阅读说明：本技术 输送带识别定位系统及输送带定位方法 (Conveyer belt identification and positioning system and conveyer belt positioning method ) 是由 袁佳春 郭栓 高灿宏 陈希 于 2020-05-15 设计创作，主要内容包括：本发明公开了输送带识别定位系统及输送带定位方法,涉及输送带检测的技术领域,输送带识别定位系统及输送带定位方法通过无需等距离埋设RFID芯片的设置,使得已经在运行中的输送带也可以后续加装输送带识别定位系统,仅需在现有的输送带上随意间隔埋设多个RFID芯片,并在输送带框架上安装读取器即可,使得输送带的更新迭代更为简易,无需更换整条输送带,而且对RFID芯片埋设的间隔位置没有要求,通过输送带定位方法可以更快的确认输送带损坏的大致位置,避免了工人的长时间的费力寻找,加快了输送带维修速度,减少了输送系统的停机时间,大大提高了生产效率。(The invention discloses a conveyer belt identifying and positioning system and a conveyer belt positioning method, relating to the technical field of conveyer belt detection, wherein the conveyer belt identifying and positioning system and the conveyer belt positioning method are arranged without embedding RFID chips at equal intervals, so that the conveyer belt which is already in operation can be additionally provided with the conveyer belt identification and positioning system subsequently, only a plurality of RFID chips are required to be randomly embedded on the existing conveyer belt at intervals, and a reader is arranged on the conveyer belt frame, so that the updating iteration of the conveyer belt is simpler and easier without replacing the whole conveyer belt, and the interval position for embedding the RFID chip is not required, the approximate position of the damaged conveying belt can be quickly confirmed by the conveying belt positioning method, the long-time labor-consuming search of workers is avoided, the conveying belt maintenance speed is accelerated, the downtime of a conveying system is reduced, and the production efficiency is greatly improved.)

1. The identification and positioning system for the conveying belt is characterized by comprising a frame and the conveying belt provided with RFID chips, wherein the RFID chips are placed in the conveying belt at unequal intervals, at least one reader is arranged on the frame, and the reader is fixedly installed on the frame.

2. The conveyor belt identification and positioning system of claim 1 wherein one of the readers is disposed on the same side of the frame.

3. The conveyor belt identification and positioning system of claim 1 wherein two of the readers are disposed on the same side of the frame.

4. The conveyor belt identification and positioning system of claim 2 wherein one of the readers is disposed on each of two sides of the frame.

5. The conveyor belt identification and positioning system of claim 3 wherein two of the readers are disposed on each side of the frame.

6. The conveyor belt positioning method is applied to the conveyor belt identification and positioning system as claimed in claim 2, and is characterized by comprising the following steps of:

the method comprises the following steps: obtaining the conveying speed V of the stable conveying of the conveyer belt from the conveyer belt system₁；

Step two: the reader reads and records the time T that each RFID chip is read₁～T_nAnd calculating the read time difference between the RFID chips;

step three: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step four: taking emergency stop operation, and recording the number of the RFID chip read by the reader after emergency stop, such as a No. 09 chip;

step five: calling the time difference T between the No. 02 chip and the No. 09 chip in the step two_{Difference (D)}；

Step six: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step seven: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eight: conveying a reverse seek S from the reader' S location to the conveyor belt₁～S₂The approximate range of the damaged position of the conveying belt can be locked;

step nine: and after the conveying belt is cut or lengthened, the reader reads the data to be cleared, and waits for the conveying belt to run again and records new data.

7. A conveyor belt positioning method applied to the conveyor belt identification and positioning system according to claim 3, characterized by comprising the following steps:

the method comprises the following steps: after the conveying belt is stably conveyed, the read time difference T of the same RFID chip between the first reader and the second reader is obtained₀；

Step two: obtaining a distance S between a first reader and a second reader₀；

Step three: calculating the instant of conveyance of a conveyor beltTime velocity V₁＝S₀÷T₀；

Step four: the reader reads and records the time T that each RFID chip is read₁～T_nAnd calculating the read time difference between the RFID chips;

step five: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step six: taking emergency stop operation, and recording the number of the RFID chip read by the reader after emergency stop, such as a No. 09 chip;

step seven: calling the time difference T between the No. 02 chip and the No. 09 chip in the step four_{Difference (D)}；

Step eight: calling the instantaneous speed V between the No. 02 chip and the No. 09 chip in the step III₁；

Step nine: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step ten: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eleven: conveying a reverse seek S from the reader' S location to the conveyor belt₁～S₂I.e. the approximate range of damaged conveyor belt positions can be locked.

Technical Field

The invention relates to the technical field of conveyor belt detection, in particular to a conveyor belt identification and positioning system and a conveyor belt positioning method.

