CN215544121U - Floating punching mechanism - Google Patents

Abstract

The utility model relates to the field of post-welding punching of an automobile auxiliary frame assembly, in particular to a floating punching mechanism in the welding production process of an automobile auxiliary frame. The punching male die comprises an oil cylinder, a base plate, an adapter rod, a sliding block, a guide seat, a fixed seat, a spring, a guide pillar, a punch and a stripper plate. According to the utility model, the auxiliary frame assembly is punched after welding, the problem that the auxiliary frame assembly cannot be punched due to welding deformation is solved, the precision of the assembly related assembling hole is improved, and the quality of the whole auxiliary frame is improved.

Description

Floating punching mechanism

Technical Field

The utility model relates to the field of post-welding punching of an automobile auxiliary frame assembly, in particular to a floating punching mechanism in the welding production process of an automobile auxiliary frame.

Background

In the existing automobile production technology, the auxiliary frame is used as an organization part of the front and rear axles and used as a bracket for supporting the front and rear axles and suspension, and holes in the auxiliary frame influence the installation quality and the system performance of the whole automobile, so that the precision, the position degree and the verticality of the holes have high requirements. To this type of hole, current automotive industry technique often need adopt the mould to carry out the direct punching a hole and just can reach, but the panel beating part is through welding into the assembly back, because welding deformation is great, the precision in this type of hole has been unable to be guaranteed, will lead to because the hole site precision descends, the sub vehicle frame can't install on the automobile body or lead to its function to descend and influence whole car performance. Therefore, the post-welding punching device becomes a technology which is urgently needed in the production of the auxiliary frame of the automobile.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a floating punching mechanism of an auxiliary frame, which aims to meet the requirement that a fixed punching mechanism cannot meet the production requirement due to the deformation of the auxiliary frame after welding

The utility model is realized by the following technical scheme:

a floating punching mechanism: comprises a punching female die component and a punching male die component;

the punching female die component comprises a bottom plate, a guide rail, a self-lubricating block, a baffle, a spring A, a guide rod, a clamp body, a female die holder and a female die; the bottom plate is arranged at the lower end of the machine tool base, the self-lubricating block is arranged on the bottom plate, and the guide rail is matched and assembled with the self-lubricating block; the baffle plate is connected with the bottom plate through bolts, 2 springs A are arranged between the baffle plate and the guide rail, and 2 guide rods are arranged between the baffle plate and the guide rail; the guide rail is connected with the clamp body through a screw, the concave die holder is arranged at the lower end of the clamp body, and the concave die is arranged in the concave die holder;

the punching male die comprises an oil cylinder, a base plate, an adapter rod, a sliding block, a guide seat, a fixed seat, a spring B, a guide pillar, a punch and a stripper plate; the oil cylinder is fixed on the side face of the clamp body through a base plate adapter plate, and the adapter rod is in threaded connection with the oil cylinder screw rod; the slider is fixed on the pincers body, the guide holder with the switching pole is connected, the guide holder passes through the slider cooperation assembly.

Further, the fixed seat is fixed on the guide seat through the backing plate, the spring B is arranged in a hole of the fixed seat, the stripper plate is connected with the fixed seat through the guide pillar, and the punched hole is arranged in the fixed seat.

The utility model has the beneficial effects that:

the technical scheme of this application contains two subassemblies of the die subassembly and the terrace die subassembly that punches a hole, provides kinetic energy through the hydro-cylinder in the terrace die subassembly that punches a hole, and the drift among the terrace die subassembly that punches a hole removes, and at the removal in-process, the die subassembly removes to the drift through its guide rail, realizes punching a hole and the die removes to the required work piece that punches a hole in step to realize the function of punching a hole.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the present invention 2;

description of the reference numerals

1. The self-lubricating clamp comprises a base plate, 2 self-lubricating blocks, 3 guide rails, 4 clamp bodies, 5 springs A, 6, baffles, 7, guide rods, 8, oil cylinders, 9, a backing plate, 10, adapter plates, 11, adapter rods, 12, sliding blocks, 13 and guide seats; 14. a guide post; 15. a fixed seat; 16. a spring B; 17. a stripper plate; 18. a punch; 19. a female die; 20. a concave die holder.

