Lateral clamping mechanism for automobile suspension air spring

Abstract

The utility model discloses a lateral clamping mechanism for an air spring of an automobile suspension, which comprises a clamping main frame (1), main blocks (2) which are oppositely arranged at two ends of the clamping main frame (1), a clamping cylinder (3) arranged at the lower end of each main block (2), a clamping main seat (4) arranged at the extending end of each clamping cylinder (3), a positioning groove (5) arranged at the end part of each clamping main seat (4), a main supporting block (6) arranged in each positioning groove (5), and a clamping block (7) arranged in each main supporting block (6). Roller supports (7) are arranged on the upper portion and the lower portion of one side of the main supporting block (6), shaft bodies (8) are arranged on the roller supports (7), and rollers (9) are arranged at the outer ends of the shaft bodies (8). According to the air spring clamping device, the multiple idler wheels abut against the side portions of the air spring, stable positioning and clamping of the air spring are achieved, and clamping deformation of the air spring is reduced through the idler wheels.

Description

Technical Field

[0001] The utility model relates to the field of air spring assembly equipment, in particular to a lateral clamping mechanism for an automobile suspension air spring. Background Art

[0002] The air spring used in automobile suspension is an important component of automobile suspension. When the air spring bladder is curled and folded, the entire air spring needs to be firmly clamped. There is a clamping device, such as the Chinese invention patent with publication number CN117444586A, which discloses a retaining device body, a retaining groove provided on the upper side of the retaining device body, a retaining ring installed inside the retaining groove, and the retaining ring is used to retain the air spring. A clamping assembly is installed on the upper side of the retaining device body, and the clamping assembly is used to clamp the air spring; the retaining ring is composed of a plurality of retaining ring blocks, and the retaining ring blocks are tightly fitted with the extrusion surface of the air spring. In this type of clamping mechanism, the main part in contact with the air spring is the arc-shaped clamping plate, and the area of ​​the clamping plate is relatively large. There will be a certain gap when the clamping plates on both sides are close to the side of the air spring, and the clamping is not stable. Secondly, the existing clamping plate can also be a V-shaped clamping plate, which is in point contact with the side of the air spring, so that the clamping force is concentrated at a certain point, causing the air spring to deform. Utility Model Content

[0003] The utility model aims to provide a lateral clamping mechanism for an automobile suspension air spring. The utility model realizes stable positioning and clamping of the air spring by means of a plurality of rollers that contact the side of the air spring, and reduces deformation of the air spring by means of the rollers.

[0004] The technical solution of the utility model is as follows: a lateral clamping mechanism for an automobile suspension air spring comprises a clamping main frame, two ends of the clamping main frame are provided with main blocks arranged opposite to each other, the lower end of the main block is provided with a clamping cylinder, the protruding end of the clamping cylinder is provided with a clamping main seat, the end of the clamping main seat is provided with a positioning groove, a main support block is provided in the positioning groove, roller brackets are provided at the upper and lower parts of one side of the main support block, a shaft body is provided on the roller bracket, and a roller is provided at the outer end of the shaft body.

[0005] In the above-mentioned lateral clamping mechanism for automobile suspension air spring, the clamping main frame includes an upper end plate, a middle plate and a longitudinal plate are provided at the lower part of the upper end plate, a transverse plate is provided at the lower end of the middle plate and the longitudinal plate, and the main body block is arranged at the end of the transverse plate.

[0006] In the aforementioned lateral clamping mechanism for automobile suspension air spring, the upper end of the clamping main seat is provided with a limiting rod, and the main body block is provided with a limiting channel for the limiting rod to pass through.

[0007] In the aforementioned lateral clamping mechanism for automobile suspension air spring, a limiting transverse support rod is provided at the outer end of the limiting rod.

[0008] In the aforementioned lateral clamping mechanism for automobile suspension air spring, a fastening nut is provided at the inner end of the shaft body, and the roller is arranged on the shaft body via the fastening nut.

[0009] In the aforementioned lateral clamping mechanism for automobile suspension air spring, a right-angle clamping plate is provided on the inner side of the roller bracket, one end of the right-angle clamping plate has a transverse plate portion, and the end of the transverse plate portion is provided with an arc clamping surface.

[0010] In the aforementioned lateral clamping mechanism for automobile suspension air spring, the main body block is connected to the end of the clamping main frame via bolts.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. In the utility model, the middle part of the clamping main frame contacts the upper end of the air spring, and then the clamping cylinder is started, driving the clamping main seat and the main support block to move toward the side of the air spring, and the rollers on the roller bracket contact the side of the air spring to achieve clamping and positioning of the air spring. By multiple rollers contacting the side of the air spring, the air spring is firmly positioned and clamped, and the deformation of the air spring is reduced by the rollers.

[0013] 2. A limit rod is arranged at the upper end of the clamping main seat, which provides a certain weight support for the clamping main seat and can improve the stability of the movement of the clamping main seat driven by the clamping cylinder.

[0014] 3. The right-angle clamp on the inner side of the roller bracket will engage the air spring bladder to improve clamping stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 A schematic diagram of a roller.

