CN214175114U

CN214175114U - Automatic equipment of traceing back of product process

Info

Publication number: CN214175114U
Application number: CN202022312886.7U
Authority: CN
Inventors: 李书清
Original assignee: Zhuhai Huizhong Intelligent Technology Co ltd
Current assignee: Zhuhai Huizhong Intelligent Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-09-10
Anticipated expiration: 2030-10-16

Abstract

An automatic product process tracing device comprises: the RFID card comprises an upper computer, a sub machine and an RFID card, wherein chips are arranged on the upper computer and the sub machine, the upper computer is connected with the sub machine, RFID read-write modules are arranged on the upper computer and the sub machine, the upper computer and the sub machine read and write data stored in the RFID card through the RFID read-write modules, and the RFID card is arranged on a product carrier on a production line. Through the utility model discloses, can make the product discernment on the production line that production process corresponds track the accuracy, improve the productivity effect source.

Description

Automatic equipment of traceing back of product process

Technical Field

The utility model relates to a product production processing technology field, concretely relates to automatic equipment of traceing back of product process.

Background

The production line refers to a route which is passed by the production process of a product, namely, a route which is formed by a series of production activities such as processing, conveying, assembling, checking and the like from the time when raw materials enter a production field. The method is divided into a flow production line and a non-flow production line according to the rhythm speed, and is divided into an automatic production line and a non-automatic production line according to the automation degree.

At present, the traditional manual production mode is gradually eliminated, on one hand, the labor cost is high, on the other hand, the production efficiency is low, the timely response of production management cannot be realized, and meanwhile, the safety consideration is also taken into consideration. With the development of economy and the development speed of science and technology, the application of science and technology in industrial production also reaches unprecedented progress. With the rise of domestic demands, the strict safety requirements and cost efficiency requirements of the production process of industrial production promote the rapid development of the intelligent management of the industrial production line. A standard, accurate and timely production server database needs to be established during automatic production, light, standard and careful production operation management work is achieved, and orderly and reasonable management and control of working procedures and stations are achieved. The management efficiency is improved, and the timely, accurate and comprehensive production dynamics are mastered, so that the production process is effectively controlled.

Each process of the production line can only produce the same or same batch of products at any time point, and the products correspond to each process and processing time pair on the production line. In the automatic production process, if the products have flaws, the flaws are difficult to be found actively, and each product cannot be accurately positioned and tracked.

It can be seen that there are a number of problems with the prior art.

SUMMERY OF THE UTILITY MODEL

For this reason, in order to solve the above-mentioned problem among the prior art, the utility model provides an equipment is traceed back automatically to product process.

The utility model discloses an above-mentioned problem is solved to following technical means:

an automatic product process tracing device comprises: the RFID card comprises an upper computer, a submachine and an RFID card, wherein chips are arranged on the upper computer and the submachine and used for data calculation and instruction receiving and sending, the upper computer is connected with the submachine, RFID read-write modules are arranged on the upper computer and the submachine, the upper computer and the submachine read and write data stored in the RFID card through the RFID read-write modules, and the RFID card is arranged on a product carrier on a production line.

Furthermore, the connection between the upper computer and the submachine is wifi connection, Bluetooth connection or wired connection.

Furthermore, the submachine is also provided with a clock correction module for correcting and recording the station-entering time and the station-exiting time of each work station of the product on the production line.

Furthermore, the submachine is also provided with a state reminding module for displaying whether the submachine finishes the initialization setting.

Furthermore, the sub-machines are provided with I/O interfaces for sensing the PLC action of the product on the production line.

Furthermore, the upper computer is also provided with an initial setting module for performing initial setting on the submachine and the RFID card.

Furthermore, the upper computer is also provided with an alarm module for providing early warning service.

Further, the RFID card can also be arranged on a product.

Further, the utility model discloses still include the database, the database with through wireless or wired connection between the host computer.

Through the utility model discloses, can make the product identification on the production line that production process corresponds track accurately, survey that can be accurate or acquire the process time on the worker station that the product corresponds on the production line, it is fast to handle response speed, does not break the continuous production beat, improves the productivity effect, practices thrift manpower processing resources, and can inquire a certain product through the information clarity that data center collected fast and correspond unusual problem, convenient concentrated analysis handles. In addition, compared with the existing radio frequency identification chip embedding tracking technology on the market, the scheme does not need direct interaction between industrial control and process data, does not need a communication protocol, and has the advantages of simple and convenient operation, low technical threshold and low cost.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is the utility model provides a pair of automatic equipment of traceing back of product process schematic diagram.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanying the drawings are described in detail below. It should be noted that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Examples

As shown in fig. 1, an automatic product process tracing apparatus includes: the system comprises an upper computer (for clearer expression, in the embodiment, the upper computer is replaced by a host computer, as shown in fig. 1), a sub computer and an RFID card, wherein chips, namely CPUs (central processing units) are arranged on the upper computer and the sub computer and are used for data calculation, instruction receiving and sending and the like, and the chips on the upper computer and the sub computer are selected and matched automatically according to actual needs; the RFID card reading and writing system is characterized in that the upper computer is connected with the submachine, RFID reading and writing modules are arranged on the upper computer and the submachine, the upper computer and the submachine read and write data stored in the RFID card through the RFID reading and writing modules, and the RFID card is arranged on a product carrier on a production line. Preferably, the utility model discloses still include the database, the database with through wireless or wired connection between the host computer.

