CN223889852U - An adjustable fixing structure for processing a lower thrust rod bracket - Google Patents

Abstract

The utility model belongs to the technical field of automobile part processing, in particular to an adjustable fixing structure for processing a lower thrust rod support, aiming at the problems of poor adaptability and low positioning precision in the prior art, the adjustable fixing structure comprises a base, wherein one end of the outer wall of the top of the base is provided with a lower thrust rod fixing assembly, the outer wall of the lower thrust rod fixing assembly is provided with a lower thrust rod placing piece, the other end of the outer wall of the top of the base is provided with a rotary welding assembly, and a butt clamp assembly is arranged between the lower thrust rod fixing assembly and the rotary welding assembly. The lower thrust rod fixing assembly adopts the first hydraulic push rod to drive the lower pressing arm, combines a tripod hinge structure, can steplessly adjust the height and the inclination angle of the lower pressing plate, is adaptive to the curved surfaces of the brackets with different curvatures, ensures the even distribution of the pressing force, and can lead the brackets to automatically slide into the clamping grooves due to the design of the inclined surfaces of the guide plates, thereby realizing the self-centering function and reducing the manual adjustment time.

Description

Adjustable fixing structure for machining lower thrust rod support

Technical Field

The utility model relates to the technical field of automobile part machining, in particular to an adjustable fixing structure for machining a lower thrust rod bracket.

Background

In the field of automobile part machining, a lower thrust rod support is used as a key part of a suspension system, and the machining precision of the lower thrust rod support directly influences the stability and safety of vehicle running. The traditional fixing structure adopts a rigid clamping mode, and has the following remarkable defects:

The adaptability is poor, the existing fixing device is mostly designed in a single size, and cannot be flexibly adjusted to adapt to lower thrust rod supports of different models, so that the clamp is required to be frequently replaced when the model is replaced, and time and labor are consumed.

The positioning precision is low, the bracket is easy to deviate due to vibration or uneven stress in the welding process, and the traditional guide structure lacks a dynamic compensation function, so that the welding position deviation is caused, and the qualification rate of finished products is low.

In view of the above, there is a need for an adjustable fixing structure that can achieve fast adaptation and high-precision positioning, thereby improving production efficiency and product consistency.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides an adjustable fixing structure for processing a lower thrust rod bracket, which overcomes the defects of the prior art and effectively solves the problems of poor adaptability and low positioning precision.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The adjustable fixing structure for machining the lower thrust rod support comprises a base, wherein one end of the outer wall of the top of the base is provided with a lower thrust rod fixing assembly, the outer wall of the lower thrust rod fixing assembly is provided with a lower thrust rod placing piece, the other end of the outer wall of the top of the base is provided with a rotary welding assembly, and a butt clamp assembly is arranged between the lower thrust rod fixing assembly and the rotary welding assembly;

The lower thrust rod fixing assembly comprises a first machine table, a tripod, a lower pressing arm, a lower pressing disc and a first hydraulic push rod, wherein the first machine table is welded on the top outer wall of the base, the tripod is welded on the top outer wall of the first machine table, the lower pressing arm is rotationally connected on a shaft core rod of the tripod, the lower pressing disc is welded on the outer wall of one end of the lower pressing arm, and the first hydraulic push rod is hinged between the lower pressing arm and the base.

Preferably, the lower thrust rod placing piece comprises a lower thrust rod placing seat and a guide disc, wherein the lower thrust rod placing seat is welded on the top outer wall of the first machine table, and the guide disc is arranged on the inclined surface of the lower thrust rod placing seat.

Preferably, the butt clamp assembly comprises a second machine table welded on the outer wall of the top of the base, second hydraulic push rods arranged on two sides of the top of the second machine table, and chucks arranged on piston rods of the second hydraulic push rods.

Preferably, the rotary welding assembly comprises a sliding rail welded on the outer wall of the top of the base, an electric guide rail fixedly connected on the inner wall of the bottom of the sliding rail through bolts, a case installed on a sliding block of the electric guide rail, and a chuck arranged on the outer wall of one side of the case.

Preferably, the clamping groove is formed in the outer wall of the top of the lower thrust rod placing seat, and the lower thrust rod support is arranged on the inner wall of the clamping groove.

Preferably, the inner walls of the two sides of the second machine table are provided with sliding grooves, and the clamping heads are connected to the inner walls of the sliding grooves in a sliding manner.

Preferably, the outer walls of two sides of the second machine table are welded with supporting plates, and the second hydraulic push rod is fixedly connected to the outer walls of the top of the supporting plates.

