CN111468744A - Intelligent traction alignment system for non-falling wheel lathe and application method - Google Patents
Intelligent traction alignment system for non-falling wheel lathe and application method Download PDFInfo
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- CN111468744A CN111468744A CN202010442421.5A CN202010442421A CN111468744A CN 111468744 A CN111468744 A CN 111468744A CN 202010442421 A CN202010442421 A CN 202010442421A CN 111468744 A CN111468744 A CN 111468744A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/28—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning wheels or wheel sets or cranks thereon, i.e. wheel lathes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
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Abstract
An intelligent traction alignment system for a non-drop wheel lathe comprises an installation safety interlocking control subsystem, an anti-collision induction radar and wireless video monitoring equipment, a wireless signal transmission module, a shaft number image recognition subsystem, a display and a remote control device; a wheel set automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an unshifted wheel turning lathe operation subsystem unit are arranged in a control computer terminal in an unshifted wheel turning lathe library; the central integrated control subsystem unit is also provided with a wireless signal transmission module. An application method of an intelligent traction alignment system for an unshrouding lathe comprises 5 steps. The invention can intelligently complete train traction alignment to the accurate position in the non-drop wheel turning lathe base, greatly improve the working efficiency of operators, reduce labor cost and time cost, realize the safety and controllability of the whole automatic traction process, and greatly improve the safety and reliability of train traction.
Description
Technical Field
The invention relates to the field of supporting facilities used in machining of wheels of rail vehicles, in particular to an intelligent traction alignment system for a non-falling wheel lathe and an application method.
Background
In recent years, rail transit in each major city in China is rapidly developed, the number of trains is greatly increased, and turning wheel work of vehicles is an essential work in order to ensure safe operation of the vehicles. The wheel pair is made of steel, so that the problems of local cracks, scratches, slag and the like of the wheel pair can be caused sometimes due to long-time heavy load operation, and at the moment, a turning worker needs to turn and repair the part with the local fault by a special turning tool bit by bit until the wheel keeps a perfect and smooth state. As the holding capacity of trains is larger and larger, the turning wheel is heavier and heavier, and the important technical problem to be solved urgently is how to improve the working efficiency of the turning wheel and reduce the working strength.
The turning wheel of the train has the precondition that the wheel is accurately aligned, namely the position of the wheel in the turning wheel warehouse is required to be accurate so as to carry out turning machining. In the prior art, a train needing turning wheels is drawn into a turning wheel warehouse of a non-falling wheel through a tractor, and the tractor is manually operated by an operator, so that the situations of low working efficiency, low drawing speed and inaccurate positioning exist, in an actual situation, repeated drawing and positioning are often needed, a large amount of working time is wasted, and inconvenience is brought to the operator. In the process of train traction alignment, because an operator manually controls the tractor, misoperation is easy to occur, when the alignment is incorrect, if the operator does not find the alignment in time, vehicle collision accidents or wheel positioning errors can be caused, and further rotary cutting work is influenced.
Disclosure of Invention
In order to overcome the defects of low working efficiency, low traction speed, inaccurate positioning, repeated traction positioning, waste of a large amount of working time, inconvenience for operators and possibility of vehicle collision accidents or wheel positioning errors when the alignment is incorrect due to the fact that a tractor is manually controlled to drive a required turning wheel vehicle to enter a corresponding position in an anti-falling wheel turning wheel machine library before the turning wheel operation of the conventional train is carried out, and the defects that the train is intelligently pulled to be aligned to the accurate position in the anti-falling wheel turning wheel machine library without manual operation under the combined action of hardware equipment and corresponding software control in application are overcome, the working efficiency of an operator is greatly improved, the labor cost and the time cost are reduced, and the safety and controllability of the whole automatic traction process can be realized simultaneously, an intelligent traction contraposition system for a non-drop wheel lathe and an application method thereof can greatly improve the safety and the reliability of train traction.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an intelligent traction alignment system for an unshifted wheel lathe is characterized by comprising a safety interlocking control subsystem, an anti-collision induction radar, a wireless video monitoring device and a wireless signal transmission module, wherein the safety interlocking control subsystem is arranged on a tractor and at the unshifted wheel lathe; a wheel set automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an unshifted wheel turning lathe operation subsystem unit are arranged in a control computer terminal in an unshifted wheel turning lathe library; the central integrated control subsystem unit is also provided with a wireless signal transmission module.
