Floating supporting mechanism

By combining a floating support mechanism and photoelectric sensors, the problem of uneven force caused by the shaking of the steering knuckle during bushing installation was solved, thus achieving stable installation of the steering knuckle and accurate detection of the locating pin.

CN223533576UActive Publication Date: 2025-11-11HONDA FOUNDRY (FOSHAN) CO LTD
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Patent Information

Application Number
CN202422228945.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-11-11
Estimated Expiration
2034-09-11

AI Technical Summary

Technical Problem

During the installation of steering knuckle bushings, the steering knuckle is prone to shaking, which can lead to uneven stress and damage to the bushing.

Method used

A floating support mechanism was designed, including a base plate, a placement plate, a mounting plate, a floating support cylinder, and a support assembly. Its stability is ensured by repeatedly fixing the steering knuckle, and the installation position of the positioning pin is detected by a photoelectric sensor.

Benefits of technology

It improves the stability of steering knuckle bushing installation, ensures uniform stress on the bushing, reduces the probability of bushing damage, and can detect the installation qualification of the locating pin.

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Abstract

The utility model relates to the technical field of supporting mechanisms, in particular to a floating supporting mechanism. The floating supporting mechanism comprises a bottom plate, a containing disc is arranged in the center of the top of the bottom plate, mounting discs are arranged on the two sides of the top of the bottom plate, and floating supporting cylinders are arranged on the mounting discs. A supporting assembly is arranged on the outer side of the top of the bottom plate and comprises an arc-shaped guide rail, a sliding piece in sliding connection is arranged in the arc-shaped guide rail, protruding rods are arranged on the two sides of the top of the sliding piece, and a supporting piece fixedly connected with the same protruding rod is arranged at the top ends of the two protruding rods. The floating supporting mechanism provided by the utility model can support the top and the bottom of a steering knuckle workpiece, so that the stability of the steering knuckle can be improved in the process of mounting a bushing into a shaft hole of the steering knuckle, the phenomenon that the bushing is driven by the steering knuckle to randomly shake is avoided, and the service life of the steering knuckle is prolonged. And therefore, the bush can be stressed more uniformly when the bush is installed in a hammering manner, and the phenomenon that the bush is damaged during installation is reduced.
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Description

Technical Field

[0001] This utility model relates to the field of support mechanism technology, and in particular to a floating support mechanism. Background Technology

[0002] The steering knuckle, also known as the "steering knuckle," is one of the important components of the automotive steering axle. It enables the vehicle to drive stably and transmit driving direction sensitively. When using the steering knuckle, bushings are often required.

[0003] Currently, when installing bushings, the steering knuckle is usually placed directly on the ground or a support platform, and then the bushing is tapped with a tool to insert it into the adapter shaft hole. In this installation method, the steering knuckle will wobble when tapped, which can easily lead to damage to the bushing due to uneven force during installation.

[0004] Therefore, it is necessary to provide a new floating support mechanism to solve the above-mentioned technical problems. Utility Model Content

[0005] To solve the above-mentioned technical problems, this utility model provides a floating support mechanism.

[0006] The floating support mechanism provided by this utility model includes: a base plate, a placement plate at the center of the top of the base plate, mounting plates on both sides of the top of the base plate, and a floating support cylinder on the mounting plate;

[0007] A support assembly is provided on the outer side of the top of the base plate. The support assembly includes an arc-shaped guide rail, a sliding piece is provided inside the arc-shaped guide rail, and protruding rods are provided on both sides of the top of the sliding piece. The top ends of the two protruding rods are provided with the same fixedly connected support piece, and a support frame is mounted above the support piece.

[0008] Preferably, symmetrically distributed photoelectric sensors are provided on one side of the floating support cylinder at the top of the mounting plate, and a controller is provided on the top of the base plate, and the controller is electrically connected to the photoelectric sensors and the floating support cylinder.

[0009] Preferably, the top of the placement tray has a slot, and both sides of the top of the placement tray have blocks, and the blocks have slots inside.

[0010] Preferably, the end section of the arc-shaped guide rail is a convex-shaped structure, the slider is an arc-shaped structure, and the curvature of the outer wall of the slider is the same as the curvature of the inner wall of the arc-shaped guide rail.

[0011] Preferably, a threaded limiting cap is fitted on the outer wall of the protruding rod, and the bottom specification of the limiting cap is larger than the specification of the top groove of the arc-shaped guide rail.

[0012] Preferably, the top center of the support plate is provided with a rotating rod that is rotatably connected, and guide rods are provided on both sides of the rotating rod at the top of the support plate. The outer wall of the rotating rod is threadedly connected to the inner wall of the support frame, and the outer wall of the guide rod is slidably connected to the inner wall of the support frame.

[0013] Compared with related technologies, the floating support mechanism provided by this utility model has the following beneficial effects:

[0014] 1. By setting up a support component, this utility model can support the top and bottom of the steering knuckle workpiece during use, thereby improving the stability of the steering knuckle during the bushing installation process in the steering knuckle shaft hole, avoiding the phenomenon of the steering knuckle causing the bushing to shake randomly, and further improving the uniform force on the bushing when hammering it for installation, reducing the possibility of damage to the bushing during installation.

