CN-122007552-A - Automatic synthesis system and method for flaw detection speed of steel pipe and electronic equipment

CN122007552ACN 122007552 ACN122007552 ACN 122007552ACN-122007552-A

Abstract

The invention belongs to the field of spiral submerged arc welded pipe flaw detection, in particular relates to an automatic synthesis system and method for steel pipe flaw detection speed and electronic equipment, and aims to solve the problems of complex work and low working efficiency caused by manual adjustment and matching in the existing automatic synthesis method for steel pipe flaw detection speed. The intelligent flaw detection system comprises an inductive sensor, an ET200SP substation, a touch screen, a PLC master station, a flaw detection synthesis system, a servo motor, a vector frequency converter and a vector frequency converter, wherein the inductive sensor is used for detecting electric signals of a steel pipe, the ET200SP substation is used for generating control signals based on the electric signals, the touch screen is used for inputting parameters, the PLC master station is used for receiving the control signals and the parameters of the touch screen, the flaw detection synthesis system is used for calculating the linear speed of a lifting rotating roller and the rotating speed of the servo motor, the servo motor is used for receiving the control signals and the rotating speed of the servo controller, and driving a flaw detection trolley to walk based on the control signals and the rotating speed of the servo motor, and the vector frequency converter is used for driving the lifting rotating roller motor to rotate based on the control signals. The invention realizes automatic control in the flaw detection process and improves the automation level of the production line.

Inventors

ZHOU SHULIANG
YIN JINPING
LI JIANYI
WANG LIMIN
LI RUJIANG
SHA HONGBO
ZHAO BAOGANG
JIANG YUAN
AN LIFEN
HU RUIHUA

Assignees

中国石油集团渤海石油装备制造有限公司
中国石油天然气集团有限公司
华油钢管有限公司

Dates

Publication Date: 20260512
Application Date: 20241112

Claims (7)

1. A system for automatically synthesizing flaw detection speeds of steel pipes, the system comprising: The inductive sensor is used for detecting the electric signal of the steel pipe and transmitting the electric signal to the ET200SP substation; The ET200SP substation is used for receiving the electric signal of the inductive sensor, generating a control signal based on the electric signal and transmitting the control signal to the PLC master station; The touch screen is used for inputting parameters of the lifting rotating roller, the steel tube forming angle and the diameter of the gear circle and transmitting the parameters of the lifting rotating roller, the transmission ratio of the flaw detection trolley speed reducer, the steel tube forming angle and the diameter of the gear circle to the PLC master station; The PLC master station is used for receiving control signals of the ET200SP substations, rotating roller parameters, steel tube forming angles and gear circle diameters transmitted by the touch screen, transmitting the control signals to the vector frequency converter and the servo motor, and transmitting the rotating roller parameters, the steel tube forming angles, the transmission ratio of the flaw detection trolley speed reducer and the gear circle diameters to the flaw detection synthesis system; The flaw detection synthesis system is used for calculating the linear speed of the lifting rotary roller based on the rotary roller parameters, generating the rotating speed of the servo motor based on the linear speed of the lifting rotary roller, the steel pipe forming angle, the diameter of the gear circle and the transmission ratio of the flaw detection trolley speed reducer, and transmitting the rotating speed of the servo motor to the servo controller; The servo motor is used for receiving the control signal and the rotating speed of the servo motor and driving the flaw detection trolley to walk based on the control signal and the rotating speed of the servo motor; The flaw detection trolley is used for running under the control of the servo motor; the vector frequency converter is used for receiving the control signal and driving the lifting rotary roller motor to rotate based on the control signal; lifting the rotating roller to drive the steel pipe to rotate.
2. The method of claim 1, wherein the elevating roller parameters include roller diameter, motor speed, and roller speed reducer ratio.
3. The system for automatic synthesis of flaw detection speeds for steel pipes according to claim 2, wherein calculating the linear speed of the elevating rotation roller comprises: Wherein v 1 is the linear speed of the lifting rotary roller, d 1 is the diameter of the rotary roller, n 1 is the rotating speed of the rotary motor, and i 1 is the transmission ratio of the rotary roller speed reducer.
4. A system for automatically synthesizing flaw detection speeds of steel pipes according to claim 3, wherein the method for generating the rotation speed of the servo motor based on the linear speed of the lifting rotary roller, the steel pipe forming angle, the gear circle diameter and the transmission ratio of the flaw detection trolley speed reducer comprises the following steps: Wherein n 2 is the rotation speed of the servo motor, d 2 is the diameter of a gear circle, and i 2 is the transmission ratio of the flaw detection trolley speed reducer.
5. The method for automatically synthesizing the flaw detection speed of the steel pipe is characterized by comprising the following steps of: The induction type sensor detects the electric signal of the steel pipe and transmits the electric signal to the ET200SP substation, and the ET200SP substation generates a control signal based on the electric signal and transmits the control signal to the PLC main station; The user inputs parameters of the lifting rotating roller, the steel tube forming angle and the diameter of the gear circle based on the touch screen, and the touch screen transmits the parameters to the PLC master station; The PLC master station receives the control signals of the ET200SP substation, the rotating roller parameters, the steel tube forming angle and the gear circle diameter transmitted by the touch screen, simultaneously transmits the control signals to the vector frequency converter and the servo motor, and transmits the rotating roller parameters, the steel tube forming angle, the transmission ratio of the flaw detection trolley speed reducer and the gear circle diameter to the flaw detection synthesis system; the flaw detection synthesizing system calculates the linear speed of the lifting rotary roller based on the lifting rotary roller parameter, and generates a servo motor rotating speed based on the linear speed of the lifting rotary roller, the steel pipe forming angle, the gear circle diameter and the transmission ratio of the flaw detection trolley speed reducer and transmits the servo motor rotating speed to a servo motor; The servo motor drives the flaw detection trolley to walk based on the control signal and the rotating speed of the servo motor, the flaw detection trolley operates under the control of the servo motor, and the vector variable frequency converter drives the lifting rotating roller motor to rotate based on the control signal.
6. An electronic device comprising at least one processor and a memory communicatively coupled to at least one of the processors, wherein the memory stores instructions executable by the processor for execution by the processor to implement the method of automated steel pipe flaw detection speed synthesis as set forth in claim 5.
7. A computer-readable storage medium storing computer instructions for execution by the computer to implement the steel pipe flaw detection speed automatic synthesis method according to claim 5.

