobile swing arm and is fixedly installed on the frame, and is a bridge for connecting and installing the automobile swing arm and the frame. The swing arm support generally comprises a support base connected with the frame and a swing arm pin shaft connected with the automobile swing arm, the swing arm pin shaft and the support base on the traditional swing arm support are generally of split type design, after the swing arm pin shaft and the support base are formed, the swing arm pin shaft and the support base are connected together in a welding mode or a press fitting mode, multi-step working procedures (the swing arm pin shaft and the support base are respectively formed, press fitting is carried out or welding fixing is carried out by using a welding machine) are needed for forming the swing arm support, the processing and forming time of the swing arm support is long, the press fitting or welding quality is not easy to control, and the improvement of production efficiency and the production quality control of parts are not facilitated.
Disclosure of Invention
In order to solve the problems that a traditional swing arm pin shaft and a bracket base are split, and the swing arm pin shaft is connected with the bracket base in a welding or press-fitting mode, so that the swing arm bracket is long in processing and forming time and is not beneficial to improvement of production efficiency and production quality control of parts, the utility model provides an integrated swing arm bracket.
The utility model is realized by the following technical scheme:
an integrated swing arm support comprises a support base and a swing arm pin shaft which can be connected and installed with a swing arm, wherein the swing arm pin shaft and the support base are integrally forged and formed; the swing arm round pin axle sets up in support base upper end, is equipped with two mounting holes about respectively on the support base, wears to be equipped with in two mounting holes on upper portion can with the first bolt of frame connection installation, wears to be equipped with in two mounting holes on lower portion can with leaf spring support and frame joint connection installation's second bolt.
The utility model further improves that the front side of the bracket base is provided with a pin boss connected with the swing arm pin shaft, and three reinforcing ribs are arranged between the pin boss and the bracket base.
The utility model further improves, wherein the reinforcing ribs on two sides respectively extend to the positions of the two mounting holes on the upper part, and the reinforcing ribs on the middle part extend downwards to the lower edge of the bracket base.
The utility model further improves that the rear side of the bracket base is provided with four mounting hole bosses, and the mounting holes are formed in the mounting hole bosses.
Further improvements of the utility model are that the protruding height of the upper two mounting hole bosses is higher than the protruding height of the lower two mounting bosses.
In addition, the utility model further improves that a reinforcing rib is connected between the two mounting hole bosses at the upper part.
The utility model further improves that the bottom of the bracket base is provided with a concave weight-reducing notch.
The utility model further improves that the rear side of the bracket base is provided with a weight reduction groove corresponding to the pin boss.
The utility model further improves that the weight reducing groove has a hemispherical groove structure.
According to the utility model, the support base is in a triangular structure, the pin shaft bosses are arranged at the top angle positions of the support base, the two mounting hole bosses at the lower part are arranged at the two bottom angle positions of the support base, and the two mounting hole bosses at the upper part are arranged at the middle positions of the two waist lines of the support base.
From the technical scheme, the beneficial effects of the utility model are as follows:
the bracket base and the swing arm pin shaft are integrally forged and formed, so that unreliable factors caused by a welding or press mounting mode are avoided, the process flow is reduced, and the improvement of production efficiency and the control of the production quality of parts are facilitated; and two mounting holes on the upper and lower parts of the bracket base are aligned with two hole sites on the plate spring support, and are jointly connected and mounted with the frame through a second bolt (by means of the mounting hole sites of the plate spring support), so that the number of connection holes on the frame can be effectively reduced, and the compactness of arrangement of parts on the frame is improved. The whole structure is simple, the molding is easy, and the practicability is good.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view of an embodiment of the present utility model.
Fig. 2 is a schematic top view of an embodiment of the present utility model.
Fig. 3 is a schematic rear view of an embodiment of the present utility model.
Fig. 4 is a schematic view of an installation of an embodiment of the present utility model.
