CN219496923U

CN219496923U - Carrier rocket commutation mining and braiding unit test system

Info

Publication number: CN219496923U
Application number: CN202223093273.4U
Authority: CN
Inventors: 邹敏; 郑炜; 孙瑞梅; 宋锦瑞; 陈静亚; 侯秀林; 罗子健; 简董军
Original assignee: Beijing Aerospace Wanyuan Science & Technology Co ltd
Current assignee: Beijing Aerospace Wanyuan Science & Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-08-08
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to the field of electronic information, in particular to a carrier rocket converting, collecting and editing unit testing system. In the prior art, the problems of complex flow during production, debugging and performance inspection of the converter mining unit exist. The device comprises an upper data processing computer, a main control computer, a DA output function expansion board and a load board device of an analog converter module; the upper data processing computer is connected with the main control computer through a USB2.0 or a network port to perform information interaction; the output end of the main control computer is respectively connected with the input end of the DA output function expansion board and the input end of the PCM communication function expansion board; the input end of the load board device of the analog converter module is connected with the output end of the converter module of the single machine through a cable network. The utility model is mainly used for checking the performance of the single product in the production and debugging process, the test system has small equipment volume and complete functions, the system has high integration level, and the operation threshold of workers is reduced by using one-key test.

Description

Carrier rocket commutation mining and braiding unit test system

Technical Field

The utility model relates to the field of electronic information, in particular to a carrier rocket converting, collecting and editing unit testing system.

Background

The carrier rocket converting and editing unit comprises a program module, an editing module and a power module and is mainly responsible for collecting and converting +15V, -15V, +5V voltage and analog quantity signals. The test system of the converter acquisition and editing unit is a ground special test system matched with the converter acquisition and editing unit, is responsible for supplying power to a single machine, provides a system test signal source, and collects, displays, stores, automatically interprets and prints returned data of the single machine. The test system is mainly used for testing the performance of a single product in the production and debugging process, has small equipment volume and complete functions, and reduces the operation threshold through one-key test.

Disclosure of Invention

Aiming at the problem of complex flow during production, debugging and performance inspection of the converter acquisition and editing unit, the utility model provides a carrier rocket converter acquisition and editing unit test system based on RS422 communication, which has high integration level and reduces the operation threshold of workers by using one-key test.

The technical scheme of the utility model is as follows:

a carrier rocket commutation acquisition and editing unit test system comprises an upper bit data processing computer, a main control computer, a DA output function expansion board and a simulated commutation module load board device; the upper data processing computer is connected with the main control computer through a USB2.0 or a network port to perform information interaction; the output end of the main control computer is respectively connected with the input end of the DA output function expansion board and the input end of the PCM communication function expansion board; the input end of the load board device of the analog converter module is connected with the output end of the converter module of the single machine through a cable network.

The analog converter module load board device comprises an analog converter module load board I, an analog converter module load board II and an analog converter module load board III, and the output of the analog converter module is respectively full-load, half-load and no-load of +15V, -15V and +5V voltages.

The main control computer, the DA output function expansion board and the PCM communication function expansion board are all connected with the direct current output end of the power supply and distribution system.

The power supply and distribution system adopts an AC/DC module power supply, the AC module power supply is output to the upper data processing computer, and the DC module power supply is also output to the single machine.

The DA output function expansion board is provided with a plurality of direct-current voltage signal output interfaces, and the output voltage of 0-2.5V is converted into a signal of 0-5V through primary conditioning and then is subjected to multipath output through an analog switch matrix.

The DA output function expansion board outputs signals to a single machine.

The input end of the load board device of the analog converter module outputs signals to the main control computer through a cable network.

The single machine and the PCM communication function expansion board simulate high-speed telemetry to output code synchronous signals and command word signals to the control end of the single machine, and receive PCM data sent by the single machine.

The utility model has the beneficial effects that:

a carrier rocket converting, collecting and editing unit test system based on RS422 communication is mainly used for testing performance of a single product in the production and debugging process, and the test system is small in equipment size and complete in function, and reduces an operation threshold through one-key test.

Drawings

Fig. 1 is a schematic circuit diagram.

In the figure: 1. an upper data processing computer; 2. a main control computer; 3. DA outputs the function expansion board; 4. PCM communication function expansion board; 5. simulating a first load board of the converter module; 6. a load board II of the analog converter module; 7. simulating a load board III of the converter module; 8. a power supply and distribution system; 9. a cable network.

Fig. 2 is a DA output schematic diagram of the DA output function expansion board.

Detailed Description

The utility model will be described in further detail with reference to the accompanying drawings and specific examples.

As shown in FIG. 1, the utility model discloses a carrier rocket converter acquisition unit test system based on RS422 communication, which comprises an upper data processing computer 1, a main control computer 2, a DA output function expansion board 3, a PCM communication function expansion board 4, a first analog converter module load board 5, a second analog converter module load board 6, a third analog converter module load board 7, a power supply and distribution system 8 and a cable network 9.