[0015] 2. When the limit pin is inserted after the bushing is installed, the photoelectric sensor can be controlled to work. Then, the controller can be used to check whether the end of the photoelectric sensor is blocked to detect the installation position of the positioning pin, thus ensuring that the positioning pin is installed correctly. Attached Figure Description

[0016] Figure 1 A schematic diagram of a preferred embodiment of the floating support mechanism provided by this utility model;

[0017] Figure 2 for Figure 1 The diagram shows the structural schematic of the supporting components.

[0018] Figure 3 for Figure 1 A schematic diagram of the installation disk and its components shown;

[0019] Figure 4 for Figure 1 The diagram shows the structure of the base plate and its components.

[0020] The following are the labels in the diagram: 1. Base plate; 11. Controller; 2. Placement tray; 21. Slot; 22. Stop block; 23. Slot; 3. Support assembly; 31. Arc-shaped guide rail; 311. Sliding plate; 312. Protruding rod; 313. Limit cap; 32. Support plate; 321. Rotating rod; 322. Guide rod; 33. Support frame; 4. Mounting tray; 41. Floating support cylinder; 42. Photoelectric sensor. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0022] The specific implementation of this utility model will be described in detail below with reference to specific embodiments.

[0023] Please see Figures 1 to 4 The present invention provides a floating support mechanism, which includes a base plate 1.

[0024] In the embodiments of this utility model, please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 The base plate 1 has a placement plate 2 at the center of its top, and mounting plates 4 on both sides of its top. A floating support cylinder 41 is mounted on each mounting plate 4. A support assembly 3 is located on the outer side of the top of the base plate 1. The support assembly 3 includes an arc-shaped guide rail 31, with a sliding piece 311 slidably connected inside the arc-shaped guide rail 31. Both sides of the top of the sliding piece 311 have protruding rods 312. The tops of the two protruding rods 312 are fixedly connected to a support plate 32. A support frame 33 is mounted above the support plate 32. A threaded limit cap 313 is fitted onto the outer wall of the protruding rod 312, and the bottom of the limit cap 313 is larger than the top groove of the arc-shaped guide rail 31. A rotating rod 321 is rotatably connected at the center of the top of the support plate 32. Guide rods 322 are located on both sides of the rotating rod 321 at the top of the support plate 32. The outer wall of the rotating rod 321 is threadedly connected to the inner wall of the support frame 33, and the outer wall of the guide rod 322 is slidably connected to the inner wall of the support frame 33.

[0025] It should be noted that when using this support mechanism, after the operator inserts the steering knuckle into the placement plate 2 to initially fix the steering knuckle, the operator can control the sliding plate 311 in the support assembly 3 to drive the top support frame 33 to move. When the support frame 33 moves to the position opposite to the steering knuckle fork, the operator can control the rotating rod 321 to rotate the rod 321.

[0026] At this time, the rotating rod 321 can drive the support frame 33 to move through the threaded structure until the bottom of the support frame 33 abuts against the top of the fork on the opposite side of the steering knuckle where the bushing needs to be installed. This completes the second fixing of the steering knuckle. Then, the floating support rod can be controlled to work so that the top of the floating support cylinder 41 smoothly abuts against the bottom of the steering knuckle fork, thus completing the third fixing of the steering knuckle.

[0027] By repeatedly supporting and fixing the steering knuckle in both the horizontal and vertical directions, the stability of the steering knuckle can be improved during bushing hammering installation, making the bushing more evenly stressed during installation and reducing the probability of bushing damage caused by uneven stress due to shaking during installation.

[0028] By setting the arc-shaped guide rail 31, the top component can be moved to slide inside the arc-shaped guide rail 31 according to the direction of the steering knuckle during use. This allows for position adjustment of the support frame 33, enabling the support frame 33 to flexibly provide auxiliary support for the left or right steering knuckle later.

[0029] In the embodiments of this utility model, please refer to Figure 1 , Figure 3 and Figure 4 The top of the mounting plate 4 has symmetrically distributed photoelectric sensors 42 on one side of the floating support cylinder 41. The top of the base plate 1 has a controller 11, and the controller 11 is electrically connected to the photoelectric sensors 42 and the floating support cylinder 41.

[0030] It should be noted that: after the bushing is installed and the positioning pin is installed inside the bushing to limit the bushing, the photoelectric switch can be controlled by the controller 11 after the positioning pin is installed. Then, the value change of the photoelectric switch can be observed by the controller 11 to determine whether there is any obstruction and to detect the installation position of the positioning pin. This ensures that the positioning pin is installed correctly and completes the use of this device.

[0031] In the embodiments of this utility model, please refer to Figure 1 and Figure 4 The top of the placement tray 2 is provided with a slot 21, and both sides of the top of the placement tray 2 are provided with a stop block 22, and the inside of the stop block 22 is provided with a slot 23.