In the accompanying drawings: 1. swing arm pin shaft; 2. a bracket base; 3. reinforcing ribs; 4. a weight-reducing incision; 5. a weight reduction groove; 6. reinforcing ribs; 7. a frame; 8. swing arms; 9. and a plate spring support.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
As shown in fig. 1-4, the utility model discloses an integrated swing arm bracket, which comprises a bracket base 2 and a swing arm pin shaft 1 capable of being connected and installed with a swing arm 8, wherein the swing arm pin shaft 1 and the bracket base 2 are integrally forged and formed; the swing arm round pin axle 1 sets up in support base 2 front side upper end, is equipped with two mounting holes about respectively on the support base 2, wears to be equipped with in two mounting holes on upper portion can be with the first bolt of frame 7 connection installation, wears to be equipped with in two mounting holes on lower portion can be with leaf spring support 9 and frame 7 joint connection installation's second bolt.
The bracket base 2 and the swing arm pin shaft 1 are integrally forged and formed, so that unreliable factors caused by a welding or press mounting mode are avoided, the process flow is reduced, and the improvement of production efficiency and the control of the production quality of parts are facilitated; and two mounting holes on the upper and lower parts of the bracket base 2 are aligned with two hole sites on the plate spring support 9, and are jointly connected and mounted with the frame 7 through a second bolt (by means of the mounting hole sites of the plate spring support 9), so that the number of connection holes on the frame 7 can be effectively reduced, and the compactness of arrangement of parts on the frame 7 is improved. The whole structure is simple, the molding is easy, and the practicability is good.
The front side of the support base 2 is provided with a pin boss connected with the swing arm pin 1, and three reinforcing ribs 3 are arranged between the pin boss and the support base 2. The front side of the support base 2 is forged and formed into a pin shaft boss in transitional connection with the swing arm pin shaft 1, so that the strength of connection between the swing arm pin shaft 1 and the support base 2 is higher, the pin shaft boss can be effectively structurally reinforced through three reinforcing ribs 3, the connection strength between the swing arm pin shaft 1 and the support base 2 is enhanced, and the use safety and the service life of the swing arm support are improved.
Wherein, the strengthening rib 3 of both sides extends to two mounting hole positions of upper portion respectively, and the strengthening rib 3 of middle part downwardly extending reaches support base 2 lower limb. The two upper mounting holes with larger stress and the bracket base 2 are structurally reinforced, so that the service life is effectively ensured.
Wherein, support base 2 rear side is equipped with four mounting hole bosss, and the mounting hole is seted up on the mounting hole boss. Support the installation to frame 7 (or leaf spring support 9) through the mounting hole boss, guarantee the convenience of overall installation to can lengthen mounting hole length, effectively improve the firm nature of being connected with frame 7.
Wherein, the protruding height of two mounting hole bosss in upper portion is higher than the protruding height of two mounting boss in lower part. The two mounting hole bosses on the upper part are directly attached to the frame 7, the two mounting hole bosses on the lower part are attached to the plate spring support 9 and then are connected with the frame 7 for installation, the stress of the two mounting holes on the upper part is larger than that of the two mounting holes on the lower part, the two mounting hole bosses on the upper part are designed to be higher than that of the two mounting hole bosses on the lower part, and the two mounting hole bosses are perfectly matched with the hole sites shared by the plate spring support 9.
Wherein, the upper part is connected with a reinforcing rib 6 between two mounting hole bosses. The two mounting holes on the upper part are stressed greatly, and the structure is effectively reinforced through the reinforcing ribs 6, so that the structural strength is improved.
Wherein, the bottom of the bracket base 2 is provided with a weight-reducing notch 4 with a concave shape. The lower part of the bracket base 2 is stressed less, and the weight reduction design is realized by arranging the weight reduction notch 4 with a concave shape.
Wherein, the rear side of the bracket base 2 is provided with a weight reduction groove 5 corresponding to the pin boss. The light weight and weight reduction design is realized under the condition of ensuring the connection strength of the swing arm pin shaft 1.
Wherein the weight reducing groove 5 is in a hemispherical groove structure. The stress transition of the weight reduction groove 5 of the hemispherical groove structure is gentle, the deformation of the hemispherical groove is difficult to occur, and good structural strength is ensured.
