阅读说明：本技术 用于注塑成型过程的生产现场数据采集器及数据采集方法 (Production field data acquisition unit and data acquisition method for injection molding process ) 是由 汪智勇 薛艳奔 刘旭才 冯伟 杨金表 刘春� 周良 徐承虎 于 2020-05-08 设计创作，主要内容包括：本发明公开了一种用于注塑成型过程的生产现场数据采集器,涉及支架领域。它包括整体上呈环形的环形底板(1),所述环形底板(1)上安装多个间隔布置的支撑架(2),所述支撑架(2)包括整体呈柱状结构的支持架(5)、安装在环形底板(1)上的支撑底座(3),以及用于放置电动机飞轮的飞轮放置底座(6),所述支持架(5)顶端与飞轮放置底座(6)固定连接,支持架(5)底端与支撑底座(3)固定连接。本发明结构简单、功能实用,节省了使用成本,经济性强。(The invention discloses a production field data acquisition device for an injection molding process, and relates to the field of supports. It is including being annular bottom plate (1) on the whole, install a plurality of interval arrangements's support frame (2) on annular bottom plate (1), support frame (2) are stand (5), the support base (3) of installing on annular bottom plate (1) of column structure including whole to and be used for placing motor flywheel's flywheel and place base (6), stand (5) top and flywheel are placed base (6) fixed connection, stand (5) bottom and support base (3) fixed connection. The invention has simple structure, practical function, use cost saving and strong economical efficiency.)

1. The utility model provides a production scene data collection station for injection moulding process which characterized in that: comprises a central processing unit (1), a data interface module (2), a temperature acquisition module (3), a display module (4) and a network interface module (5), wherein,

the central processing unit (1) is connected with the sensor interface of the injection molding machine calculator and is used for collecting the counting condition in the injection molding production process, and comprises a central processor (11) for processing the real-time production data in the injection molding production process, a solid-state storage (12) for storing the real-time production data in the injection molding production process, a memory (13) for connecting the central processor (11) and the solid-state storage (12), and port interface circuits (14) for connecting data interfaces on the sensor of the injection molding machine calculator;

the data interface module (2) is connected with a data communication interface (23) of the injection molding machine and comprises an analog AI port (21) used for inputting and simulating a real-time production signal of the injection molding machine, a digital I/O port (22) used for inputting and outputting the real-time production data in the injection molding production process, a communication interface (23) used for networking the analog signal, a Bluetooth interface module used for connecting Bluetooth equipment and an NFC interface module used for connecting the communication equipment in a close-range non-contact manner;

the temperature acquisition module (3) is connected to a common joint of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface (31) and is used for acquiring the temperature of a charging barrel in the injection molding machine;

the display module (4) is used for displaying real-time production data in the injection molding production process;

and the network interface module (5) is connected with a data communication interface of the injection molding machine and is used for providing a network communication function for the collector to transmit data.

2. The production site data collector for the injection molding process according to claim 1, characterized in that: the temperature acquisition control precision of the temperature acquisition module (3) is +/-0.4 ℃.

3. The production site data collector for the injection molding process according to claim 2, characterized in that: the network interface module (5) is a double network port and comprises a wired network interface, a wireless network interface, a 4G communication interface and a 5G communication interface.

4. The production site data collector for the injection molding process according to claim 3, characterized in that: the plurality of wireless network ports are connected in series to form a wireless network connection.

5. A production field data acquisition method for an injection molding process is characterized by comprising the following steps: which comprises the following steps of,

s1: the temperature acquisition module (3) is connected to a common joint of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface (31), so that the temperature of a charging barrel in the injection molding machine is acquired;

s2: the central processor (11) is connected to a sensor interface of a counter of the injection molding machine so as to collect the counting condition in the injection molding production process;

s3: the network interface module (5) is connected with a data communication interface of the injection molding machine and provides a network communication function for the collector to transmit data;

s4: the digital I/O port (22) is connected with a data I/O interface of the injection molding machine, so that the real-time transmission of production data of the injection molding machine is realized.

6. The production site data acquisition method for an injection molding process according to claim 5, characterized in that: further comprising step S5: the method comprises the steps of acquiring key production parameters in the injection molding production process in real time through a data interface module (2), monitoring the injection molding production process in real time through a computer PC (personal computer) end and a mobile phone mobile end, and providing a data basis for real-time online monitoring and process fault diagnosis of the injection molding production process, wherein the key production parameters comprise injection molding pressure, injection speed, melt temperature, mold temperature, injection molding cycle and injection molding batch.

