CN222133231U - Punching die for C-shaped steel for steel structure - Google Patents

Abstract

The utility model discloses a punching die for C-shaped steel for a steel structure, which comprises a punching table, wherein a trough is formed in the punching table, two limiting blocks which can be attached to the inner wall of the C-shaped steel are arranged in the trough, a punching groove is formed between the two limiting blocks in the trough, a collecting groove is formed in the bottom of the punching groove, knife grooves are respectively formed in the tops of the two side walls of the trough, the knife grooves and the punching groove are positioned on the same vertical plane, hydraulic presses are respectively arranged above and on the two sides of the punching table, knife rests are fixedly arranged on telescopic ends of the hydraulic presses, punching knives are arranged on the knife rests, can enter the trough through the knife grooves, can push the inner wall of the C-shaped steel into the trough through the pushing of the C-shaped steel into the limiting blocks, limit the moving track of the C-shaped steel through the limiting blocks, and prevent the C-shaped steel from being askew in the moving process.

Description

Punching die for C-shaped steel for steel structure

Technical Field

The utility model relates to the technical field of punching dies, in particular to a punching die for C-shaped steel for a steel structure.

Background

The C-shaped steel is steel with a cross section similar to that of an English letter C, when the C-shaped steel is used for producing a steel structure, a punching machine is used for punching operation for facilitating connection, the punching positions are generally at the top or at two sides, and in order to facilitate punching of the two positions, the utility model provides a punching die for C-shaped steel for a steel structure.

Disclosure of Invention

The utility model aims to provide a punching die for C-shaped steel for a steel structure, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the technical scheme that the punching die for the C-shaped steel for the steel structure comprises a punching table and is characterized in that a trough is formed in the punching table, two limiting blocks capable of being attached to the inner wall of the C-shaped steel are arranged in the trough, punching grooves are formed in the trough and between the two limiting blocks, collecting grooves are formed in the bottom of the punching groove, knife grooves are formed in the tops of the two side walls of the trough respectively, the knife grooves and the punching grooves are located on the same vertical plane, hydraulic presses are arranged above and on two sides of the punching table respectively, knife rests are fixedly arranged at telescopic ends of the hydraulic presses, punching knives are arranged on the knife rests, and the punching knives can enter the trough through the knife grooves.

Preferably, the cutter frame is provided with a mounting groove, one end of the stamping cutter, which is far away from the cutter groove, is fixedly connected with a mounting plate, and the mounting plate can be clamped into the mounting groove.

Preferably, the tool rest is provided with two limiting rods in a sliding manner, the mounting plate is provided with two positioning holes, one side of the mounting groove, which faces the tool groove, is provided with two limiting holes, and the limiting rods can penetrate through the positioning holes on the mounting plate to enter the limiting holes.

Preferably, one end of the limiting rod, which is far away from the knife groove, penetrates out of the knife rest and is sleeved with a spring, one end of the spring is connected with the inner wall of the knife rest, and the other end of the spring is connected with a clamping ring arranged on the limiting rod.

Compared with the prior art, the C-shaped steel punching device has the beneficial effects that the C-shaped steel is pushed into the trough, the inner wall of the C-shaped steel is attached to the limiting block, the movement track of the C-shaped steel is limited by the limiting block, the situation that the C-shaped steel is askew in the movement process is prevented, and the punching knife is pushed to punch the C-shaped steel by arranging the hydraulic press above and on two sides of the punching table.

Drawings

FIG. 1 is a front cross-sectional view of a stamping slot of the present utility model;

FIG. 2 is a top cross-sectional view of a trough of the present utility model;

Fig. 3 is a schematic diagram of the front structure of the tool holder of the present utility model.

In the figure, a stamping table, a material groove 11, a limiting block 12, a stamping groove 13, a collecting groove 14, a cutter groove 15, a hydraulic press 21, a cutter frame 22, a mounting groove 23, a limiting hole 24, a limiting rod 25, a clamping ring 26, a spring 27, a stamping cutter 3 and a positioning hole 31 are arranged.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to figures (1-3), a punching die for C-shaped steel for steel structures comprises a punching platform 1 and is characterized in that a trough 11 is formed in the punching platform 1, two limiting blocks 12 which can be attached to the inner wall of the C-shaped steel are arranged in the trough 11, a punching trough 13 is arranged in the trough 11 and between the two limiting blocks 12, a collecting trough 14 is formed in the bottom of the punching trough 13, knife grooves 15 are respectively formed in the tops of two side walls of the trough 11, the knife grooves 15 and the punching trough 13 are located on the same vertical plane, hydraulic presses 21 are respectively arranged above and on two sides of the punching platform 1, knife rests 22 are fixedly arranged at telescopic ends of the hydraulic presses 21, punching knives 3 are arranged on the knife rests 22, and the punching knives 3 can enter the trough 11 through the knife grooves 15.