Furthermore, the axle number image identification subsystem is matched with three sets of cameras, and one set of cameras is used for detecting the axle number of a single wheel pair on two non-falling wheel turning lathes; and the other two sets of cameras are used for detecting the model, the model number and the vehicle number of the motor train unit entering the non-drop wheel turning lathe warehouse in a single-line two-way mode, the cameras identify information pictures of the model number and the axle number during working, the axle number image identification subsystem processes the pictures, and the processed information is fed back to the central integrated control subsystem unit in the control computer terminal.
Further, the axle number image identification subsystem uses an image identification technology, and the image identification technology can identify vehicle information such as vehicle types, vehicle numbers, axle numbers and the like under the condition that the vehicle moves and is still.
Further, the central integrated control subsystem unit can automatically write the vehicle information identified by the axle number image identification subsystem to the non-turning lathe operation subsystem unit.
Furthermore, the wireless video monitoring equipment can monitor the road safety condition in front of the tractor in real time, the wireless signal transmission module on the vehicle can perform real-time signal interaction with the central integrated control subsystem unit, and the video signals monitored by the wireless video monitoring equipment are displayed by the display.
Furthermore, the wireless signal transmission module of the central integrated control subsystem unit can acquire the speed, electric quantity and moving direction information of the tractor, the state of an alignment signal lamp of the non-drop turning lathe, the shaft number image recognition subsystem, the recognized vehicle shaft number and other information in real time and display the information in the interface of the central integrated control subsystem unit, so that an operator can visually know the current state of the traction alignment of the vehicle.
An intelligent traction alignment system for an unshrouding lathe, characterized in that the application method is as follows, step S1: under the prerequisite that the condition was satisfied in the affirmation vehicle movement, central integrated control subsystem unit assigns the removal tractor instruction to the automatic subsystem unit that pulls of tractor, and the automatic subsystem unit that pulls of tractor assigns the removal instruction to the tractor through signal transmission module, and signal transmission module received the instruction back on the tractor, the advancing of remote control unit remote control tractor, retreat, scram, reset etc. get into gradually not falling the wheel and turn round in the wheel lathe storehouse: step S2: the axle number image recognition subsystem recognizes whether a vehicle runs into a recognition range in real time in a dynamic recognition and static recognition mode; step S3: when the tractor pulls the vehicle to enter the identification range of the axle number image identification subsystem, the axle number image identification subsystem can send the identified vehicle information to the central integrated control subsystem unit in real time; s4: the tractor pulls the vehicle to continue moving until the axle number image identification subsystem identifies the target alignment carriage information, and the wheel set automatic alignment control subsystem unit starts to read the machine tool alignment signal lamp signal; s5: after the wheel set automatic alignment control subsystem unit identifies that the required turning wheel vehicle and the non-turning wheel lathe are aligned accurately, the central integrated control subsystem unit sends a stopping and parking instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor sends a parking instruction to the tractor through the signal transmission module, the signal transmission module on the tractor receives the instruction, and the remote control device controls the tractor to stop moving in a remote control mode; s6: the central integrated control subsystem unit automatically writes the vehicle information identified by the shaft number image identification subsystem into the non-turning lathe operation subsystem, so that the intelligent traction alignment process is completed, and the turning lathe can be used for turning wheels subsequently.
Further, in step S4, when the tractor pulls the vehicle target alignment carriage to reach the machine tool specified alignment position, the machine tool signal lights are simultaneously turned on.
Further, in step S5, after the remote control unit remotely controls the tractor to stop, the safety interlock control subsystem installed on the tractor and at the inside of the wheel lathe can realize the braking of the wheel.
