CN215545650U

CN215545650U - Multi-section online adjustable pre-clamping flame cutting machine

Info

Publication number: CN215545650U
Application number: CN202121053407.2U
Authority: CN
Inventors: 王军; 祁俊; 张圣; 周红梅
Original assignee: Yangzhou Hongcheng Metallurgy Equipment Co ltd
Current assignee: Yangzhou Hongcheng Metallurgy Equipment Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-01-18
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to a multi-section online adjustable pre-clamping flame cutting machine. The flame cutting machine comprises a pipeline, a front box cover, a cutting mechanism, a lower water tank, an upper water tank, a clamping mechanism, a cutting transmission mechanism, a drag chain plate, a cutting gun, a cutting nozzle and a PLC control mechanism; the cutting mechanism is arranged in the front box cover and fixed on the lower water tank, the upper water tank is arranged on the upper portion of the lower water tank and fixedly connected with the front box cover, the cutting gun and the cutting nozzle are respectively arranged on the cutting mechanism, the clamping mechanism is connected on the lower water tank, and the drag chain plate is fixedly connected with the upper water tank. The utility model controls the different opening degrees of the steel billets with different section sizes to the clamping mechanism in real time, finishes adjusting the pre-clamping position, can be used on a production line for cutting various billet types, can completely realize the automatic operation of cutting and the requirements on the steel billets with different sections, and is suitable for the high requirements of energy conservation and environmental protection.

Description

Multi-section online adjustable pre-clamping flame cutting machine

Technical Field

The utility model relates to a cutting mechanism suitable for steel billets with different sections, in particular to a multi-section online adjustable pre-clamping flame cutting machine.

Background

In the continuous casting production process of steel, the steel billet is continuously discharged from the crystallizer. The flame cutting is used as the last process in the steelmaking continuous casting process, and a flame cutting machine is needed to cut the steel billet into the required fixed length, and the steel billet is convenient to transport after being cut.

The structure, the corresponding cutting mode, the reliability, the performance and the like of the continuous casting cutting mechanism are important factors for improving the production efficiency of steelmaking continuous casting cutting, and the cutting blank type influences the cutting speed and the energy consumption of cutting to different degrees. The clamping mechanism on the flame cutting machine is arranged on the cutting machine, and in the cutting process, the clamping force of the clamping mechanism for clamping two sides of a steel billet is particularly important, so that the cross section flatness and the cutting speed of the steel billet are greatly influenced, and the quality of the cut of the steel billet is determined. The clamping mechanisms are connected with the front end or the rear end of the machine body, and the pre-clamping opening degree is fixed and is inconvenient to adjust. Only by relying on the experience of the worker. If the pre-clamping position of the clamping mechanism is manually adjusted according to different sizes of the cut steel billets each time, the working efficiency is influenced to a certain extent. Secondly, the accuracy of adjusting the pre-clamping position cannot be guaranteed, and no specific quantitative data exists by the experience of workers. Moreover, due to the influence of the ambient temperature, certain safety hazards may be caused to the operation of workers, so that the cutting cost and the cost generated by continuous casting are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-section online adjustable pre-clamping flame cutting machine, which aims to solve the problems in the prior art.

The technical scheme of the utility model is as follows: a multi-section online adjustable pre-clamping flame cutting machine comprises a pipeline, a front box cover, a cutting mechanism, a lower water tank, an upper water tank, a clamping mechanism, a cutting transmission mechanism, a drag chain plate, a cutting gun, a cutting nozzle and a PLC control mechanism;

the cutting mechanism is arranged in the front box cover and fixed on the lower water tank, the upper water tank is arranged on the upper portion of the lower water tank and fixedly connected with the front box cover, the cutting gun and the cutting nozzle are respectively arranged on the cutting mechanism, the clamping mechanism is connected on the lower water tank, and the drag chain plate is fixedly connected with the upper water tank.

