Riveting pressure controller integrated with multi-channel input and output functions

Abstract

The utility model relates to a riveting pressure controller integrated with multichannel input and output functions. The riveting pressure controller comprises two paths of data acquisition and processing modules and an HM I, the front side of the two-path data acquisition and processing module is provided with four communication indicating lamps which are uniformly distributed, the bottom of the two-path data acquisition and processing module is fixedly provided with a terminal strip, and the top of the two-path data acquisition and processing module is provided with an RS-232 serial port communication interface. A control circuit board is arranged in the two-path data acquisition and processing module, and a central control chip, a downloading port, a control key and a communication control chip are connected to the control circuit board, so that a plurality of riveting tasks can be processed at the same time, the parallel processing capability of a production line is remarkably improved, the production cycle is shortened, and the production efficiency is improved. Compared with the prior art, the whole production efficiency is improved, input signals from different channels can be automatically received and processed, product riveting quality monitoring is carried out according to a preset program, manual monitoring is reduced, and the automation level is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automation manufacturing technology, concretely relates to a riveting pressure controller integrated with multi-channel input and output functions. BACKGROUND

[0002] With the increasing number of high-power, high-bandwidth, and strong vibration scenes, the processing precision requirements for electronic device connectors, including wiring harnesses, connectors, and devices, are becoming higher and higher. In industrial automation processing engineering, whether riveting is in place is a process and quality control problem. In particular, in the new energy automobile manufacturing, aerospace, and electronic equipment assembly industries, traditional automated equipment does not have the function of quickly detecting riveting quality online.

[0003] Although the riveting controllers on the current market achieve automatic control to some extent, through retrieval, the following prior art documents are found: Comparative Document 1: Patent No. 202220912327.6, Authorized Announcement No. CN217798512U, Announcement Date November 15, 2022, discloses a terminal riveting device, which includes a bottom plate, an installation block fixedly installed on the top of the bottom plate, a riveter arranged on the fixed rod, a moving mechanism arranged at the bottom of the bottom plate, and a clamping mechanism arranged at the top of the bottom plate. The utility model solves the problem that ordinary riveting devices are not convenient to move. Comparative Document 2: Patent No. 201220590726.1, Authorized Announcement No. CN202934834U, Authorized Announcement Date May 15, 2013, discloses a riveting controller and a press machine with the riveting controller. The riveting controller includes a transformer, a bridge rectifier circuit, a wave circuit, a key switch, a first relay, a second relay, a charge and discharge capacitor, and a first electromagnet. One end of the first electromagnet is electrically connected to one end of the primary side of the transformer via the one-way switch of the second relay, and the other end is connected to the other end of the primary side of the transformer. The riveting controller also includes a second electromagnet. One end of the second electromagnet is electrically connected to one end of the primary side of the transformer via the one-way switch of the first relay, and the other end is connected to the other end of the primary side of the transformer. The riveting controller solves the problems of simple structure, low failure rate, and convenient maintenance. However, based on the above comparative documents, the existing technology has many deficiencies. Pressure detection or offline laboratory sampling cannot accurately and directly reflect the riveting size, and the efficiency of offline sampling is low. Defective products cannot be controlled. UTILITY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is to provide a riveting pressure controller integrated with multi-channel input and output functions. The riveting shape and size are accurately and directly measured by combining high-precision and fast-response sensors. Defective products are automatically screened with high efficiency by outputting control signals, so as to overcome the deficiencies of the above prior art.

[0005] The utility model discloses a riveting controller of integrated multichannel input and output function, including two way data acquisition processing module and HMI, the front side of two way data acquisition processing module is provided with the communication indicating lamp that four even distribution, the bottom fixed mounting of two way data acquisition processing module has terminal row, the top of two way data acquisition processing module is provided with RS-232 serial communication interface, the inside of two way data acquisition processing module is provided with control circuit board, and the control circuit board is connected with central control chip, download port, control button and communication control chip, and the interface of HMI is provided with two and shows the input channel data display area of symmetrical distribution.

[0006] The utility model discloses a riveting controller of integrated multichannel input and output function, including two way data acquisition processing module and HMI, the front side of two way data acquisition processing module is provided with the communication indicating lamp that four even distribution, the bottom fixed mounting of two way data acquisition processing module has terminal row, the top of two way data acquisition processing module is provided with RS-232 serial communication interface, the inside of two way data acquisition processing module is provided with control circuit board, and the control circuit board is connected with central control chip, download port, control button and communication control chip, and the interface of HMI is provided with two and shows the input channel data display area of symmetrical distribution.