The invention has the beneficial effects that: the automatic traction and alignment device is suitable for automatic traction and alignment between various rail vehicles and the turning lathe of the non-falling wheel. In the application of the invention, under the combined action of each hardware device and corresponding software control, the manual operation is not needed, the train traction can be intelligently aligned to the accurate position in the non-drop wheel turning lathe base, the working efficiency of an operator is greatly improved, the labor cost and the time cost are reduced, the safety and the controllability of the whole automatic traction process can be realized, and the safety and the reliability of the train traction can be greatly improved. The defects that before the turning wheel operation of the existing train, a tractor is controlled in a manual mode to drive a vehicle of the required turning wheel and enter a corresponding position in a non-falling wheel turning wheel warehouse, manual operation has low working efficiency, low traction speed and inaccurate positioning, repeated traction and positioning are needed, a large amount of working time is wasted, inconvenience is brought to operators, and when the alignment is incorrect, vehicle collision accidents or wheel positioning errors can be caused if operators do not find the vehicle in time are overcome. Based on the above, the invention has good application prospect.
Drawings
The invention is further illustrated below with reference to the figures and examples.
FIG. 1 is a block diagram showing the structure of an intelligent traction alignment system for an unretired wheel lathe of the present invention.
Detailed Description
As shown in figure 1, an intelligent traction alignment system for an unshifted wheel lathe comprises a safety interlocking control subsystem arranged on a tractor and at the location of the unshifted wheel lathe in an unshifted wheel lathe warehouse, an anti-collision induction radar (capable of controlling the parking of the tractor through the anti-collision induction radar after the tractor approaches other carriages) arranged on the tractor, a wireless video monitoring device, a wireless signal transmission module, an axle number image recognition subsystem arranged in the unshifted wheel lathe warehouse, a 32-inch liquid crystal display arranged in a foundation pit at the unshifted wheel lathe, a display used for displaying the video of the tractor, the actual position of a vehicle to be machined and other information, a remote control device arranged at the location of the unshifted wheel lathe and matched with the tractor, and the remote control device can realize the remote control of the advance of the tractor, backing, sudden stop, reset and other functions; a wheel set automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an unshifted wheel turning lathe operation subsystem unit are arranged in a control computer terminal in an unshifted wheel turning lathe library; the central integrated control subsystem unit is also provided with a wireless signal transmission module.
As shown in fig. 1, the axle number image recognition subsystem is matched with three sets of cameras, one set of cameras is used for detecting the axle number of a single wheel pair on two non-falling wheel turning lathes and is arranged in the middle position of one side of a double-axle non-falling wheel in the direction of a steel rail; the other two sets of cameras are used for detecting the model, the model number and the vehicle number of the motor train unit entering the non-drop wheel turning lathe base in a single-line two-way mode, the cameras are installed at positions which are 25m away from the middle camera in the direction of the steel rail, the three sets of cameras are installed on the same side, when the motor train unit works, the cameras recognize information pictures of the model number and the axle number, the axle number image recognition subsystem processes the pictures, and the processed information is fed back to the central integrated control subsystem unit in the control computer terminal. The axle number image identification subsystem uses an image identification technology which can identify vehicle information such as vehicle types, vehicle numbers, axle numbers and the like under the condition that the vehicle moves and is still. The central integrated control subsystem unit can automatically write the vehicle information identified by the shaft number image identification subsystem into the non-turning wheel lathe operation subsystem unit, so that the operation of manually filling the vehicle information when the non-turning wheel lathe is turned for turning wheels during actual operation is reduced. The wireless video monitoring equipment can monitor the road safety condition in front of the tractor in real time, the wireless signal transmission module on the vehicle can perform real-time signal interaction with the central integrated control subsystem unit, and the video signals monitored by the wireless video monitoring equipment are displayed by the displayer. The wireless signal transmission module of the central integrated control subsystem unit can acquire the speed, electric quantity and moving direction information of the tractor, the state of an alignment signal lamp of the turning lathe without turning off the wheel, the shaft number image recognition subsystem, the recognized vehicle shaft number and other information in real time and display the information in the interface of the central integrated control subsystem unit, so that an operator can visually know the current state of vehicle traction alignment.
