CN111468744B - 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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- CN111468744B CN111468744B CN202010442421.5A CN202010442421A CN111468744B CN 111468744 B CN111468744 B CN 111468744B CN 202010442421 A CN202010442421 A CN 202010442421A CN 111468744 B CN111468744 B CN 111468744B
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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 an underfloor wheel turning lathe comprises a safety interlock control subsystem, an anti-collision induction radar and wireless video monitoring device, a wireless signal transmission module, an axis number image recognition subsystem, a display and a remote control device, wherein the safety interlock control subsystem is installed on the front end of the shaft number image recognition subsystem; a wheel pair automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an un-drawn wheel lathe operation subsystem unit are arranged in a control computer terminal in an un-drawn wheel 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 unshrouded 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 main city of the country is rapidly developed, the number of trains is greatly increased, and turning wheel work of a vehicle is an essential work in order to ensure safe operation of the vehicle. The vehicle wheel has a plurality of faults, in the term of profession, stripping, scratching and the like generally exist, the fault wheel directly endangers the running safety of a train at first, and secondly, abnormal vibration of the vehicle can be caused due to the fact that the injured wheel rolls back and forth, and the comfort level of passengers is further influenced. Because train holding capacity is bigger and bigger, consequently turning round a lathe the wheel work and also more and more burdensome, how to improve turning round a lathe the wheel work efficiency, reduce working strength and become an important technical problem who awaits solution urgently.
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
The invention provides an intelligent traction alignment system for an underfloor wheel turning lathe and an application method thereof, aiming at overcoming the defects that before the existing train turning wheel operation, a tractor is controlled by adopting a manual mode to drive a required turning wheel vehicle to enter a corresponding position in the underfloor wheel turning lathe, 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 the operators do not find the alignment in time.
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; 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 garage in a single-line bidirectional mode, during work, the cameras identify information pictures of the model number and the axle number, the axle number image identification subsystem processes the pictures, and the processed information is fed back to a 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 handling 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, the electric quantity and the moving direction information of the tractor, the state of an alignment signal lamp of the non-drop wheel 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 vehicle traction alignment.
An intelligent traction and alignment system for a non-drop wheel lathe is characterized in that the application method is as follows, and the step S1 is as follows: 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; and 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 pair automatic alignment control subsystem unit identifies that the required wheel turning vehicle and the non-pulling wheel turning lathe are aligned accurately, the central integrated control subsystem unit sends a stopping and stopping instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor sends a stopping 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: and 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 wheel can be machined by the non-turning lathe subsequently.
Further, in the step S4, when the tractor pulls the target alignment carriage of the vehicle to reach the specified alignment position of the machine tool, the signal lamp of the machine tool is 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 non-drop-wheel-turning lathe in the non-drop-wheel-turning lathe library can realize 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 bed, 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 by the following 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 fig. 1, an intelligent traction alignment system for an unshifted wheel lathe comprises a safety interlock control subsystem installed on a tractor and at the location of the unshifted wheel lathe in an unshifted wheel lathe warehouse, an anti-collision induction radar (which can control the parking of the tractor through the anti-collision induction radar after the tractor approaches other carriages) and a wireless video monitoring device installed on the tractor, a wireless signal transmission module, a shaft number image recognition subsystem installed in the unshifted wheel lathe warehouse, a 32-inch liquid crystal display installed 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, and a remote control device installed at the unshifted wheel lathe and matched with the tractor, wherein the remote control device can realize the functions of remotely controlling the advancing, retreating, emergency stopping, resetting and the tractor; a wheel pair automatic alignment control subsystem unit, a central integrated control subsystem unit, a tractor automatic traction subsystem unit and an un-drawn wheel lathe operation subsystem unit are arranged in a control computer terminal in an un-drawn wheel 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 applies 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 recognized by the shaft number image recognition subsystem into the non-turning lathe operation subsystem unit, so that the operation of manually filling the vehicle information when the non-turning lathe turns the wheel is actually operated 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, the electric quantity and the moving direction information of the tractor, the state of an alignment signal lamp of the non-turning wheel 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 vehicle traction alignment.