The beneficial effects of the utility model are as follows:

1. The adjustable fixing structure for machining the lower thrust rod support has the advantages that the lower thrust rod fixing assembly adopts the first hydraulic push rod to drive the lower pressing arm, and the lower thrust rod fixing assembly is combined with the tripod hinging structure, so that the height and the dip angle of the lower pressing plate can be adjusted steplessly, the curved surfaces of supports with different curvatures are adapted, the uniform distribution of pressing force is ensured, the inclined surfaces of the guide plates can be designed to guide the supports to automatically slide into the clamping grooves, the self-centering function is realized, and the manual adjustment time is shortened;

2. The fixed knot constructs with adjustable lower distance rod support processing of this design, and the chuck receives two sides constraint when sliding along the spout, avoids horizontal skew, cooperates the synchronous flexible of second hydraulic push rod, realizes the two side symmetry clamp of work piece, prevents welding deformation to the work piece is fixed the back through the butt clamp subassembly, and rotatory welding subassembly can be followed the slide rail and moved to preset station voluntarily, realizes centre gripping-welding continuous operation, reduces the process switching time.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an adjustable fixing structure for machining a lower thrust rod bracket according to the present utility model;

Fig. 2 is a schematic structural diagram of a lower thrust rod fixing assembly with an adjustable fixing structure for processing a lower thrust rod bracket according to the present utility model;

FIG. 3 is a schematic view of a butt clamp assembly with an adjustable fixing structure for machining a lower thrust rod bracket according to the present utility model;

Fig. 4 is a schematic structural diagram of a spin welding assembly with an adjustable fixing structure for machining a lower thrust rod bracket according to the present utility model.

In the figure, 1, a base; 2, a lower thrust rod fixing assembly, 21, a first machine table, 22, a tripod, 23, a lower pressing arm, 24, a lower pressing plate, 25, a first hydraulic push rod, 3, a lower thrust rod placing piece, 31, a lower thrust rod placing seat, 32, a guide disc, 4, a butt clamp assembly, 41, a second machine table, 42, a second hydraulic push rod, 43, a clamping head, 5, a rotary welding assembly, 51, a sliding rail, 52, an electric guide rail, 53, a machine case, 54, a chuck, 6, a clamping groove, 7, a sliding groove, 8 and a supporting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1, an adjustable fixing structure for machining a lower thrust rod support comprises a base 1, wherein one end of the outer wall of the top of the base 1 is provided with a lower thrust rod fixing assembly 2, a lower thrust rod placing piece 3 is arranged on the outer wall of the lower thrust rod fixing assembly 2, the other end of the outer wall of the top of the base 1 is provided with a rotary welding assembly 5, and a butt clamp assembly 4 is arranged between the lower thrust rod fixing assembly 2 and the rotary welding assembly 5 on the outer wall of the top of the base 1.

Referring to fig. 2, an adjustable fixing structure for machining a lower thrust rod bracket, the lower thrust rod fixing assembly 2 includes a first machine 21, a tripod 22, a pressing arm 23, a pressing plate 24 and a first hydraulic push rod 25, wherein the first machine 21 is welded on the top outer wall of the base 1, the tripod 22 is welded on the top outer wall of the first machine 21, the pressing arm 23 is rotatably connected on the axle spindle of the tripod 22, the pressing plate 24 is welded on one end outer wall of the pressing arm 23, and the first hydraulic push rod 25 is hinged between the pressing arm 23 and the base 1.

Referring to fig. 2, the lower thrust rod placement member 3 includes a lower thrust rod placement seat 31 and a guide plate 32, wherein the lower thrust rod placement seat 31 is welded on the top outer wall of the first machine 21, and the guide plate 32 is disposed on the inclined surface of the lower thrust rod placement seat 31.

The lower thrust rod fixing assembly 2 adopts a first hydraulic push rod 25 to drive the lower pressing arm 23, combines the tripod 22 hinge structure, can steplessly adjust the height and the inclination angle of the lower pressing plate 24, adapts to the curved surfaces of supports with different curvatures, ensures the even distribution of pressing force, and the inclined surface design of the guide plate 32 can guide the supports to automatically slide into the clamping groove 6, so that the self-centering function is realized, and the manual adjustment time is reduced.

Referring to fig. 3, the butt clamp assembly 4 includes a second machine 41 welded to the outer wall of the top of the base 1, second hydraulic push rods 42 disposed at both sides of the top of the second machine 41, and a chuck 43 mounted on a piston rod of the second hydraulic push rods 42.

Referring to fig. 4, the spin welding assembly 5 includes a slide rail 51 welded to the outer wall of the top of the base 1, an electric rail 52 fixedly coupled to the inner wall of the bottom of the slide rail 51 by bolts, a cabinet 53 mounted on a slider of the electric rail 52, and a chuck 54 provided on the outer wall of one side of the cabinet 53.