Background

The existing conveying belt, particularly a conveying belt used in a long-length industrial and mining industry, needs to be stopped immediately after the conveying belt is found to be damaged, then workers are arranged to find the damaged position of the conveying belt and repair and fill the damaged position of the conveying belt immediately, but the conveying belt can also advance forward for a certain distance even if the conveying belt is stopped immediately when the damaged position of the conveying belt is found, the longer distance of the conveying belt is uncontrollable, the workers are difficult to find the damaged position, and therefore the long-time stopping of the conveying belt can be caused, and the production is influenced.

At present, a novel conveyor belt with equidistant RFID chips embedded on the conveyor belt exists, but the embedding of the RFID chips on the conveyor belt is difficult to ensure the equal spacing, and the length of the conveyor belt can be changed due to the splicing and the use of the conveyor belt, so that the conveyor belt with the equal spacing RFID chips is not suitable.

Disclosure of Invention

In order to solve the problems, the technical scheme of the invention provides a conveyor belt identification and positioning system. The technical scheme is as follows:

in one aspect, the invention provides a conveyor belt identification and positioning system, which comprises a frame and a conveyor belt provided with RFID chips, wherein the RFID chips are placed in the conveyor belt at unequal intervals, the frame is provided with at least one reader, and the reader is fixedly arranged on the frame.

In particular, a reader is provided on the same side of the frame.

In particular, two readers are arranged on the same side of the frame.

In particular, one reader is provided on each side of the frame.

In particular, two readers are provided on each side of the frame.

In another aspect, the present invention provides a method for positioning a conveyor belt, which is applied to a conveyor belt identification and positioning system having only one reader, and comprises the following steps:

the method comprises the following steps: obtaining the conveying speed V of the stable conveying of the conveyer belt from the conveyer belt system₁；

Step two: the reader reads and records the time T of each RFID chip being read₁～T_nAnd calculating the read time difference between the RFID chips;

step three: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step four: taking emergency stop operation, and recording the number of the RFID chip read by the reader after the emergency stop, such as a No. 09 chip;

step five: calling the time difference T between the No. 02 chip and the No. 09 chip in the step two_{Difference (D)}；

Step six: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step seven: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eight: conveying a reverse seek S from the reader' S position to the conveyor belt₁～S₂The approximate range of the damaged position of the conveying belt can be locked;

step nine: after the conveyer belt is cut or lengthened, the reader reads the data and clears the data, and waits for the conveyer belt to run again and records new data.

In another aspect, the present invention provides a method for positioning a conveyor belt, which is applied to a conveyor belt identification and positioning system having two readers, and comprises the following steps:

the method comprises the following steps: after the conveying belt is stably conveyed, the read time difference T of the same RFID chip between the first reader and the second reader is obtained₀；

Step two: obtaining a distance S between a first reader and a second reader₀；

Step three: calculating the instantaneous conveying speed V of the conveyor belt₁＝S₀÷T₀；

Step four: the reader reads and records the time T of each RFID chip being read₁～T_nAnd calculating the read time difference between the RFID chips;

step five: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step six: taking emergency stop operation, and recording the number of the RFID chip read by the reader after the emergency stop, such as a No. 09 chip;

step seven: calling the time difference T between the No. 02 chip and the No. 09 chip in the step four_{Difference (D)}；

Step eight: invoking the instantaneous speed V between chip No. 02 and chip No. 09 in step three₁；

Step nine: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step ten: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eleven: conveying a reverse seek S from the reader' S position to the conveyor belt₁～S₂I.e. the approximate range of damaged conveyor belt positions can be locked.

The invention has the beneficial effects that: through the setting that need not the equidistance and bury RFID chip underground, make conveyer belt in service also can follow-up additional installation conveyer belt discernment positioning system, only need bury a plurality of RFID chips at random interval on current conveyer belt underground, and install the reader on the conveyer belt frame can, make the renewal iteration of conveyer belt more simple and easy, need not to change whole conveyer belt, and the interval position that buries the RFID chip underground does not have the requirement, can confirm the roughly position of conveyer belt damage through the conveyer belt positioning method more fast, the long-time hard searching of workman has been avoided, the conveyer belt maintenance speed has been accelerated, conveying system's down time has been reduced, production efficiency is greatly improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention, in which:

fig. 1 is a schematic structural diagram of a conveyor belt identification and positioning system according to an embodiment of the present invention;

FIG. 2 is a flow chart of a method for positioning a conveyor belt according to an embodiment of the present invention;

fig. 3 is a flow chart of another method for positioning a conveyor belt according to an embodiment of the invention.

Detailed Description

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

The existing conveying belt, particularly a conveying belt used in a long-length industrial and mining industry, needs to be stopped immediately after the conveying belt is found to be damaged, then workers are arranged to find the damaged position of the conveying belt and repair and fill the damaged position of the conveying belt immediately, but the conveying belt can also advance forward for a certain distance even if the conveying belt is stopped immediately when the damaged position of the conveying belt is found, the longer distance of the conveying belt is uncontrollable, the workers are difficult to find the damaged position, and therefore the long-time stopping of the conveying belt can be caused, and the production is influenced.