[0017] Explanation of the marks in the accompanying drawings: 1-clamping main frame, 2-main block, 3-clamping cylinder, 4-clamping main seat, 5-positioning groove, 6-main support block, 7-roller bracket, 8-axis body, 9-roller, 10-upper end plate, 11-middle plate, 12-longitudinal plate, 13-transverse plate, 14-limiting rod, 15-limiting channel, 16-limiting transverse support rod, 17-fastening nut, 18-right angle clamping plate, 19-transverse plate part, 20-arc clamping surface. DETAILED DESCRIPTION

[0018] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0019] Embodiment: A lateral clamping mechanism for an automobile suspension air spring comprises a clamping main frame 1, as shown in the attached Figure 1 and 2 As shown, the clamping main frame 1 includes an upper end plate 10, a middle plate 11 and a longitudinal plate 12 are fixed to the lower part of the upper end plate 10, a transverse plate 13 is fixed to the lower ends of the middle plate 11 and the longitudinal plate 12, the main body block 2 is arranged at the end of the transverse plate 13, the whole clamping main frame has a simple structure and is easy to install, the two ends of the clamping main frame 1 are fixed with relatively arranged main body blocks 2, the main body blocks 2 are connected to the ends of the clamping main frame 1 by bolts, which is convenient for the disassembly and assembly of the main body blocks and the maintenance of the components; a clamping cylinder 3 is installed at the lower end of the main body block 2. In this embodiment, the clamping cylinder is a double-axis cylinder, and the protruding end of the clamping cylinder 3 is connected with a clamping A main seat 4 has a positioning groove 5 at the end of the main seat 4, a main support block 6 is installed in the positioning groove 5, roller brackets 7 are installed on the upper and lower parts of one side of the main support block 6, a shaft 8 is passed through the roller bracket 7, a roller 9 is installed on the outer end of the shaft 8, a fastening nut 17 is installed at the inner end of the shaft 8, the roller 9 is set on the shaft 8 through the fastening nut 17, and the roller is convenient to remove from the shaft. There are eight rollers on both sides of the air spring and four rollers on one side. The rollers are tightly attached to the sides of the air spring. The outer side of the air spring is made of rubber bladder skin. Compared with using a V-shaped structure clamping plate, the rollers can reduce the deformation of the air spring during clamping.

[0020] The upper end of the clamping main seat 4 is provided with a limit rod 14, and the main body block 2 is provided with a limit channel 15 for the limit rod 14 to pass through. The limit rod is arranged at the upper end of the clamping main seat, and the limit rod provides a certain weight support for the clamping main seat. Secondly, it can improve the stability of the movement of the clamping main seat driven by the clamping cylinder. The outer end of the limit rod 14 is installed with a limit transverse support rod 16, which mainly plays a certain limiting role in the moving distance of the clamping main seat.

[0021] A right-angle clamping plate 18 is installed on the inner side of the roller bracket 7. One end of the right-angle clamping plate 18 has a transverse plate portion 19. The end of the transverse plate portion 19 has an arc clamping surface 20. The right-angle clamping plate on the inner side of the roller bracket will clamp the air spring skin to improve the clamping stability.

[0022] The working principle of the utility model is as follows: the middle part of the clamping main frame contacts the upper end of the air spring, and then the clamping cylinder is started, driving the clamping main seat and the main support block to move toward the side of the air spring, and the rollers on the roller bracket contact the side of the air spring to achieve clamping and positioning of the air spring. By multiple rollers contacting the side of the air spring, the air spring is firmly positioned and clamped, and the deformation of the air spring is reduced by the rollers.

[0023] The above embodiments only express the implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. In this embodiment, up, down, left, right, front, and back only represent their relative positions and do not represent their absolute positions. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A lateral clamping mechanism for an automobile suspension air spring, comprising a clamping main frame (1), characterized in that: The two ends of the clamping main frame (1) are provided with main blocks (2) arranged opposite to each other, the lower end of the main block (2) is provided with a clamping cylinder (3), the protruding end of the clamping cylinder (3) is provided with a clamping main seat (4), the end of the clamping main seat (4) is provided with a positioning groove (5), a main support block (6) is provided in the positioning groove (5), a roller bracket (7) is provided at the upper and lower parts of one side of the main support block (6), a shaft (8) is provided on the roller bracket (7), and a roller (9) is provided at the outer end of the shaft (8).

2. The lateral clamping mechanism for an automobile suspension air spring according to claim 1, characterized in that: The clamping main frame (1) comprises an upper end plate (10), a middle plate (11) and a longitudinal plate (12) are provided at the lower part of the upper end plate (10), a transverse plate (13) is provided at the lower ends of the middle plate (11) and the longitudinal plate (12), and the main body block (2) is arranged at the end of the transverse plate (13).

3. The lateral clamping mechanism for an automobile suspension air spring according to claim 1, characterized in that: The upper end of the clamping main seat (4) is provided with a limiting rod (14), and the main body block (2) is provided with a limiting channel (15) for the limiting rod (14) to pass through.

4. The lateral clamping mechanism for an automobile suspension air spring according to claim 3, characterized in that: The outer end of the limiting rod (14) is provided with a limiting transverse support rod (16).

5. The lateral clamping mechanism for an automobile suspension air spring according to claim 1, characterized in that: A fastening nut (17) is provided at the inner end of the shaft body (8), and the roller (9) is arranged on the shaft body (8) via the fastening nut (17).

6. The lateral clamping mechanism for an automobile suspension air spring according to claim 1, characterized in that: The inner side of the roller bracket (7) is provided with a right-angle clamping plate (18), one end of the right-angle clamping plate (18) is provided with a transverse plate portion (19), and the end of the transverse plate portion (19) is provided with an arc clamping surface (20).

7. The lateral clamping mechanism for an automobile suspension air spring according to claim 1, characterized in that: The main body block (2) is connected to the end of the clamping main frame (1) via bolts.

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