[0007] On the basis of the above technical scheme, the utility model still can make following improvement.

[0008] Further, the central control chip is an STM32 central control chip, the RS-232 serial communication interface is connected with the communication control chip, and the communication control chip is an RS485 and RS232 communication control chip.

[0009] Further, the four communication indicating lamps are respectively a power indicating lamp, a system indicating lamp, a receiving indicating lamp and a sending indicating lamp, and the four communication indicating lamps are connected with the control circuit board.

[0010] Further, the terminal row includes two analog signal input terminals, two digital signal input terminals, two digital signal output terminals, one power signal input terminal and three signal ground terminals.

[0011] Further, the RS-232 serial communication interface is connected with the HMI through a communication line, and the bottom of the HMI is provided with a program download interface.

[0012] Further, the two way data acquisition processing modules further include two housings fixed by fasteners, and the control circuit board is located between the two housings. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the front view solid structure schematic diagram of the utility model discloses;

[0014] Figure 2This is a rear-view three-dimensional structural diagram of the present invention;

[0015] Figure 3 This is a schematic diagram of the bottom of the HMI of this utility model;

[0016] Figure 4 This is a schematic diagram of the disassembled structure connecting the communication line and the two data acquisition and processing modules of this utility model;

[0017] Figure 5 This is a flowchart illustrating the workflow of this utility model.

[0018] Figure 6 This is a schematic diagram illustrating the working principle of this utility model;

[0019] Figure 7 This is a schematic diagram of the control circuit board of this utility model;

[0020] Figure 8 This is a schematic diagram of the actual structure of the control circuit board of this utility model.

[0021] The attached diagram lists the components represented by each number as follows:

[0022] 1. Two-channel data acquisition and processing module; 2. HMI; 3. Communication indicator light; 4. Terminal block; 5. RS-232 serial communication interface; 6. Control circuit board; 7. Central control chip; 8. Download port; 9. Control buttons; 10. Communication control chip; 11. Communication cable; 12. Program download interface. Detailed Implementation

[0023] The principles and features of this utility model are described below with reference to the accompanying drawings. The examples given are only for explaining this utility model and are not intended to limit the scope of this utility model.

[0024] Example 1, as Figures 1-7 As shown, a riveting controller integrating multi-channel input / output functions includes a two-channel data acquisition and processing module 1 and an HMI 2. The front of the two data acquisition and processing modules is equipped with four evenly distributed communication indicator lights 3. Terminal blocks 4 are fixedly installed at the bottom of the two data acquisition and processing modules 1. An RS-232 serial communication interface 5 is located on the top of the two data acquisition and processing modules 1. A control circuit board 6 is installed inside the two data acquisition and processing modules 1. The control circuit board 6 is connected to a central control chip 7, a download port 8, control buttons 9, and a communication control chip 10. The HMI 2 interface has two symmetrically distributed input channel data display areas.

[0025] Example 2, as Figures 1-7 As shown, this embodiment is a further improvement based on embodiment 1, and its specific details are as follows:

[0026] The central control chip 7 is an STM32 central control chip, the RS-232 serial communication interface 5 is connected with the communication control chip 10, and the communication control chip 10 is an RS485 and RS232 communication control chip.

[0027] The central control chip 7 is a core component of the control circuit board 6, transmits commands and data through instructions, completes operations, and processes tasks, the communication control chip 10 is used for connecting communication between modules and transmitting data, and the lower end interface 8 is a port for the central control chip 7 to download programs.

[0028] Embodiment 3, as shown in the figure, this embodiment is a further improvement on the basis of embodiment 1, which is as follows: Figures 1-7 The four communication indicator lights 3 are respectively a power indicator light, a system indicator light, a receiving indicator light and a sending indicator light, and the four communication indicator lights 3 are all connected with the control circuit board 6.

[0029] The four communication indicator lights 3 are respectively a power indicator light, a system indicator light, a receiving indicator light and a sending indicator light, and the four communication indicator lights 3 are all connected with the control circuit board 6.

[0030] Embodiment 4, as shown in the figure, this embodiment is a further improvement on the basis of embodiment 1, which is as follows:

[0031] Figures 1-7

[0032] The terminal block 4 includes two analog signal input terminals, two digital signal input terminals, two digital signal output terminals, one power signal input terminal and three signal ground terminals.