At present, a novel conveyor belt with equidistant RFID chips embedded on the conveyor belt exists, but the embedding of the RFID chips on the conveyor belt is difficult to ensure the equal spacing, and the length of the conveyor belt can be changed due to the splicing and the use of the conveyor belt, so that the conveyor belt with the equal spacing RFID chips is not suitable.

In order to quickly locate the damaged position of the conveying belt, the invention provides a conveying belt identification and location system, which adopts the following technical scheme:

the invention is explained in further detail below with reference to fig. 1 to 3.

As shown in fig. 1, 2 and 3, the present invention provides a web identification and positioning system, which comprises a frame 2 and a web provided with RFID chips, wherein the RFID chips are placed in the web at unequal intervals, at least one reader 1 is arranged on the frame 2, and the reader 1 is fixedly mounted on the frame 2.

In particular, a reader 1 is provided on the same side of the frame 2.

In particular, two readers 1 are provided on the same side of the frame 2.

In particular, one reader 1 is provided on each side of the frame 2.

In particular, two readers 1 are provided on each side of the frame 2

As shown in fig. 2, the invention also provides a positioning method of the conveyor belt, which adopts the following technical scheme:

the conveying belt positioning method is applied to a conveying belt identification positioning system with only one reader 1, and comprises the following steps:

the method comprises the following steps: obtaining the conveying speed V of the stable conveying of the conveyer belt from the conveyer belt system₁；

Step two: the reader 1 reads and records the time T at which each RFID chip is read₁～T_nAnd calculating the read time difference between the RFID chips;

step three: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step four: taking an emergency stop operation, and recording the number of the RFID chip read by the reader 1 after the emergency stop, such as a No. 09 chip;

step five: calling the time difference T between the No. 02 chip and the No. 09 chip in the step two_{Difference (D)}；

Step six: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step seven: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eight: conveying the opposite direction from the position of the reader 1 to the conveyor belt to seek S₁～S₂Can lock the conveyor belt from damageApproximate range of positions;

step nine: after the conveyor belt is cut or lengthened, the reader 1 reads the data and clears the data, and waits for the conveyor belt to run again and records new data.

As shown in fig. 3, the present invention further provides a positioning method for a conveyor belt, which comprises the following steps:

the identification and positioning system for the conveyer belt with two readers 1 comprises the following steps:

the method comprises the following steps: after the conveying belt is stably conveyed, the read time difference T of the same RFID chip between the first reader 1 and the second reader 1 is obtained₀；

Step two: obtaining a distance S between a first reader 1 and a second reader 1₀；

Step three: calculating the instantaneous conveying speed V of the conveyor belt₁＝S₀÷T₀；

Step four: the reader 1 reads and records the time T at which each RFID chip is read₁～T_nAnd calculating the read time difference between the RFID chips;

step five: finding the damaged position of the conveyer belt, and recording the serial number of an RFID chip close to the damaged position of the conveyer belt, such as a No. 02 chip;

step six: taking an emergency stop operation, and recording the number of the RFID chip read by the reader 1 after the emergency stop, such as a No. 09 chip;

step seven: calling the time difference T between the No. 02 chip and the No. 09 chip in the step four_{Difference (D)}；

Step eight: invoking the instantaneous speed V between chip No. 02 and chip No. 09 in step three₁；

Step nine: calculating the distance S between No. 02 chip and No. 09 chip₁＝T_{Difference (D)}×V₁；

Step ten: in the same step five and step six, the distance S between the No. 01 chip and the No. 09 chip is calculated₂；

Step eleven: conveying the opposite direction from the position of the reader 1 to the conveyor belt to seek S₁～S₂I.e. the approximate range of damaged conveyor belt positions can be locked.

Through the setting that need not the equidistance and bury RFID chip underground, make conveyer belt in service also can follow-up additional installation conveyer belt discernment positioning system, only need bury a plurality of RFID chips at random interval on current conveyer belt, and installation reader 1 on conveyer belt frame 2 can, make the renewal iteration of conveyer belt more simple and easy, need not to change whole conveyer belt, and the interval position of burying the RFID chip underground does not have the requirement, can confirm the roughly position of conveyer belt damage through the conveyer belt positioning method more fast, the long-time hard searching of workman has been avoided, the conveyer belt maintenance speed has been accelerated, conveying system's down time has been reduced, and the production efficiency is greatly improved.

In the embodiment, a mode of two readers is preferably adopted, because the two readers can record the conveying speed of the conveying belt in real time, and the speed of slow running can be obtained through position acquisition even after stopping, so that the positioning effect of the two readers is better than that of a single reader, and the two readers can be used directly without refreshing the system storage after replacing or cutting the conveying belt.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The "one end" and "the other end" merely indicate relative positional relationships, and when the absolute positional relationship of the object to be described is changed, the corresponding positional relationship is also changed accordingly. Further, the term "at least one" as used herein includes one, two or more.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.