Technical Field

The invention relates to a device for collecting production data in an injection molding process, in particular to a production field data collector and a data collecting method for the injection molding process.

Background

In the injection molding production process, the key parameter operation condition of injection molding equipment (such as an injection molding machine, a mold temperature machine and the like) has direct influence on the quality of plastic products; meanwhile, by collecting and timely analyzing the data of key parameters in the injection molding production process in real time, the fault analysis and diagnosis in the injection molding production process can be effectively carried out, the injection molding production quality and the product qualification rate are improved, and the production cost is favorably reduced.

The existing injection molding machine controller can record key parameters of an injection molding production process, but a data interface is not opened generally, and data of the production process cannot be transmitted; the injection molding machine controller with the data open interface is expensive and the collected data is not complete. The existing data collector cannot collect all production unit data through a communication port to realize interconnection and intercommunication because a uniform protocol is required to support.

Therefore, in view of the above problems, there is a need for a data collector for collecting on-site production data of an injection molding process.

Disclosure of Invention

The invention aims to provide a production field data acquisition device and a production field data acquisition method for an injection molding process, aiming at the technical problems.

In a first aspect, the technical scheme of the invention is as follows: the utility model provides a production scene data collection station for injection moulding process which characterized in that: comprises a central processing unit, a data interface module, a temperature acquisition module, a display module and a network interface module, wherein,

the central processing unit is connected with the sensor interface of the injection molding machine calculator and is used for collecting the counting condition in the injection molding production process, and comprises a central processor for processing real-time production data in the injection molding production process, a solid-state storage for storing the real-time production data in the injection molding production process, a memory for connecting the central processor and the solid-state storage, and port interface circuits for connecting the data interfaces on the sensor of the injection molding machine calculator;

the data interface module is connected with a data communication interface of the injection molding machine and comprises an analog AI port for inputting and simulating a real-time production signal of the injection molding machine, a digital I/O port for inputting and outputting real-time production data in the injection molding production process, a communication interface for networking the analog signal, a Bluetooth interface module for connecting Bluetooth equipment and an NFC interface module for connecting the near-distance non-contact communication equipment;

the temperature acquisition module is connected to a common contact of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface and is used for acquiring the temperature of a charging barrel in the injection molding machine;

the display module is used for displaying real-time production data in the injection molding production process;

and the network interface module is connected with the data communication interface of the injection molding machine and is used for providing a network communication function for the collector to transmit data.

In the technical scheme, the temperature acquisition control precision of the temperature acquisition module is +/-0.4 ℃.

In the above technical solution, the network interface module is a dual network port, and includes a wired network interface, a wireless network interface, a 4G communication interface, and a 5G communication interface.

In the above technical solution, the plurality of wireless network ports are connected in series to form a wireless network connection.

In a second aspect, the technical scheme of the invention is as follows: a production field data acquisition method for an injection molding process comprises the following steps,

s1: the temperature acquisition module is connected to a common contact of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface so as to acquire the temperature of a charging barrel in the injection molding machine;

s2: the central processor is connected to a sensor interface of a counter of the injection molding machine so as to collect the counting condition in the injection molding production process;

s3: the network communication module is connected with a data communication interface of the injection molding machine and provides a network communication function for the collector to transmit data;

s4: the digital I/O port is connected with a data I/O interface of the injection molding machine, so that the production data of the injection molding machine can be transmitted in real time.

In the above technical solution, the method further includes step S5: the method comprises the steps of acquiring key production parameters in the injection molding production process in real time through a data interface module, monitoring the injection molding production process in real time through a computer PC (personal computer) end and a mobile phone end, and providing a data basis for real-time online monitoring and process fault diagnosis of the injection molding production process, wherein the key production parameters comprise injection molding pressure, injection speed, melt temperature, mold temperature, injection molding period and injection molding batch.

Compared with the prior art, the invention has the beneficial effects that: the invention realizes the real-time acquisition of the parameters in the injection molding production process by externally connecting the acquisition device to the injection molding machine controller, improves the injection molding production efficiency and quality, and reduces the production cost.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic structural diagram of a production site data collector for an injection molding process according to the present invention;

fig. 2 is a schematic structural diagram of the central processing unit and the interface module 5;

FIG. 3 is a schematic diagram of the connection between the data collector and the injection molding machine controller.