[0032] It should be noted that: by setting up the slot 21, the retaining frame and the slot 23, when the steering knuckle is placed inside the placement plate 2, the steering knuckle can be positioned horizontally, thereby preventing the steering knuckle from moving arbitrarily in the horizontal direction, and thus helping to improve the stability of the steering knuckle during the bushing installation process.

[0033] In the embodiments of this utility model, please refer to Figure 1 and Figure 2 The end section of the arc-shaped guide rail 31 is a convex structure, the slider 311 is an arc structure, and the curvature of the outer wall of the slider 311 is the same as the curvature of the inner wall of the arc-shaped guide rail 31.

[0034] It should be noted that by setting the end section of the arc-shaped guide rail 31 to a convex shape, when the limiting cap 313 is screwed on the outer wall of the protruding rod 312 during later use, when the bottom of the limiting cap 313 abuts against the top of the arc-shaped guide rail 31, the slider 311 can be successfully limited, thereby enabling the slider 311 to provide stable support for the top structure inside the arc-shaped guide rail 31.

[0035] The working principle of the floating support mechanism provided by this utility model is as follows:

[0036] When using this support mechanism later, the operator can first take out the steering knuckle that needs to be installed with the bushing and insert the steering knuckle into the slot 21 in the placement plate 2 to achieve the initial fixation of the steering knuckle. Then, the operator can control the slide 311 in the support assembly 3 to drive the top support frame 33 to move. When the support frame 33 moves to the position opposite to the fork of the steering knuckle, the operator can control the rotating rod 321 to rotate the rod 321.

[0037] At this time, the rotating rod 321 can drive the support frame 33 to move through the threaded structure until the bottom of the support frame 33 abuts against the top of the fork on the opposite side of the steering knuckle where the bushing needs to be installed. This completes the second fixing of the steering knuckle. Then, the floating support rod can be controlled to work so that the top of the floating support cylinder 41 smoothly abuts against the bottom of the steering knuckle fork, thus completing the third fixing of the steering knuckle. By fixing the steering knuckle multiple times, the stability of the steering knuckle can be improved when the bushing is hammered and installed.

[0038] At this point, the worker can take out the required bushing and place it in the shaft hole to be installed. The bushing is then hammered with a tool to install it into the shaft hole. After the bushing is installed, the locating pin can be taken out and inserted into the steering knuckle and bushing to limit the bushing. After the locating pin is installed, the photoelectric switch can be controlled by the controller 11 to operate. The value change of the photoelectric switch can be observed through the controller 11 to determine if there is any obstruction and to check the installation position of the locating pin. This ensures that the locating pin is installed correctly and completes the use of the device.

[0039] The circuits and controls involved in this utility model are all existing technologies, and will not be described in detail here.

[0040] The above are merely embodiments of this utility model and do not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the description and drawings of this utility model, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A floating support mechanism, characterized in that, include: The base plate (1) has a placement plate (2) at the center of the top of the base plate (1), and mounting plates (4) are provided on both sides of the top of the base plate (1), and floating support cylinders (41) are provided on the mounting plates (4). The base plate (1) has a support assembly (3) on the outer side of its top. The support assembly (3) includes an arc-shaped guide rail (31). The arc-shaped guide rail (31) has a sliding piece (311) that is slidably connected inside. Both sides of the top of the sliding piece (311) are provided with protruding rods (312). The top ends of the two protruding rods (312) are provided with the same fixedly connected support piece (32). A support frame (33) is mounted above the support piece (32).

2. The floating support mechanism according to claim 1, characterized in that, The mounting plate (4) has symmetrically distributed photoelectric sensors (42) on one side of the floating support cylinder (41) at the top. The base plate (1) has a controller (11) at the top, and the controller (11) is electrically connected to the photoelectric sensors (42) and the floating support cylinder (41).

3. The floating support mechanism according to claim 1, characterized in that, The top of the placement tray (2) is provided with a slot (21), and both sides of the top of the placement tray (2) are provided with blocks (22), and the inside of the blocks (22) is provided with slots (23).

4. The floating support mechanism according to claim 1, characterized in that, The end section of the arc-shaped guide rail (31) is a convex structure, the slide (311) is an arc structure, and the curvature of the outer wall of the slide (311) is the same as the curvature of the inner wall of the arc-shaped guide rail (31).

5. The floating support mechanism according to claim 1, characterized in that, The outer wall of the protruding rod (312) is fitted with a threaded limiting cap (313), and the bottom specification of the limiting cap (313) is larger than the specification of the top groove of the arc-shaped guide rail (31).

6. The floating support mechanism according to claim 1, characterized in that, The top center of the support plate (32) is provided with a rotating rod (321) that is rotatably connected. Guide rods (322) are provided on both sides of the rotating rod (321) at the top of the support plate (32). The outer wall of the rotating rod (321) is threadedly connected to the inner wall of the support frame (33), and the outer wall of the guide rod (322) is slidably connected to the inner wall of the support frame (33).