Shown in fig. 1, a method of applying an intelligent traction alignment system for an unshrouded lathe is as follows, step S1: the tractor is connected with a vehicle to be processed through a hook, and on the premise of confirming that the vehicle moving condition is met, an operator selects and confirms the vehicle shaft number to be aligned and processed by the machine tool in a central integrated control subsystem unit interface at a control computer terminal at the position of the non-drop wheel lathe; central integrated control subsystem unit assigns the removal tractor instruction to the automatic subsystem unit that pulls of tractor, and the automatic subsystem unit that pulls of tractor assigns the removal instruction to the tractor through signal transmission module, and signal transmission module received command on the tractor, advancing, retreating, scram, the resetting etc. of remote control unit remote control tractor get into gradually in the no-wheel turning lathe storehouse: step S2: the axle number image recognition subsystem recognizes whether a vehicle runs into a recognition range in real time in a dynamic recognition and static recognition mode; step S3: when the tractor pulls the vehicle to enter the identification range of the axle number image identification subsystem, the axle number image identification subsystem can send the identified vehicle information to the central integrated control subsystem unit in real time; s4: and the tractor pulls the vehicle to continue moving, until the axle number image recognition subsystem recognizes the information of the target alignment carriage, the wheel pair automatic alignment control subsystem unit starts to read the signal of the machine tool alignment signal lamp, and when the tractor pulls the target alignment carriage of the vehicle to reach the designated alignment position of the machine tool, the machine tool signal lamp is simultaneously lighted. S5: after the wheel set automatic alignment control subsystem unit identifies that the required turning wheel vehicle and the non-turning wheel lathe are aligned accurately, the central integrated control subsystem unit issues a stopping and parking instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor issues a parking instruction to the tractor through the signal transmission module, the signal transmission module on the tractor receives the instruction, and the remote control device controls the tractor to stop moving in a remote control mode; after the remote control device remotely controls the tractor to stop, the safety interlocking control subsystem arranged on the tractor and at the turning lathe of the non-falling wheel can realize the braking of the wheel. S6: the central integrated control subsystem unit automatically writes the vehicle information identified by the shaft number image identification subsystem into the non-turning lathe operation subsystem unit, so that the intelligent traction alignment process is completed, and wheels can be turned subsequently through the non-turning lathe.
The invention is applicable to automatic draft alignment between various rail vehicles and turning lathe wheels without wheel turning, as shown in fig. 1. In the application of the invention, under the combined action of each hardware device and corresponding software control, the manual operation is not needed, the train can be intelligently aligned to the accurate position in the non-drop wheel turning lathe base, the working efficiency of an operator is greatly improved, the labor cost and the time cost are reduced, the safety and the controllability of the whole automatic traction process can be realized, and the safety and the reliability of the train traction can be greatly improved. The defects that before the turning wheel operation of the existing train, a tractor is controlled in a manual mode to drive a vehicle of the required turning wheel and enter a corresponding position in a non-falling wheel turning wheel warehouse, manual operation has low working efficiency, low traction speed and inaccurate positioning, repeated traction and positioning are needed, a large amount of working time is wasted, inconvenience is brought to operators, and when the alignment is incorrect, vehicle collision accidents or wheel positioning errors can be caused if operators do not find the vehicle in time are overcome. Based on the above, the invention has good application prospect.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, the embodiments do not include only one independent technical solution, and such description is only for clarity, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.
Claims (9)
1. An intelligent traction alignment system for an unshifted wheel lathe is characterized by comprising a safety interlocking control subsystem, an anti-collision induction radar, a wireless video monitoring device and a wireless signal transmission module, wherein the safety interlocking control subsystem is arranged on a tractor and at the unshifted wheel lathe; a wheel set automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an unshifted wheel turning lathe operation subsystem unit are arranged in a control computer terminal in an unshifted wheel turning lathe library; the central integrated control subsystem unit is also provided with a wireless signal transmission module.
2. The intelligent traction alignment system for the non-drop wheel lathe is characterized in that the shaft number image recognition subsystem is matched with three sets of cameras, and one set of cameras is used for detecting the shaft number of a single wheel pair on two non-drop wheel lathes; and the other two sets of cameras are used for detecting the model, the model number and the vehicle number of the motor train unit entering the non-drop wheel turning lathe warehouse in a single-line two-way mode, the cameras identify information pictures of the model number and the axle number during working, the axle number image identification subsystem processes the pictures, and the processed information is fed back to the central integrated control subsystem unit in the control computer terminal.
3. The intelligent traction alignment system for the non-drop-wheel lathe is characterized in that the axle number image recognition subsystem uses image recognition technology, and the image recognition technology can recognize vehicle information such as vehicle types, vehicle numbers and axle numbers when the vehicle is moving and stationary.