The upper data processing computer 1 is connected with the main control computer 2 through a USB2.0 or a network port to perform information interaction. The output end of the main control computer 2 is connected with the input end of the PCM communication function expansion board 4, the PCM communication function expansion board 4 is connected with the single machine program module through a cable network, and the communication interface adopts the transmission mode of RS 422. The output end of the main control computer 2 is connected with the input end of the DA output function expansion board 3 to control the output of multiple paths of analog quantities. The input ends of the first analog converter module load board 5, the second analog converter module load board 6 and the third analog converter module load board 7 are connected with the output end of the single converter module. The output end of the power supply and distribution system 8 is connected with the main control computer 2, the DA output function expansion board 3 and the PCM communication function expansion board 4, and outputs a power supply to supply power to the single machine.

As shown in fig. 2, the DA output function expansion board 3 has multiple dc voltage signal output interfaces, which may be set individually or in batch, and may output simultaneously. And the architecture based on the FPGA is adopted, the architecture is connected with DA through a digital bus isolator, the DA outputs 0V to 2.5V voltage, the voltage is converted into 0 to 5V signals through primary conditioning, and the multiplexing output is realized through an analog switch matrix.

The PCM communication function expansion board 4 simulates high-speed telemetry to output a code synchronization signal and a command word signal to a single machine control terminal, and receives PCM data sent by the single machine.

The power supply and distribution system 8 adopts an AC/DC module power supply, provides 1-path continuously adjustable power supply output for the converter acquisition and editing unit according to the requirement, and simultaneously provides 1-path power supply output to the test equipment for self power utilization.

The first analog converter module load board 5, the second analog converter module load board 6 and the third analog converter module load board 7 respectively simulate the full load, half load and no load of +5V voltage of +15V, -15V and +5V voltage of the converter module, and the analog load is a pure resistance load.

The cable network 9 is used for realizing connection among the upper data processing computer 1, the main control computer 2, the power supply and distribution system and other parts in the test system, and an external and single-machine electric interface; the whole system is powered, various signals are transmitted, and data are transmitted.

The specific operation process is as follows:

the upper data processing computer 1 adopts USB2.0 or Ethernet to send the command to the main control computer 2, and the main control computer 2 analyzes the command and correspondingly outputs the command to the DA output function expansion board 3 or the PCM communication function expansion board 4. After receiving the command, the DA output function expansion board 3 outputs a signal meeting the requirement, and controls the analog switch to realize multi-path analog output switching. After receiving the command, the PCM communication function expansion board 4 transmits a subframe synchronization signal and a shift pulse signal to the single machine through the RS422 interface, and receives the PCM data stream transmitted by the single machine program module. The first analog converter module load board 5, the second analog converter module load board 6 and the third analog converter module load board 7 respectively simulate the full load, half load and no load of +15V, -15V and +5V voltages of the single machine converter module, and the analog load is a pure resistance load and is matched with a corresponding indicator lamp for indicating the loading state. The power supply and distribution system 8 adopts an AC/DC module power supply, provides 1 path of continuously adjustable power supply output for a single machine according to requirements, simultaneously provides an alternating current power supply for outputting to the upper data processing computer 1, and simultaneously provides a direct current power supply for outputting to the main control computer 2, the DA output function expansion board 3 and the PCM communication function expansion board 4. The cable network 9 is used for realizing connection among all parts in the test system and an external and stand-alone electrical interface; the whole system is powered, various signals are transmitted, and data are transmitted.

Claims

1. The utility model provides a carrier rocket commutation adopts and compiles unit test system which characterized in that: the device comprises an upper data processing computer (1), a main control computer (2), a DA output function expansion board (3) and an analog converter module load board device; the upper data processing computer (1) is connected with the main control computer (2) through a USB2.0 or a network port for information interaction; the output end of the main control computer (2) is respectively connected with the input end of the DA output function expansion board (3) and the input end of the PCM communication function expansion board (4); the input end of the load board device of the analog converter module is connected with the output end of the single converter module through a cable network (9).

2. The carrier rocket converting and braiding unit testing system as claimed in claim 1, wherein: the analog converter module load board device comprises an analog converter module load board I (5), an analog converter module load board II (6) and an analog converter module load board III (7), and the output of the analog converter module is +15V, -15V and +5V voltages are full load, half load and no load respectively.

3. The carrier rocket converting and braiding unit testing system as claimed in claim 1, wherein: the main control computer (2), the DA output function expansion board (3) and the PCM communication function expansion board (4) are all connected with the direct current output end of the power supply and distribution system (8).

4. A launch vehicle commutated mining and braiding unit test system as claimed in claim 3, wherein: the power supply and distribution system (8) adopts an AC/DC module power supply, the AC module power supply is output to the upper data processing computer (1), and the DC module power supply is also output to a single machine.

5. The carrier rocket converting and braiding unit testing system as claimed in claim 1, wherein: the DA output function expansion board (3) is provided with a plurality of direct-current voltage signal output interfaces, outputs 0-2.5V voltage, is subjected to primary conditioning and conversion into 0-5V signals, and then is subjected to multipath output through an analog switch matrix.

6. The carrier rocket converting and braiding unit testing system as claimed in claim 5, wherein: the DA output function expansion board (3) outputs signals to a single machine.

7. The carrier rocket converting and braiding unit testing system as claimed in claim 1, wherein: the input end of the load board device of the analog converter module outputs signals to the main control computer (2) through the cable network (9).

8. The carrier rocket converting and braiding unit testing system as claimed in claim 1, wherein: the single machine and PCM communication function expansion board (4) simulates high-speed telemetry to output code synchronous signals and command word signals to the control end of the single machine, and receives PCM data sent by the single machine.