[0033] The ten terminals on the terminal block 4 from left to right are: GND, DO1, DO0, DI1, DI0, GND, AI1, AIO, GND, 9-24V, and the power supply for the two-way data acquisition and processing module 1 is up to 24V.

[0034] Embodiment 5, as shown in the figure, this embodiment is a further improvement on the basis of embodiment 1, which is as follows: Figures 1-7 The RS-232 serial communication interface 5 is connected with the HMI 2 through a communication line, and the bottom of the HMI 2 is provided with a program download interface 12.

[0035]

[0036] ​​​The control is provided by the central control chip 7, the sensor data is received by the terminal row 4 through the communication line 11 and transmitted to the central control chip 7, the central control chip 7 processes the data and transmits the data to the HMI 2 display through the communication control chip 10, the multi-channel data is simultaneously monitored and processed through the two input channel data display areas on the HMI 2 interface, the program download interface 12 can be used for modifying the internal program of the HMI 2, designing a personalized interface, and controlling the two-way data acquisition and processing module 1 through the HMI 2 input channel data display area.

[0037] Embodiment 6, as shown in the figure, this embodiment is a further improvement on the basis of embodiment 1, which is as follows: Figures 1-7

[0038] The two-way data acquisition and processing module 1 further comprises two housings fixed by fasteners, and the control circuit board 6 is located between the two housings.

[0039] The two-way data acquisition and processing module 1 adopts a plastic housing, which is not molded and closed at one time, but is fixed by two screws, which protects the control circuit board 6. It is a conventional technical means in the art, so the connection of the housing is not shown in detail in the figure to facilitate maintenance of the inside of the two-way data acquisition and processing module 1.

[0040] Please refer to Figure 5 , by terminal monitoring, the MCU collects data, analyzes and judges whether the collected data is in the pre-set qualified interval, if the data is in the qualified interval, the MCU sends the data to the HMI 2 without any marking processing, if the data is not in the qualified interval, the MCU sends the data to the HMI 2 and does background red marking processing, according to the demand, at the same time, the warning signal can be output through the terminal row 4 to remind the operator that the product is unqualified.

[0041] Please refer to Figure 6 , the circuit inside the two-way data acquisition and processing module 1 mainly consists of power supply, isolation circuit, A / D conversion circuit, digital input circuit, digital output circuit, isolation communication interface and MCU. The microcontroller adopts a 32-bit ARM chip with strong data processing capability, and a watchdog circuit is adopted, which can restart the system in case of accident, so that the system is more stable and reliable, and can be applied in high-performance and high-speed application environment. The input and output unit and the control unit adopt optical isolation, the input signal is filtered, which greatly reduces the influence of industrial field interference on the normal operation of the acquisition card, and makes the data acquisition process have good reliability. The communication interface with isolation can avoid the influence of industrial field signals on the communication interface of the controller, and has ESD, overvoltage and overcurrent protection. ​

[0042] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A riveter controller integrating multi-channel input and output functions, characterized by, Including two way data acquisition processing module (1) and HMI (2), the front side of two way data acquisition processing module is provided with four communication indicating lamps (3) which are evenly distributed, the bottom of two way data acquisition processing module (1) is fixedly installed with terminal row (4), the top of two way data acquisition processing module (1) is provided with RS-232 serial communication interface (5), the inside of two way data acquisition processing module (1) is provided with control circuit board (6), control circuit board (6) is connected with central control chip (7), download port (8), control button (9) and communication control chip (10), central control chip (7) is STM32 central control chip, the interface of HMI (2) is provided with two input channel data display areas which are symmetrically distributed, RS-232 serial communication interface (5) is connected with communication control chip (10), RS-232 serial communication interface (5) is connected with HMI (2) through communication line (11), the bottom of HMI (2) is provided with program download interface (12), and communication control chip (10) is RS485 and RS232 communication control chip.

2. The riveter controller integrated with multi-channel input and output functions according to claim 1, wherein, Four communication indicating lamps (3) are power indicating lamp, system indicating lamp, receiving indicating lamp and sending indicating lamp respectively, and four communication indicating lamps (3) are connected with control circuit board (6).

3. The riveter controller integrated with multi-channel input and output functions according to claim 1, wherein, Terminal row (4) includes two analog signal input terminals, two digital signal input terminals, two digital signal output terminals, one power signal input terminal and three signal ground terminals.

4. The riveter controller integrated with multi-channel input and output functions according to claim 1, wherein, Two way data acquisition processing module (1) further includes two housings fixed by fasteners, and control circuit board (6) is located between the two housings.

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