Detailed Description

The technical solutions of the present invention are described in detail below by examples, and the following examples are only exemplary and can be used to explain and illustrate the technical solutions of the present invention, but are not to be construed as limiting the technical solutions of the present invention.

The application provides a floating punching mechanism, which comprises a bottom plate 1, a self-lubricating block 2, a guide rail 3, a clamp body 4, a spring A5, a baffle 6, a guide rod 7, an oil cylinder 8, a backing plate 9, an adapter plate 10, an adapter rod 11, a sliding block 12 and a guide seat 13 as shown in figure 1; a guide post 14; a fixed seat 15; a spring B16; a stripper plate 17; a punch 18; a female die 19; a female die holder 20;

after the guide rail 3 and the self-lubricating block 2 are assembled, the self-lubricating block 2 is fixed on the bottom plate 1, the baffle 6 is fixed on the bottom plate 1, the spring A is locked between the baffle hole 6 and the guide rail 3 through the guide rod 7, the guide rail 3 is fixed in the caliper body 4, the female die 19 is fixed in the female die holder 20, the oil cylinder 8 is fixed in the caliper body 4 through the backing plate 9 and the adapter plate 10, the guide seat 13 is assembled in the caliper body 3 through the sliding block 12, the guide seat 13 is connected with the oil cylinder 8 through the adapter rod 11, the punch 18 is assembled in the fixed seat 15, the fixed seat 15 is fixed in the guide seat 13, and the spring B is fixed between the discharging plate 17 and the fixed seat 15 through the guide column 14.

The use principle of the utility model is briefly described as follows:

the detection product is placed between the die holder 20 and the punch 18, firstly, the oil cylinder 8 gives pressure to enable the guide holder 13 to move forwards in the sliding block 12 to drive the punch 18 and the stripper 17 to move forwards, so that after the stripper 17 is contacted with the detection product, a reaction force is formed to enable the clamp body 4 to move backwards through the guide rail 3, the clamp body 8 drives the die holder 20 to move backwards, and after the clamp body is contacted with the detection product, the oil cylinder 8 continues to output pressure to enable the punched hole 18 to continue to move towards the detection product, and the punching process is completed through the punched hole 18 and the die 19.

The present invention includes, but is not limited to, the above embodiments, and all the technical features of the technical solutions that are replaced by the known techniques or are simple modifications, all the structural principles are the same as the present invention, and all the technical features are within the protection scope of the present invention.

Claims (2)

1. The utility model provides a mechanism of punching a hole floats which characterized in that: comprises a punching female die component and a punching male die component;

the punching female die component comprises a bottom plate, a guide rail, a self-lubricating block, a baffle, a spring A, a guide rod, a clamp body, a female die holder and a female die; the bottom plate is arranged at the lower end of the machine tool base, the self-lubricating block is arranged on the bottom plate, and the guide rail is matched and assembled with the self-lubricating block; the baffle plate is connected with the bottom plate through bolts, 2 springs A are arranged between the baffle plate and the guide rail, and 2 guide rods are arranged between the baffle plate and the guide rail; the guide rail is connected with the clamp body through a screw, the concave die holder is arranged at the lower end of the clamp body, and the concave die is arranged in the concave die holder;

the punching male die comprises an oil cylinder, a base plate, an adapter rod, a sliding block, a guide seat, a fixed seat, a spring B, a guide pillar, a punch and a stripper plate; the oil cylinder is fixed on the side face of the clamp body through a base plate adapter plate, and the adapter rod is in threaded connection with the oil cylinder screw rod; the slider is fixed on the pincers body, the guide holder with the switching pole is connected, the guide holder passes through the slider cooperation assembly.

2. The floating punch mechanism of claim 1, wherein: the fixed seat is fixed on the guide seat through the backing plate, the spring B is arranged in a hole of the fixed seat, the stripper plate is connected with the fixed seat through the guide pillar, and the punched hole is arranged in the fixed seat.

Images