The clamping heads 43 are constrained on two sides when sliding along the sliding grooves 7, so that transverse offset is avoided, synchronous expansion and contraction of the second hydraulic push rods 42 are matched, double-side symmetrical clamping of the workpiece is realized, welding deformation is prevented, after the workpiece is fixed by the butt clamp assembly 4, the rotary welding assembly 5 can automatically move to a preset station along the sliding rail 51, continuous clamping-welding operation is realized, and process switching time is shortened.

Referring to fig. 2, a clamping groove 6 is formed in the outer wall of the top of the lower thrust rod placement seat 31, and a lower thrust rod bracket is arranged on the inner wall of the clamping groove 6.

Referring to fig. 3, the inner walls of both sides of the second machine 41 are provided with sliding grooves 7, and the clamping heads 43 are slidably connected to the inner walls of the sliding grooves 7.

Referring to fig. 3, the outer walls of both sides of the second machine 41 are welded with the support plate 8, and the second hydraulic push rod 42 is fixedly connected to the top outer wall of the support plate 8.

Working principle:

And the workpiece is placed and pre-positioned, namely an operator places the lower thrust rod bracket on the inclined surface of the guide disc 32, and the workpiece slides into the clamping groove 6 along the inclined surface to clamp the bottom of the workpiece.

The fixing and compacting are that the first hydraulic push rod 25 is started, the pressing arm 23 is driven to drive the pressing plate 24 to press down, the top of the bracket is tightly attached to the pushing rod placing seat 31, meanwhile, the second hydraulic push rod 42 pushes the clamping head 43 to move along the sliding groove 7, and the middle section of the bracket is clamped from two sides, so that three-point positioning is formed.

And the welding position is adjusted by a numerical control system, an electric guide rail 52 drives a chassis 53 to move to a target welding position along a slide rail 51, an end sleeve of a lower thrust rod support is arranged in a chuck 54 and can be in butt joint with the lower thrust rod support, and the end sleeve and the lower thrust rod support are fused together at high temperature in the rotating process of the chuck 54 to form a stable structure.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a fixed knot constructs with adjustable lower distance rod support processing, includes base (1), its characterized in that, one end of base (1) top outer wall is provided with lower distance rod fixed subassembly (2), and is provided with down distance rod on the outer wall of lower distance rod fixed subassembly (2) and place piece (3), the other end of base (1) top outer wall is provided with spin welding subassembly (5), and is provided with butt clamp subassembly (4) between base (1) top outer wall and spin welding subassembly (5);

The lower thrust rod fixing assembly (2) comprises a first machine table (21), a tripod (22), a lower pressing arm (23), a lower pressing plate (24) and a first hydraulic push rod (25), wherein the first machine table (21) is welded on the top outer wall of the base (1), the tripod (22) is welded on the top outer wall of the first machine table (21), the lower pressing arm (23) is rotationally connected on the shaft rod of the tripod (22), the lower pressing plate (24) is welded on the outer wall of one end of the lower pressing arm (23), and the first hydraulic push rod (25) is hinged between the lower pressing arm (23) and the base (1).

2. The adjustable fixing structure for machining the lower thrust rod support according to claim 1, wherein the lower thrust rod placing piece (3) comprises a lower thrust rod placing seat (31) and a guide disc (32), the lower thrust rod placing seat (31) is welded on the top outer wall of the first machine table (21), and the guide disc (32) is arranged on the inclined surface of the lower thrust rod placing seat (31).

3. The adjustable fixing structure for machining the lower thrust rod support according to claim 1, wherein the butt clamp assembly (4) comprises a second machine table (41) welded on the outer wall of the top of the base (1), second hydraulic pushing rods (42) arranged on two sides of the top of the second machine table (41), and chucks (43) arranged on piston rods of the second hydraulic pushing rods (42).

4. The adjustable fixing structure for machining the lower thrust rod support according to claim 1, wherein the rotary welding assembly (5) comprises a sliding rail (51) welded on the outer wall of the top of the base (1), an electric guide rail (52) fixedly connected to the inner wall of the bottom of the sliding rail (51) through bolts, a case (53) mounted on a sliding block of the electric guide rail (52), and a chuck (54) arranged on the outer wall of one side of the case (53).

5. The adjustable fixing structure for machining the lower thrust rod support according to claim 2, wherein the clamping groove (6) is formed in the outer wall of the top of the lower thrust rod placing seat (31), and the lower thrust rod support is arranged on the inner wall of the clamping groove (6).

6. The adjustable fixing structure for machining a lower thrust rod support according to claim 3, wherein the sliding grooves (7) are formed in the inner walls of the two sides of the second machine table (41), and the clamping heads (43) are slidably connected to the inner walls of the sliding grooves (7).

7. The adjustable fixing structure for machining a lower thrust rod support according to claim 3, wherein the supporting plates (8) are welded on the outer walls of two sides of the second machine table (41), and the second hydraulic push rod (42) is fixedly connected to the top outer wall of the supporting plates (8).