Preferably, the connection between the upper computer and the submachine is wifi connection, Bluetooth connection or wired connection.

Briefly introduce below the utility model the relevant operating condition and the work flow of the submachine:

preferably, the submachine is further provided with a clock correction module for correcting and recording the arrival time and the departure time of each work station of the product on the production line. It should be noted that, the start time and the stop time of the product at each work station on the production line need to be recorded, and preferably, the present invention is configured to control the start time and the stop time of each work station by using a PLC.

Preferably, the sub-machines are also provided with I/O interfaces for sensing the PLC action of the product in the production line. It should be noted that, each workstation on the production line has the corresponding process parameters required by the workstation, and all processes of the product at the workstation are recorded by the workstation, preferably implemented by using a PLC. The slave unit senses a PLC operation in a work station on the production line through the I/O interface (note that the "PLC operation" refers to an operation of starting or stopping a work station controlled by a PLC, and the same applies hereinafter).

Preferably, the upper computer is further provided with an initial setting module for performing initial setting on the submachine and performing initial setting on the RFID card. It should be noted that before the sub-machine is put into operation, it must be set, and the operation method is to write the parameters to be set into an RFID card on an initial setting module on the upper computer, where the parameters include: the system comprises a WIFI name, a WIFI password, an initial station position (a default first station), whether I/O interface input/output is started or not, refreshing time is written in, and the like, and then parameter information is written in the RFID card through an RFID read-write module on the upper computer. Preferably, the RFID card before the parameters are not written is a normal-size RFID card, namely a white card with the size of a business card, and information can be conveniently written on the card surface by a pen for marking.

Preferably, the submachine is further provided with a state reminding module for displaying whether the submachine completes initialization setting. It should be noted that, as a preference, the handset is installed on each workstation of the production line, and since the handset transmits signals wirelessly, it is not possible to install a place where there is too much metal shielding to affect the transmission distance, the power line connecting the handset, and the I/O input/output line connected to the workstation. The red light on the submachine is flashing to indicate that the submachine is not initialized at the moment, an induction area (the induction area is an RFID read-write module arranged in the submachine) is induced by an RFID card with written information (namely parameters), the red light is extinguished, the yellow light flashes to indicate that WIFI and synchronization time are being connected, when the yellow light is extinguished and the white light is on, the WIFI is connected and the synchronization time is good, and the initialization of the submachine is finished at the moment.

It should be noted that, after the sub-machine reads successful RFID card information, the UID code of the card is written into the storage area, the sub-machine receives the card as a management card by default, and writes the mac code of the sub-machine and the station number where the sub-machine is located into the RFID card, and after reading the station number and adding one to the station number after the mac code, the sub-machine of the next station. When the host computer end has a sub machine to be successfully accessed, an accessed sub machine list is displayed; when the sub-machines are set and are connected successfully to the upper computer, clicking is performed on the interface of the upper computer, and each sub-machine can set parameters of the sub-machine: the method comprises the steps of starting and closing the station position and refreshing time, does not comprise a WIFI password name and the station position, and needs to initialize card authorization if needing to be set.

The sub-machine after initialization waits for the RFID card at a refresh rate of 20ms, namely the inflow of products, when the RFID card is sensed, time information is read immediately through the time correction module and written into the arrival time position in the card, and after 100 milliseconds (the 100 millisecond time can be set according to the actual situation), one is written in the stay time zone, (the upper computer reads the value and multiplies the value by 100 milliseconds), namely the sub-machine waits for an OK signal at the same time at the refresh rate of 20 milliseconds, and when the OK signal is detected, the area of the OK signal is written immediately. When the slave unit reads the data stored in the local station, the slave unit writes the time information to the position designated by the rework.

The upper computer reads the RFID card data on the set station position through the online reading and writing sub-machine, judges whether station jumping, heavy industry and station leakage occur or not through the time information and the OK signal position, and is preferably provided with an alarm module for providing early warning service when the conditions of station jumping, heavy industry, station leakage and the like occur to the product. The utility model discloses the preferred adoption blocks the outflow of defective products through signal of relay output, and local server is incorporated to the defective products.