Detailed Description

The problems existing in the prior art are as follows: the existing data acquisition devices (mainly an injection molding machine controller) can record key parameters of the injection molding production process, but a data interface is not opened generally, and the data of the production process cannot be transmitted; in addition, although some data collectors have data open interfaces, the data collectors are expensive and do not collect all data. Aiming at the technical problems, the technical scheme of the invention is as follows: the invention designs a set of data acquisition unit different from the data acquisition unit provided by the existing manufacturer, the data acquisition unit can be connected to the injection molding machine controller, and can be interconnected and communicated among all production units to form uniform background management, thereby realizing the real-time acquisition of the parameters in the injection molding production process.

In order to make the technical purpose, technical solutions and technical effects of the present invention more clear and facilitate those skilled in the art to understand and implement the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the present invention provides a production site data collector for injection molding process, comprising a central processing unit 1, a data interface module 2, a temperature collection module 3, a display module 4 and a network interface module 5, wherein,

(1) the central processing unit 1 is connected with the sensor interface of the injection molding machine calculator and is used for collecting the counting condition in the injection molding production process, and the central processing unit 1 comprises a central processor 11 used for processing the real-time production data in the injection molding production process, a solid-state storage 12 used for storing the real-time production data in the injection molding production process, a memory 13 used for connecting the central processor 11 and the solid-state storage 12, and port interface circuits 14 used for connecting data interfaces on the sensor interface of the injection molding machine calculator.

(2) The data interface module 2 is connected with a data communication interface 23 of the injection molding machine, and the data interface module 2 includes an analog AI port 21 for inputting and simulating a real-time production signal of the injection molding machine, a digital I/O port 22 for inputting and outputting real-time production data in the injection molding production process, and a communication interface 23 for networking the analog signal. Wherein, the number of the analog signal input AI ports exceeds 20, and a 24-bit analog-to-digital converter ADC is integrated. The number of digital I/O ports exceeds 20 and there are multiple USB interfaces (more than 5). The communication interfaces are mainly RS232/485 ports, and the number of the communication interfaces exceeds 5.

In practical operation, preferably, the data interface module further includes a bluetooth interface module for connecting a bluetooth device, and an NFC interface module for connecting a near field contactless communication device.

(3) And the temperature acquisition module 3 is connected to a common joint of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface 31 and is used for acquiring the temperature of a charging barrel in the injection molding machine.

(4) The display module 4 is mainly used for displaying real-time production data in the injection molding production process, and is mainly a touch display of 7 inches or more.

(5) The network interface module 5 is connected with a data communication interface of the injection molding machine, and adopts double network ports, including a wired network interface, a wireless network interface, a 4G communication interface and a 5G communication interface. In actual operation, the network interface module 5 may include a plurality of wired network ports and a plurality of wireless network ports, and is configured to provide a network communication function for the collector to transmit data. Preferably, a plurality of wireless network ports are connected in series to form a wireless network connection.

In actual work, the invention also comprises a production parameter acquisition module for acquiring key production parameters in the injection molding production process in real time, wherein the key production parameters comprise injection molding pressure, injection speed, melt temperature, mold temperature, injection molding cycle and injection molding batch.

In practical operation, the production field data acquisition method of the invention comprises the following steps,

s1: the temperature acquisition module is connected to a common contact of the temperature sensor of the injection molding machine through a temperature acquisition ADC interface so as to acquire the temperature of a charging barrel in the injection molding machine;

s2: the central processor is connected to a sensor interface of a counter of the injection molding machine so as to collect the counting condition in the injection molding production process;

s3: the network communication module is connected with a data communication interface of the injection molding machine and provides a network communication function for the collector to transmit data;

s4: the digital I/O port 22 is interconnected with a data I/O interface of the injection molding machine to realize real-time transmission of production data of the injection molding machine.

In actual operation, the method further includes step S5: the method comprises the steps of acquiring key production parameters in the injection molding production process in real time through a data interface module (2), monitoring the injection molding production process in real time through a computer PC (personal computer) end and a mobile phone mobile end, and providing a data basis for real-time online monitoring and process fault diagnosis of the injection molding production process, wherein the key production parameters comprise injection molding pressure, injection speed, melt temperature, mold temperature, injection molding cycle and injection molding batch.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.