4. The intelligent traction alignment system for non-drop turning lathe of claim 1, wherein the central integrated control subsystem unit can automatically write the vehicle information identified by the shaft number image identification subsystem to the non-drop turning lathe operation subsystem unit.
5. The intelligent traction alignment system for an unlanded wheel lathe of claim 1, wherein wireless video monitoring equipment can monitor road safety conditions in front of the tractor in real time, the wireless signal transmission module on the vehicle can interact with the central integrated control subsystem unit in real time, and the video signals monitored by the wireless video monitoring equipment are displayed through the display.
6. The intelligent traction alignment system for an anti-drop wheel lathe of claim 1, wherein the wireless signal transmission module of the central integrated control subsystem unit can acquire the speed, the electric quantity, the moving direction information of the tractor, the state of the alignment signal lamp of the anti-drop wheel lathe, the axle number image recognition subsystem, the recognized axle number of the vehicle and other information in real time and display the information in the interface of the central integrated control subsystem unit, so that an operator can visually know the current state of the traction alignment of the vehicle.
7. An intelligent traction alignment system for an unshrouding lathe, characterized in that the application method is as follows, step S1: under the prerequisite that the condition was satisfied in the affirmation vehicle movement, central integrated control subsystem unit assigns the removal tractor instruction to the automatic subsystem unit that pulls of tractor, and the automatic subsystem unit that pulls of tractor assigns the removal instruction to the tractor through signal transmission module, and signal transmission module received the instruction back on the tractor, the advancing of remote control unit remote control tractor, retreat, scram, reset etc. get into gradually not falling the wheel and turn round in the wheel lathe storehouse: step S2: the axle number image recognition subsystem recognizes whether a vehicle runs into a recognition range in real time in a dynamic recognition and static recognition mode; step S3: when the tractor pulls the vehicle to enter the identification range of the axle number image identification subsystem, the axle number image identification subsystem can send the identified vehicle information to the central integrated control subsystem unit in real time; s4: the tractor pulls the vehicle to continue moving until the axle number image identification subsystem identifies the target alignment carriage information, and the wheel set automatic alignment control subsystem unit starts to read the machine tool alignment signal lamp signal; s5: after the wheel set automatic alignment control subsystem unit identifies that the required turning wheel vehicle and the non-turning wheel lathe are aligned accurately, the central integrated control subsystem unit sends a stopping and parking instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor sends a parking instruction to the tractor through the signal transmission module, the signal transmission module on the tractor receives the instruction, and the remote control device controls the tractor to stop moving in a remote control mode; s6: the central integrated control subsystem unit automatically writes the vehicle information identified by the shaft number image identification subsystem into the non-turning lathe operation subsystem, so that the intelligent traction alignment process is completed, and the turning lathe can be used for turning wheels subsequently.
8. The method for applying the intelligent traction alignment system for the non-drop wheel lathe is characterized in that in step S4, when the target alignment carriage of the tractor traction vehicle reaches the designated alignment position of the machine tool, the signal light of the machine tool is simultaneously lighted.
9. The method for applying the intelligent traction alignment system for the lathe without wheel turning as claimed in claim 1, wherein in step S5, the safety interlock control subsystem installed on the tractor and at the lathe within the lathe can realize the braking of the wheel after the tractor is remotely controlled by the remote control device to stop.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010442421.5A CN111468744B (en) | 2020-05-22 | 2020-05-22 | Intelligent traction alignment system for non-falling wheel lathe and application method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010442421.5A CN111468744B (en) | 2020-05-22 | 2020-05-22 | Intelligent traction alignment system for non-falling wheel lathe and application method |
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| CN111468744B CN111468744B (en) | 2022-11-15 |
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| CN109986136A (en) * | 2019-03-26 | 2019-07-09 | 山东高速轨道交通集团有限公司益羊铁路管理处 | Novel locomotive non-pulling wheel lathe |
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| DE10243877A1 (en) * | 2002-09-21 | 2004-04-01 | Hegenscheidt-Mfd Gmbh & Co. Kg | Method and machine tool for machining wheel tires of a railway wheel set |
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