Description

Automatic synthesis system and method for flaw detection speed of steel pipe and electronic equipment Technical Field The invention belongs to the field of flaw detection of spiral submerged arc welded pipes, and particularly relates to an automatic synthesis system and method for flaw detection speed of a steel pipe and electronic equipment. Background In the spiral submerged arc welded pipe production process, the steel pipe needs to be subjected to a flaw detection procedure to detect whether welding line parameters meet the technological requirements. At present, before flaw detection of a spiral steel pipe, the steel pipe is placed at the ascending position of a lifting rotary roller, and flaw detection is performed at the middle position of a probe of a flaw detection trolley at a welding seam, so that parameters of the welding seam of the steel pipe are displayed on a monitoring picture through the flaw detection of the probe. In the flaw detection process, because the steel pipe is a spiral welding seam, the rotating roller drives the steel pipe to rotate when the flaw detection trolley walks, the welding seam of the steel pipe is always positioned in the middle of the probe, and the walking speed of the flaw detection trolley and the rotating speed of the rotating roller are matched, so that the flaw detection process requirement can be met. At present, the fault detection process needs manual adjustment of the travelling speed of a fault detection trolley and the speed of a rotating roller for matching, and the replacement of steel pipes with different specifications needs adjustment, so that the operation is complex, the labor intensity of the post personnel is high, and the working efficiency is low. Therefore, the existing automatic synthesis method for the flaw detection speed of the steel pipe has the problems of complex work and low work efficiency because the walking speed of the flaw detection trolley and the speed of the rotating roller are required to be manually adjusted by post personnel to be matched. Disclosure of Invention In order to solve the problems in the prior art, namely that the existing automatic synthesis method of the flaw detection speed of the steel pipe needs post personnel to manually adjust the travelling speed of the flaw detection trolley and the speed of the rotating roller to match, so that the problems of complex work and low working efficiency are solved, the invention provides a system for automatically synthesizing the flaw detection speed of the steel pipe, which comprises the following components: The inductive sensor is used for detecting the electric signal of the steel pipe and transmitting the electric signal to the ET200SP substation; The ET200SP substation is used for receiving the electric signal of the inductive sensor, generating a control signal based on the electric signal and transmitting the control signal to the PLC master station; The touch screen is used for inputting parameters of the lifting rotating roller, the steel tube forming angle and the diameter of the gear circle and transmitting the parameters of the lifting rotating roller, the transmission ratio of the flaw detection trolley speed reducer, the steel tube forming angle and the diameter of the gear circle to the PLC master station; The PLC master station is used for receiving control signals of the ET200SP substations, rotating roller parameters, steel tube forming angles and gear circle diameters transmitted by the touch screen, transmitting the control signals to the vector frequency converter and the servo motor, and transmitting the rotating roller parameters, the steel tube forming angles, the transmission ratio of the flaw detection trolley speed reducer and the gear circle diameters to the flaw detection synthesis system; The flaw detection synthesis system is used for calculating the linear speed of the lifting rotary roller based on the rotary roller parameters, generating the rotating speed of the servo motor based on the linear speed of the lifting rotary roller, the steel pipe forming angle, the diameter of the gear circle and the transmission ratio of the flaw detection trolley speed reducer, and transmitting the rotating speed of the servo motor to the servo controller; The servo motor is used for receiving the control signal and the rotating speed of the servo motor and driving the flaw detection trolley to walk based on the control signal and the rotating speed of the servo motor; The flaw detection trolley is used for running under the control of the servo motor; the vector frequency converter is used for receiving the control signal and driving the lifting rotary roller motor to rotate based on the control signal; lifting the rotating roller to drive the steel pipe to rotate. In a preferred embodiment, the lifting rotating roller parameters comprise rotating roller diameter, rotating motor rotating speed and rotating roller speed reducer transmission ratio. In a