The cutter rest 22 is provided with a mounting groove 23, one end of the stamping cutter 3, which is far away from the cutter groove 15, is fixedly connected with a mounting plate, and the mounting plate can be clamped into the mounting groove 23. The tool rest 22 is provided with two limiting rods 25 in a sliding manner, the mounting plate is provided with two positioning holes 31, one side of the mounting groove 23 facing the tool groove 15 is provided with two limiting holes 24, and the limiting rods 25 can penetrate through the positioning holes 31 on the mounting plate to enter the limiting holes 24. One end of the limiting rod 25 far away from the cutter groove 15 penetrates out of the cutter holder 22 and is sleeved with a spring 27, one end of the spring 27 is connected with the inner wall of the cutter holder 22, and the other end of the spring 27 is connected with a clamping ring 26 arranged on the limiting rod 25.

When the device is used, C-shaped steel stretches into one end of the trough 11, meanwhile, the limiting block 12 is clamped into the C-shaped steel and is attached to the inner wall of the C-shaped steel, the C-shaped steel is pushed to move to the stamping trough 13 along the limiting block 12, the hydraulic press 21 controlling the upper part of the stamping table 1 or one side of the side edge of the stamping table is used for pushing the stamping knife 3 to enter the trough 11 from the knife trough 15 to punch the C-shaped steel, waste materials obtained by punching fall into the collecting trough 14 at the bottom of the stamping trough 13, different cutters are needed to be used for holes with different shapes and sizes, and the limiting rod 25 can be pulled with the stamping knife 3. The limiting rod 25 is pulled out of the limiting hole 24 and the positioning hole 31, so that the mounting plate of the stamping knife 3 can slide out of the mounting groove 23, a new stamping knife is placed in the mounting plate, the limiting rod 25 is loosened, the limiting rod 25 is pushed into the positioning hole of the mounting plate of the new stamping knife again under the action of the spring 27, and the limiting rod enters the limiting hole 24 to limit the sliding of the stamping knife.

The orientation or positional relationship shown in the drawings is for convenience of description and simplicity of description only, and is not intended to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

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 (4)

1. A punching die for C-shaped steel for a steel structure comprises a punching table (1) and is characterized in that a trough (11) is formed in the punching table (1), two limiting blocks (12) which can be attached to the inner wall of the C-shaped steel are arranged in the trough (11), a punching groove (13) is formed between the two limiting blocks (12), a collecting groove (14) is formed in the bottom of the punching groove (13), knife grooves (15) are formed in the tops of two side walls of the trough (11) respectively, the knife grooves (15) and the punching groove (13) are located on the same vertical plane, hydraulic presses (21) are respectively arranged above and on two sides of the punching table (1), knife holders (22) are fixedly arranged at telescopic ends of the hydraulic presses (21), punching knives (3) are arranged on the knife holders (22), and the punching knives (3) can enter the trough (11) through the knife grooves (15).

2. The punching die for the C-shaped steel for the steel structure, as claimed in claim 1, is characterized in that the tool rest (22) is provided with a mounting groove (23), one end, far away from the tool groove (15), of the punching tool (3) is fixedly connected with a mounting plate, and the mounting plate can be clamped into the mounting groove (23).

3. The punching die for the C-shaped steel for the steel structure, as set forth in claim 2, is characterized in that two limiting rods (25) are slidably arranged on the tool rest (22), two positioning holes (31) are formed in the mounting plate, two limiting holes (24) are formed in one side, facing the tool groove (15), of the mounting groove (23), and the limiting rods (25) can penetrate through the positioning holes (31) in the mounting plate to enter the limiting holes (24).

4. A punching die for C-shaped steel for steel structures, as claimed in claim 3, characterized in that one end of the limiting rod (25) far away from the knife groove (15) penetrates out of the knife rest (22) and is sleeved with a spring (27), one end of the spring (27) is connected with the inner wall of the knife rest (22), and the other end of the spring is connected with a clamping ring (26) arranged on the limiting rod (25).