Preferably, the clamping mechanism comprises an encoder, a rotating shaft and a pair of clamps, the encoder is connected to the rotating shaft, the rotating shaft is connected with the pair of clamps, the pair of clamps are used for clamping the billet, the encoder controls the rotating angle of the rotating shaft, and the rotating shaft drives the opening angle of the pair of clamps.

Preferably, the flame cutting machine further comprises a limiting mechanism, wherein the limiting mechanism comprises a proximity switch and a mechanical limit, and the proximity switch and the mechanical limit are arranged in the rotating direction of the rotating shaft.

Preferably, the cutting transmission mechanism is arranged at the upper part of the lower water tank, the cutting transmission mechanism comprises a plurality of wheels at the same height, and the cutting transmission mechanism freely rotates at the upper part of the lower water tank.

Preferably, the cutting mechanism on be equipped with the deflector roll, lower water tank on be equipped with the guide rail, cutting mechanism can freely slide on lower water tank.

The utility model has the beneficial effects that: after the parts are assembled, the different requirements of the billets with different section sizes on the opening degree of the clamp arm of the flame cutting machine are designed in the production process through the control of the PLC, so that the different opening degrees of the billets with different section sizes on the clamping mechanism are controlled in real time, and the pre-clamping position is adjusted. The flame cutting machine can be used on production lines for cutting various blank shapes, can completely realize automatic cutting operation and meet the requirements on steel billets with different sections, and is suitable for the high requirements of energy conservation and environmental protection.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic structural view of the clamping mechanism.

In the figure, 1 is a pipeline, 2 is a front box cover, 3 is a cutting mechanism, 4 is a lower water box, 5 is an upper water box, 6 is a clamping mechanism, 7 is a cutting transmission mechanism, 8 is a drag chain plate, 9 is a cutting gun, 10 is a cutting nozzle, 11 is a limiting mechanism, 12 is an encoder, and 13 is a clamp.

Detailed Description

A multi-section online adjustable pre-clamping flame cutting machine comprises a pipeline 1, a front box cover 2, a cutting mechanism 3, a lower water tank 4, an upper water tank 5, a clamping mechanism 6, a cutting transmission mechanism 7, a drag chain plate 8, a cutting gun 9, a cutting nozzle 10 and a PLC control mechanism;

cutting mechanism 3 set up in preceding case cover 2, fixed on lower water tank 4, upper water tank 5 set up on lower water tank 4 upper portion, upper water tank 5 and preceding case cover 2 fixed connection, burning torch 9 and cutting torch 10 install respectively on cutting mechanism 3, clamping mechanism 6 connect on lower water tank 4, tow chain plate 8 and upper water tank 5 fixed connection.

The clamping mechanism 6 comprises an encoder 12, a rotating shaft and a pair of clamps 13, the encoder 12 is connected to the rotating shaft, the rotating shaft is connected with the pair of clamps 13, the pair of clamps 13 are used for clamping billets, the encoder 12 controls the rotating angle of the rotating shaft, and the rotating shaft drives the opening angle of the pair of clamps 13.

The flame cutting machine further comprises a limiting mechanism 11, wherein the limiting mechanism 11 comprises a proximity switch and a mechanical limit, and the proximity switch and the mechanical limit are arranged in the rotating direction of the rotating shaft.

The cutting transmission mechanism 7 is arranged at the upper part of the lower water tank 4, the cutting transmission mechanism 7 comprises a plurality of wheels at the same height, and the cutting transmission mechanism 7 can freely rotate at the upper part of the lower water tank 4.

Cutting mechanism 3 on be equipped with the deflector roll, lower water tank 4 on be equipped with the guide rail, cutting mechanism 3 can freely slide on lower water tank 4.

The working process of the utility model is as follows: the device is arranged at a track above a steel billet, various water-gas pipelines and cables are connected, a PLC control mechanism is used for setting a cutting program, and the pre-clamping opening degree of the clamping mechanism 6 is adjusted by counting through the encoder 12.

Clamping mechanism 6 installs in hot cutting machine lower water tank 4 middle part, utilizes the water-cooling box of hot cutting machine to isolate the high temperature of steel billet to clamping mechanism 6's influence, and clamping mechanism 6 also reduces the impact force when embracing the clamp steel billet in the middle part of whole hot cutting machine.