Wherein, support base 2 is triangle-shaped structure, and the round pin axle boss sets up in the apex angle position of support base 2, and two mounting hole bosses of lower part set up in two base angle positions of support base 2, and two mounting hole bosses on upper portion set up in two stringcourse middle parts positions of support base 2. The whole structure is simple and compact, the design is reasonable, the duty cycle is small, and the weight is light.
Wherein, this integral type swing arm support adopts 40Cr to forge the blank, carries out the thermal treatment and the finish machining shaping of relevant mating surface and connection through-hole again.
The integrated swing arm bracket has the advantages that the bracket base 2 and the swing arm pin shaft 1 are integrally forged and formed, so that unreliable factors caused by a welding or press mounting mode are avoided, the process flow is reduced, and the improvement of the production efficiency and the control of the production quality of parts are facilitated; and two mounting holes on the upper and lower parts of the bracket base 2 are aligned with two hole sites on the plate spring support 9, and are jointly connected and mounted with the frame 7 through a second bolt (by means of the mounting hole sites of the plate spring support 9), so that the number of connection holes on the frame 7 can be effectively reduced, and the compactness of arrangement of parts on the frame 7 is improved. The whole structure is simple, the molding is easy, and the practicability is good.
In the present specification, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same and similar parts between the embodiments are only required to be referred to each other.
The terms "upper", "lower", "outside", "inside", and the like in the description and in the claims of the present utility model and in the above drawings, if any, are used for distinguishing between relative relationships in position and not necessarily for giving qualitative sense. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An integrated swing arm support comprises a support base (2) and a swing arm pin shaft (1) which can be connected and installed with a swing arm (8), and is characterized in that the swing arm pin shaft (1) and the support base (2) are integrally forged and formed; swing arm round pin axle (1) set up in support base (2) upper end, are equipped with two mounting holes about respectively on support base (2), wear to be equipped with in two mounting holes on upper portion can be with frame (7) connection installation's first bolt, wear to be equipped with in two mounting holes on lower portion can with leaf spring support (9) and frame (7) joint connection installation's second bolt.
2. The integrated swing arm bracket according to claim 1, wherein a pin boss connected with the swing arm pin shaft (1) is arranged on the front side of the bracket base (2), and three reinforcing ribs (3) are arranged between the pin boss and the bracket base (2).
3. The integrated swing arm bracket according to claim 2, wherein the reinforcing ribs (3) on both sides extend to the upper two mounting hole positions respectively, and the reinforcing ribs (3) in the middle extend downward to the lower edge of the bracket base (2).
4. The integrated swing arm bracket according to claim 1, wherein four mounting hole bosses are provided on the rear side of the bracket base (2), and the mounting holes are provided on the mounting hole bosses.
5. The integrated swing arm bracket according to claim 4, wherein the protruding height of the upper two mounting hole bosses is higher than the protruding height of the lower two mounting bosses.
6. The integrated swing arm bracket according to claim 4, wherein a reinforcing rib (6) is connected between the two mounting hole bosses of the upper portion.
7. The integrated swing arm bracket according to claim 1, wherein the bracket base (2) is provided with a concave weight-reducing cutout (4) at the bottom.
8. The integrated swing arm bracket according to claim 2, wherein a weight reduction groove (5) corresponding to the pin boss is formed on the rear side of the bracket base (2).
9. The integrated swing arm bracket according to claim 8, wherein the weight-reducing slot (5) is in a hemispherical groove structure.
10. The integrated swing arm bracket according to claim 1, wherein the bracket base (2) is in a triangular structure, the pin boss is arranged at a top angle position of the bracket base (2), the two mounting hole bosses at the lower part are arranged at two bottom angle positions of the bracket base (2), and the two mounting hole bosses at the upper part are arranged at middle positions of two waistlines of the bracket base (2).
CN202321636860.5U 2023-06-26 2023-06-26 Integrated swing arm bracket Active CN219947810U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321636860.5U CN219947810U (en) 2023-06-26 2023-06-26 Integrated swing arm bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321636860.5U CN219947810U (en) 2023-06-26 2023-06-26 Integrated swing arm bracket

Publications (1)

Publication Number Publication Date
CN219947810U true CN219947810U (en) 2023-11-03

Family

ID=88543608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321636860.5U Active CN219947810U (en) 2023-06-26 2023-06-26 Integrated swing arm bracket

Country Status (1)

Country Link
CN (1) CN219947810U (en)

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