As shown in fig. 1, an application method of 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; and 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 traction vehicle continues to move until the axle number image identification subsystem identifies the target alignment carriage information, the wheel set automatic alignment control subsystem unit starts to read the signal of the machine tool alignment signal lamp, and when the tractor traction vehicle target alignment carriage reaches the specified alignment position of the machine tool, the machine tool signal lamp is simultaneously lighted. S5: after the wheel pair automatic alignment control subsystem unit identifies that the required wheel turning vehicle and the non-pulling wheel turning lathe are aligned accurately, the central integrated control subsystem unit sends a stopping and stopping instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor sends a stopping 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 non-pulling wheel turning lathe can realize the braking of the wheels. 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 the wheel can be turned through the non-turning lathe subsequently.
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. Overcomes the defects that the manual operation has low working efficiency, slow traction speed and inaccurate positioning because the tractor is manually controlled to drive the vehicle of the wheel to be turned and enter the corresponding position in the non-wheel turning lathe before the operation of the conventional train wheel turning lathe, the device has the disadvantages of repeated traction and positioning, waste of a large amount of working time, inconvenience brought to operators, incorrect alignment and possibility of vehicle collision accidents or wrong wheel positioning if an operator does not find the positioning in time. Based on the above, the invention has good application prospect.
While there have been shown and described what are at present considered to be the fundamental and essential features of the invention, together with the advantages thereof, it will be evident 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 of implementation 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 underfloor wheel lathe is characterized by comprising a safety interlocking control subsystem, a collision-proof induction radar and wireless video monitoring device, a wireless signal transmission module, an axle number image recognition subsystem, a display and a remote control device, wherein the safety interlocking control subsystem is installed on a tractor and at the underfloor 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 turning lathe without wheel drop as claimed in claim 1, wherein the shaft number image recognition subsystem is configured with three sets of cameras, one set of cameras being used to detect the shaft number of a single wheel set on two turning lathes without wheel drop; 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, during work, the cameras identify information pictures of the model, the model number, the vehicle number and the axle number, 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 and alignment system for non-wheel-turning lathe according to claim 2, wherein the axle number image recognition subsystem uses image recognition technology, which can recognize vehicle type, vehicle number, axle number vehicle information in case of moving and stationary vehicle.
4. The intelligent traction alignment system for non-turning lathe according to claim 1, wherein the central integrated control subsystem unit can automatically write the vehicle information recognized by the shaft number image recognition subsystem to the non-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 the indel lathe according to claim 1, wherein the wireless signal transmission module of the central integrated control subsystem unit can collect the speed, the electric quantity and the moving direction information of the tractor, the alignment signal lamp status of the indel lathe, and the axle number information of the vehicle recognized by the axle number image recognition subsystem in real time and display the information in the interface of the central integrated control subsystem unit, so that the operator can visually know the current status of the traction alignment of the vehicle.
7. The application method of the intelligent traction alignment system for the non-drop-wheel lathe is characterized by comprising the following steps, step S1: under the prerequisite that the condition was satisfied in the affirmation vehicle movement, central integrated control subsystem unit assigned 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 instruction back on the tractor, the advancing of remote control unit remote control tractor, retreat, scram, reset and 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; and 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 recognition subsystem recognizes the target alignment carriage information, the wheel pair automatic alignment control subsystem unit starts to read the lathe 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 instruction to the automatic traction subsystem unit of the tractor, the automatic traction subsystem unit of the tractor sends a stopping instruction to the tractor through the signal transmission module, the signal transmission module on the tractor receives the instruction, and the remote control device remotely controls the tractor to stop moving; 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 of claim 7, wherein in step S4, when the target alignment carriage of the tractor-drawn vehicle reaches the specified alignment position of the lathe, the lathe signal lights are simultaneously on.
9. The method of claim 7, wherein in step S5, the remote control unit remotely controls the safety interlock control subsystem installed on the tractor and at the lathe in the turning machine house to realize the braking of the wheel after the tractor is stopped.
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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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| 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 true 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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2020
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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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