The path of the billet steel cutting is completed by synchronous walking of clamping the billet steel and the billet steel by the clamping mechanism 6. If when changing different sections steel billets, need in time to adjust clamping mechanism 6 and press from both sides tight opening size in advance, can adjust the count of encoder 12 through the operation panel and accomplish clamping mechanism 6 and press from both sides tight opening size in advance, can install a proximity switch and machinery spacing on the direction of rotation of clamping mechanism 6 axis of rotation, prevent the damage of encoder 12's inefficacy to the flame cut machine.

The encoder 12 counts the rotation angle of the pair of grippers 13 and controls the rotation angle, so that the rationality of the position where the pair of grippers 13 stop pre-clamping is improved; the cutting mechanism with the height capable of being automatically adjusted can be used together, and the cutting requirement of a more complex section is met.

The device can be also realized by the control of various electrical elements and a suitable PLC program, the size of the pre-clamping opening degree of the clamping mechanism 6 and the pre-clamping distance from the clamping surface of the steel billet are controlled in real time, the clamping is completed, and the device can be used on production lines for cutting various steel billet sections.

According to the utility model, all parts are connected by using the high-pressure rubber pipe and the metal hose, so that the communication of a water path and a gas path is realized, all electric elements are connected to the terminal box on the cutting machine, the installation is completed, and all fuel gas, oxygen and air are connected to carry out an ignition test, a pressure test and an electric appliance control test, so that the ex-factory quality of the flame cutting machine with the automatically adjusted cutting height is ensured.

The "PLC control means" and the "encoder" described in the present specification are not the points of the utility model of the present application, and the specific structure and function thereof belong to the known art and should be known to those skilled in the art.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an online adjustable tight machine of pressing from both sides in advance of many sections, its characterized in that: the flame cutting machine comprises a pipeline (1), a front box cover (2), a cutting mechanism (3), a lower water tank (4), an upper water tank (5), a clamping mechanism (6), a cutting transmission mechanism (7), a drag chain plate (8), a cutting gun (9), a cutting nozzle (10) and a PLC control mechanism;

cutting mechanism (3) set up in preceding case cover (2), fixed on lower water tank (4), upper water tank (5) set up on lower water tank (4) upper portion, upper water tank (5) and preceding case cover (2) fixed connection, burning torch (9) and cutting torch (10) install respectively on cutting mechanism (3), clamping mechanism (6) connect on lower water tank (4), drag link joint (8) and upper water tank (5) fixed connection.

2. The multi-section online adjustable pre-clamping flame cutting machine as claimed in claim 1, wherein: the clamping mechanism (6) comprises an encoder (12), a rotating shaft and a pair of clamps (13), the encoder (12) is connected to the rotating shaft, the rotating shaft is connected with the pair of clamps (13), the pair of clamps (13) are used for clamping steel billets, the encoder (12) controls the rotating angle of the rotating shaft, and the rotating shaft drives the opening angle of the pair of clamps (13).

3. The multi-section online adjustable pre-clamping flame cutting machine as claimed in claim 2, wherein: the flame cutting machine further comprises a limiting mechanism (11), wherein the limiting mechanism (11) comprises a proximity switch and a mechanical limit, and the proximity switch and the mechanical limit are arranged in the rotating direction of the rotating shaft.

4. The multi-section online adjustable pre-clamping flame cutting machine as claimed in claim 1, wherein: the cutting transmission mechanism (7) is arranged on the upper portion of the lower water tank (4), the cutting transmission mechanism (7) comprises a plurality of wheels at the same height, and the cutting transmission mechanism (7) can freely rotate on the upper portion of the lower water tank (4).

5. The multi-section online adjustable pre-clamping flame cutting machine as claimed in claim 1, wherein: cutting mechanism (3) on be equipped with the deflector roll, lower water tank (4) on be equipped with the guide rail, cutting mechanism (3) can freely slide on lower water tank (4).