Preferably, the utility model also comprises a label module, wherein the label module is used for generating a label corresponding to each good product and sending the label information to the upper computer; preferably, the label module comprises a label generating module and a label reading module, and the label generating module is used for generating a label corresponding to each good product; the tag reading module is used for reading the tag information generated by the tag generating module and sending the read information to the upper computer. Preferably, the label is a two-dimensional code. At this time, the upper computer sends the good product information, the information on the corresponding RFID card, and the corresponding two-dimensional code information to the database.

Preferably, the RFID card can also be arranged on a product.

Preferably, the utility model discloses still include card erasing module for erase the information data on the RFID card of accomplishing all processes, the RFID card of being clear of content then gets into next circulation and is used by next product.

The function of the sub-machine in the entire production line is briefly described below on the basis of the entire production line:

before the submachine starts to work, initializing the RFID card and the submachine through the upper computer, wherein the specific initialization method is described in detail above and is not described again; install the RFID card after initializing on product carrier or product, when the product got into the production line, there are one or more workstations (every workstation all has corresponding PLC control), every workstation all corresponds a parasite aircraft, every parasite aircraft all need initialize when beginning work, when the product reaches first workstation, the parasite aircraft that first workstation corresponds can start including but not limited to operation: reading the RFID card; writing the time for entering the first workstation into the RFID card; writing the time for exiting the first workstation into the RFID card; writing the station into the RFID card; writing an I/O interface signal fed back by the PLC into the RFID card and received by the submachine; and judging whether the work piece is a heavy work piece or not, and writing the work piece into the RFID card. Then, entering the next workstation, the sub-machine of the next workstation repeats the operation of the sub-machine of the first workstation, and the last workstation is known to enter according to the circulation, the upper computer reads the RFID cards passing through all the workstations in front at the moment, judges the product state, marks the good products by two-dimensional codes and sends the product information, the information on the corresponding RFID cards and the corresponding two-dimensional code information to the database; and blocking the defective products and providing early warning for workers on the product line.

In addition, after the whole process of the whole production line is completed, the RFID card on the product or the product carrier can be taken out, the content on the taken-out RFID card is erased through the card erasing module, a new RFID card without any content is formed, and the RFID card with the erased content can be put into the product or the product carrier again for next cycle use.

Through the utility model discloses, can make the product identification on the production line that production process corresponds track accurately, survey that can be accurate or acquire the process time on the workstation that the product corresponds on the production line (the time that product processing or test procedure spent promptly, time of arriving promptly and the time of leaving a station), it is fast to handle response speed, do not break the continuous production beat, the productivity effect is improved, practice thrift manpower processing resources, and can be through the clear quick inquiry of information that data center collected to a certain product correspond unusual problem, convenient centralized analysis handles. In addition, compared with the existing radio frequency identification chip embedding tracking technology on the market, the scheme does not need direct interaction between industrial control and process data, does not need a communication protocol, and has the advantages of simple and convenient operation, low technical threshold and low cost.

Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the purview of the invention to effect such feature, structure, or characteristic in connection with other ones of the embodiments. Although the invention has been described herein with reference to a number of illustrative examples thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this invention. More specifically, other uses will be apparent to those skilled in the art in view of variations and modifications in the subject matter incorporating the components and/or arrangement of the arrangement within the scope of the disclosure, drawings and claims hereof.

Claims

1. An automatic product process tracing device is characterized by comprising: the RFID card comprises an upper computer, a submachine and an RFID card, wherein chips are arranged on the upper computer and the submachine and used for data calculation and instruction receiving and sending, the upper computer is connected with the submachine, RFID read-write modules are arranged on the upper computer and the submachine, the upper computer and the submachine read and write data stored in the RFID card through the RFID read-write modules, and the RFID card is arranged on a product carrier or a product on a production line.

2. The automatic product process tracing equipment of claim 1, wherein the connection between the upper computer and the submachine is a wifi connection, a bluetooth connection or a wired connection.

3. The automatic product process tracing equipment of claim 1, wherein said sub-machine is further provided with a clock correction module for correcting and recording the incoming time and the outgoing time of each work station of the product on the production line.

4. The automatic product process tracing equipment of claim 1, wherein said sub-machine is further provided with a state reminding module for displaying whether said sub-machine completes initialization setting.

5. The automatic product process tracing equipment of claim 1, wherein said sub-machines are also provided with I/O interfaces for sensing PLC actions of products on a production line.

6. The automatic product process tracing equipment of claim 1, wherein the upper computer is further provided with an initial setting module for performing initial setting on the sub machine and performing initial setting on the RFID card.

7. The automatic product process tracing equipment of claim 1, wherein the upper computer is further provided with an alarm module for providing early warning service.

8. The automatic product process tracing equipment of claim 1, further comprising a database, wherein the database is connected with the upper computer through a wireless or wired connection.