CN215340048U

CN215340048U - Industrial robot current data acquisition device

Info

Publication number: CN215340048U
Application number: CN202121448891.9U
Authority: CN
Inventors: 李志宏; 张坤; 黄慧洁; 凌益美
Original assignee: Shanghai Robot Industrial Technology Research Institute Co Ltd
Current assignee: Shanghai Robot Industrial Technology Research Institute Co Ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-28
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a current data acquisition device of an industrial robot, which is characterized by comprising a current acquisition unit, a power input unit, a shell and a cable access port; the current acquisition unit is arranged in the shell, and the power input unit is connected with an external power supply through a power input port arranged on the shell; the current acquisition unit is connected to an industrial robot controller to be detected through a cable access port arranged on the shell; and multi-channel independent current detection can be realized.

Description

Industrial robot current data acquisition device

Technical Field

The utility model relates to a current data acquisition device of an industrial robot, belonging to the technical field of electronic information.

Background

The main problem in industrial robot stock markets, such as automobile and parts manufacturing industry, is that robots in various processes need to work closely for a long time in a production link, and then the production line is suspended for unified maintenance at a specified time node, so that detecting real-time running states of the robots in various links and predicting possible fault positions and time nodes of the robots in various links are particularly important for normal production. A fault prediction and health management platform for the robot is developed for managing the robot on a production line, the requirements of a customer group on monitoring the state of the robot in real time and adjusting the production strategy of the production line in real time according to a fault prediction report can be met, and the fault prediction and health management platform has a propulsion effect on the production and management of enterprises.

The existing robot diagnosis and prediction is basically based on each robot manufacturer, the early warning service only aims at the robot of the brand, the unified management of the robots of different brands cannot be achieved, unified data standards and bases do not exist, the prediction accuracy is low, and the efficiency is not high. Therefore, it is reasonable to establish a universal fault prediction diagnosis platform which does not distinguish the brand types of the robots, and the unified management of the industrial robots is facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a universal robot detection device.

In order to solve the technical problems, the technical scheme of the utility model is to provide an industrial robot current data acquisition device which is characterized by comprising a current acquisition unit, a power input unit, a shell and a cable access port; the current acquisition unit is arranged in the shell, and the power input unit is connected with an external power supply through a power input port arranged on the shell; the current acquisition unit is connected to the industrial robot controller to be detected through the cable access port that sets up on the shell.

Preferably, the current acquisition unit is including being connected to sampling resistor and the current monitoring extension unit in the measured loop, the current monitoring extension unit include power module, sampling processing chip and all with signal acquisition processing module, the communication module that the sampling processing chip electricity is connected, signal acquisition processing module electricity is connected sampling resistor is with the collection electric current data.

Preferably, the sampling processing chip is a programmable gate array FPGA chip.

Preferably, the signal acquisition processing module is set as a 16-path analog-to-digital converter, and is independently connected with 16 sampling resistors at the highest time.

Preferably, the communication module includes an ethernet transceiver module and a Wifi module.

Preferably, the external power supply is 220V ac power supply, and the power input unit supplies 5V dc power to the power supply module.

Preferably, the housing is a 3D printing housing.

The current collecting device provided by the utility model can realize multi-channel independent current detection, and has the following beneficial effects compared with the prior art:

1. the 16-channel signal acquisition is completed, and the signals can be uploaded to an upper computer system through a communication module;

2. the upper computer system can have the functions of data storage, data processing, running state display, fault state diagnosis and the like;

3. and the access communication of signals at the robot controller end is supported.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

fig. 2 is a schematic structural diagram of the current monitoring extension unit of the present invention.

Detailed Description

In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.

Examples

The utility model is shown in fig. 1 and fig. 2, which is a current data acquisition device of an industrial robot, and the device comprises a current acquisition unit, a power input unit, a 3D printing shell 1 and a cable access port 2; the current acquisition unit is used for acquiring the current value of the industrial robot controller, is arranged in the shell 1, and is used for providing power for the current acquisition unit and is connected with an external power supply through a power input port 3 arranged on the shell 1; the current acquisition unit is connected to the industrial robot controller to be detected through the cable access port 2.

The current collection unit includes:

the sampling resistor is connected into the tested loop; as shown in fig. 2, the current monitoring expansion unit includes a power supply module, a sampling processing chip 4, and a signal acquisition processing module 5 and a communication module 6 both electrically connected to the sampling processing chip 4; the sampling processing chip 4 adopts a field programmable gate array chip, preferably a programmable gate array (FPGA) chip, has stable performance and can continuously upgrade and iterate, and the cost of upgrading and replacing the chip in the using process can be effectively reduced; the signal acquisition processing module 5 is electrically connected with the sampling resistor to acquire current data; the signal acquisition processing module 5 adopts 16 paths of analog-to-digital converters, and can be independently connected with 16 paths of sampling resistors at the same time, so that the acquisition efficiency is improved; the communication module 6 includes an ethernet transceiver module 61 and a wifi module 62.

The external power supply adopts 220V alternating current power supply, and the power input unit supplies 5V direct current power to the power supply module.

Claims

1. The industrial robot current data acquisition device is characterized by comprising a current acquisition unit, a power input unit, a shell (1) and a cable access port (2); the current acquisition unit is arranged in the shell (1), and the power input unit is connected with an external power supply through a power input port (3) arranged on the shell (1); the current acquisition unit is connected to an industrial robot controller to be detected through a cable access port (2) arranged on the shell (1).

2. An industrial robot current data acquisition device according to claim 1, characterized in that the current acquisition unit comprises a sampling resistor connected to the tested loop and a current monitoring expansion unit, the current monitoring expansion unit comprises a power supply module, a sampling processing chip (4), and a signal acquisition processing module (5) and a communication module (6) which are electrically connected with the sampling processing chip (4), the signal acquisition processing module (5) is electrically connected with the sampling resistor to acquire current data.

3. An industrial robot current data acquisition device according to claim 2, characterized in that the sampling processing chip (4) is a programmable gate array, FPGA, chip.

4. An industrial robot current data acquisition device according to claim 2, characterized in that the signal acquisition processing module (5) is provided with 16 analog-to-digital converters, and 16 sampling resistors are independently connected at the same time.

5. An industrial robot current data collection device according to claim 2, characterized in that the communication module (6) comprises an ethernet transceiver module (61) and a Wifi module (62).

6. An industrial robot current data collection device according to claim 2, characterized in that the external power supply is provided with 220V AC power supply, and the power supply input unit supplies 5V DC power to the power supply module.

7. An industrial robot current data collection device according to claim 1, characterized in that the housing is a 3D printed housing.