CN-224222938-U - Electric servo motor control flash butt welding machine

Abstract

The utility model provides an electric servo motor controlled flash butt welding machine which comprises a machine body and a control cabinet, wherein an industrial personal computer is arranged on the control cabinet, and the industrial personal computer is electrically connected with a servo control screen. A servo motor, a top forging conveying cylinder and a servo motor moving screw rod are arranged on one side of the machine body, the top forging conveying cylinder and the servo motor moving screw rod are arranged below the servo motor, a driving belt is arranged on the left side of the servo motor, one end of the servo motor moving screw rod is connected with the driving belt, the other end of the servo motor moving screw rod is connected with the top forging conveying cylinder, a left electrode and a right electrode are arranged on the top of the machine body, a chain ring clamping device is arranged below the left electrode and the right electrode, the chain ring clamping devices are arranged on the machine body, the number of the chain ring clamping devices is two, the two chain ring clamping devices are symmetrically arranged, and a welding ring inlet is formed between the two chain ring clamping devices. The utility model relates to the field of flash butt welding machines, and can effectively avoid stroke deviation of a traditional electro-hydraulic servo valve caused by speed fluctuation or hysteresis through accurate closed-loop control of an electric servo motor on a welding path.

Inventors

• HAN JIAZHI
• WANG YUE
• YANG RUI
• LIN BAI
• LIU RUIPENG
• Tai Simiao
• Cong Xueyong
• HAN CHUNYANG

Assignees

• 长春东北输送链条制造有限公司

Dates

Publication Date

20260512

Application Date

20250610

Claims (3)

1. 1. An electric servo motor control flash butt welding machine comprises a machine body (1) and a control cabinet (8), wherein an industrial personal computer (9) is arranged on the control cabinet (8), and the industrial personal computer (9) is electrically connected with a servo control screen (11), and is characterized in that one side of the machine body (1) is provided with a servo motor (7), a top forging conveying cylinder (4) and a servo motor moving screw (5), the top forging conveying cylinder (4) and the servo motor moving screw (5) are arranged below the servo motor (7), a driving belt (6) is arranged on the left side of the servo motor (7), one end of the servo motor moving screw (5) is connected with the driving belt (6), and the other end of the servo motor moving screw is connected with the top forging conveying cylinder (4); A fixed bottom plate is arranged at the bottom of the top calcination conveying cylinder (4), and the fixed bottom plate is welded with the machine body (1); The welding device is characterized in that a left electrode (2) and a right electrode (2) are arranged at the top of the machine body (1), a chain ring clamping device (3) is arranged below the left electrode and the right electrode (2), the chain ring clamping device (3) is arranged on the machine body (1), the number of the chain ring clamping devices (3) is two, the two chain ring clamping devices (3) are symmetrically arranged, and a welding ring inlet (10) is formed between the two chain ring clamping devices (3).
2. 2. The electric servo motor controlled flash butt welding machine according to claim 1, wherein the servo motor (7) is electrically connected with the control cabinet (8).
3. 3. The electric servo motor controlled flash butt welding machine according to claim 2, wherein the servo motor moving screw (5) is connected with a connecting frame, the connecting frame is welded on one side of the machine body (1), and the servo motor moving screw (5) and the top forging conveying cylinder (4) are fixed on one side of the machine body (1) through the connecting frame.

Description

Electric servo motor control flash butt welding machine Technical Field The utility model relates to the field of flash butt welding machines, in particular to an electric servo motor controlled flash butt welding machine. Background The current flash butt welding machine adopts a servo control mode that an electrohydraulic servo valve controls a welding machine top forging cylinder to move back and forth to achieve the positioning effect, but because the current flash butt welding machine mainly uses current as a reference to move the top forging cylinder, when current feedback is not timely, hysteresis or even delay can be generated on the movement, unpredictable results are generated in the whole welding process, such as unstable welding, overburning of a welding ring or overlarge hot area, unstable product quality and the like. Disclosure of utility model In view of the above, the utility model aims to provide an electric servo motor controlled flash butt welding machine, which solves the problems of inaccurate control and deviation of a displacement sensor caused by using a servo valve in the prior art. In order to achieve the above purpose, the technical scheme of the utility model is realized as follows: The electric servo motor control flash butt welding machine comprises a machine body and a control cabinet, wherein an industrial personal computer is arranged on the control cabinet, the industrial personal computer is electrically connected with a servo control screen, one side of the machine body is provided with a servo motor, a top forging conveying cylinder and a servo motor moving screw rod, the top forging conveying cylinder and the servo motor moving screw rod are arranged below the servo motor, a driving belt is arranged on the left side of the servo motor, one end of the servo motor moving screw rod is connected with the driving belt, and the other end of the servo motor moving screw rod is connected with the top forging conveying cylinder; The bottom of the top calcining conveying cylinder is provided with a fixed bottom plate, and the fixed bottom plate is welded with the machine body; The device is characterized in that a left electrode and a right electrode are arranged at the top of the machine body, a chain ring clamping device is arranged below the left electrode and the right electrode, the chain ring clamping device is arranged on the machine body, the number of the chain ring clamping devices is two, the two chain ring clamping devices are symmetrically arranged, and a welding ring inlet is arranged between the two chain ring clamping devices. Further, the servo motor is electrically connected with the control cabinet. Further, the servo motor motion lead screw is connected with the link, the link weld in fuselage one side, servo motor motion lead screw passes through the link with top is forged and is transported the jar and be fixed in fuselage one side. Compared with the prior art, the utility model has the following advantages: The electric servo motor control flash butt welding machine simplifies the complex structure and the working flow of the existing servo control adjustment, improves the productivity, reduces the equipment maintenance difficulty, simplifies various parameters required to be adjusted during welding, eliminates various factors of inaccuracy or hysteresis of a servo valve in the control process, ensures the balance and stability of the equipment in a hydraulic control system, ensures the mechanical performance of products and reduces the production cost of the products. Drawings The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings: FIG. 1 is a schematic diagram of an electric servo motor controlled flash butt welding machine according to an embodiment of the present utility model; Reference numerals illustrate: 1. The welding machine comprises a machine body, a left electrode, a right electrode, a 3, a chain ring clamping device, a 4, a top forging conveying cylinder, a 5, a servo motor moving screw, a 6, a driving belt, a 7, a servo motor, a 8, a control cabinet, a 9, an industrial personal computer, a 10, a welding ring inlet and a 11, and a servo control screen. Detailed Description It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "back", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply t